Express 50 in Roman number.
L
Express 32 in Roman number.
XXXII
Arrange the roman numerals in descending order.


Arrange the roman numerals in ascending order.


What comes before XXV?
XXIV
What comes after XX?
XXI
Express XXX Hindu Arabic number.
30
Express XV Hindu Arabic number.
15
Express III Hindu Arabic number.
3
Gitanjali bought XXIX apples from the market. Express the number of apples in Hindu- Arabic numerals.
29
Which Hindu- Arabic numeral does the minute hand represent?

11
Rahul scored VII marks out of X in Maths subject. Express his marks in Hindu- Arabic numeral.
7
Deepak bought 15 chocolates from the shop and ate 2 from it. Express the remaining number chocolates in Roman numeral.
Total number of chocolates = 15
Number of chocolates eaten by Deepak = 2
Number of choolates left = 15-2 = 13
In roman numeral = XIII
Count the number of beads and write the number formed.

544
Write the place value of the underlined digit.
Write the place value of the underlined digit.
Put the missing comma in the given figures.
a. 5643
b. 99054
a. 5,643
b. 99,054
Which period has two places?
Thousands
How many periods are there in ones place?
3
What are periods?
A place value chart is divided into groups called periods.
Mr. Smith and his family went for a picnic to amusement park. Ticket fare for the amusement park was 449.He had to purchase ten tickets and he had only 100 notes. Estimate the number of notes he needed, rounded off to nearest ten?

Daniel had 7897. He bought a table for 3420. Estimate the amount left with Daniel rounded off to nearest hundred?

Baa, baa black sheep, have you any wool?

Yes sir, yes sir three bags full.
If one bag has 985 kg of wool, another has 624 kg of wool and the third has 742 kg of wool, estimate the total quantity of wool (rounded off to nearest 100) the black sheep has?
Quantity of wool in bag 1 (rounded off to nearest 100) = 1,000 kg
Quantity of wool in bag 2 (rounded off to nearest 100) = 600 kg
Quantity of wool in bag 3 (rounded off to nearest 100) =700 kg
Total quantity of wool black sheep has = 1,000 kg +600 kg + 700 kg= 2,300 kg
An ice cream shop kept track of how many ice cream cones it sold in past five days.

a. On Friday, the shop sold the fewest number of cones, i.e.546.
b. On Sunday, shop sold the maximum number of cones, i.e. 894.
c. Number of ice cream cones sold on Sunday = 894
Number of ice cream cones sold on Wednesday = 750
On comparing, we get;
750 < 894
Thus, maximum number of cones were sold on Sunday.
Also, 894 - 750 = 144
Thus, 144 more cone were sold on Sunday than on Wednesday.
d. Number of cones sold on Wednesday = 750
Number of cones sold on Thursday = 882
Number of cones sold on Friday = 546
Number of cones sold on Saturday = 683
Number of cones sold on Sunday = 894
Arranging the number of cones in ascending order:
546 > 683 > 750 > 882 > 894
e. Number of cones sold on Wednesday = 750
Number of cones sold on Thursday = 882
Number of cones sold on Friday = 546
Number of cones sold on Saturday = 683
Number of cones sold on Sunday = 894
Arranging the number of cones in descending order:
894 > 882 > 750 > 683 > 546
A travel agency recorded the distance travelled by all the drivers on Sunday.

Distance travelled by Michael = 942 km
On comparing, we get;
942 > 925
Thus, Michael covered more distance than Peter.
Also, 942 – 925 = 17
Thus, Michael covered 17 km more than Peter.
Distance travelled by Michael = 942 km
On comparing, we get;
855 < 942
Thus, Allex covered less distance than Michael.
Also, 942 – 855 = 87
Thus, Allex covered 87 km less than Michael.
Distance travelled by John = 824 km
Distance travelled by Michael = 942 km
On comparing, we get;
824 < 942 < 950
Thus, Roy covered the maximum distance.
A newspaper seller sells 895 copies of City press, 1258 copies of Daily News and 999 copies of Cape Times. Arrange them in descending order and name the press whose paper was sold the least.

No. of copies sold of City press = 895
No. of copies sold of Daily News = 1258
No. of copies sold of cape press = 999
Arranging the number of copies sold in descending order, we get;
1258 > 999 > 895
i.e, Daily News > City times > Cape press
Copies of City press were sold the least.
Write the greatest number using the following digits only once.
a. 3, 5, 6, 2
b. 7, 0, 5, 4
c. 7, 8, 3, 2, 5
d. 9, 2, 7, 8, 0
a. 6,532
b. 7,540
c. 87,532
d. 98,720
Write the place value of the underline number.
For each of the following numerals, draw an abacus in your notebook.
a. 2,654
b. 42,234


Read the story and answer the following questions.
One day Hilary went to the Zoo with her family and cousins. She saw six elephants, five lions, sixteen peacocks. Then she stopped for 1854 seconds for lunch. Her brother had twenty six sandwiches and thirty two drinks. Then she saw twelve horses. Then she went home and it was fun at the Zoo.
a. Estimate the number of sandwiches and drinks Hilary's brother had?
b. Estimate the total number of animals Hilary saw?
c. For how much time did they stopped for having lunch rounded to nearest hundred?

On 20 oct. 2012, exam results of a Public school of semester 1 were announced. The teacher recorded the marks of students. The mark list of some students is given as below:

a. Who scored the maximum marks?
b. Who scored the least marks?
c. How many students scored same marks?
d. Arrange the marks in ascending order.
e. Declare first three positions in the class.
a. Julia
b. Maria
c. Willem and Ali, i.e, two students scored same marks.
d. Ascending order:
324 < 352 < 379 < 380 < 415 < 415 < 431 < 455 < 476 < 485.
e. first : Julia
second : Lara
third : Richard


Find the sum and express the following according to the place value chart.
a. 3 x 10000 + 3 x 1000 + 4 x 100 + 1 x 10
b. 5 x 1000 + 3 x 1
c. 4 x 10000 + 2 x 1000 + 7 x 100 + 3 x 10 + 1 x 1
d. 9 x 10000 + 4 x 1000 + 8 x 100 + 2 x 1
e. 10 x 1000 + 4 x 100 + 2 x 10 + 5 x 1
a. 3 x 10000 + 3 x 1000 + 4 x 100 + 1 x 10 = 33410
b. 5 x 1000 + 3 x 1 = 5003
c. 4 x 10000 + 2 x 1000 + 7 x 100 + 3 x 10 + 1 x 1 = 42731
d. 9 x 10000 + 4 x 1000 + 8 x 100 + 2 x 1 = 94802
e. 10 x 1000 + 4 x 100 + 2 x 10 + 5 x 1 = 10425
According to place value chart, they will be written as:
a. 33,410
b. 5,003
c. 42,731
d. 94,802
e. 10,425
Add: 2783 and 6177

Add: 8424 and 1258

Add: 5862 and 8561
5862 + 8561 = 14423
Add:9645 and 9531
9645 + 9531 = 19176
Add: 1805 and 2158
1805 + 2158 = 3963
Add: 4582 and 1000
4582 + 1000 = 5582
Complete the table.


On a day 18000 people were expected to see a cricket match, but only 16756 came, how many did not come?

Subtract:


There are 725 men, 668 women and 363 children in a small town. What is the total population of the town?
Number of men in a town= 725
Number of women in a town= 668
Number of children in a town= 363
Total population of the town= 725 + 668 + 363
= 1,756
Thus, total population of the small town is 1,756.
My school decided to take the students for picnic. They took 585 students on the first day and 534 students on the second day. What is the total number of students who went for picnic?
No. of students who went for picnic on first day = 585
No. of students who went for picnic on second day= 534
Total no. of students who went for picnic = 585 + 534
= 1,119
Thus, 1,119 students went for picnic.
If one farmer has 955 cows and another farmer has 759, how many cows do they have altogether?
Number of cows with one farmer = 955
Number of cows with another farmer = 759
Total number of cows = 955 + 759 = 1,714
Thus, they had 1,714 cows altogether.
A factory produced 4563 kg of sugar on Monday, 3642 kg sugar on Tuesday and 5415 kg on Wednesday. Find the total quantity of sugar produced in these three days?
Quantity of sugar produced on Monday = 4563 kg
Quantity of sugar produced on Tuesday = 3642 kg
Quantity of sugar produced on Wednesday = 5415 kg
Total Quantity of sugar produced in three days = 4563 kg + 3642 kg + 5415 kg
= 13620 kg
Thus, 13620 kg sugar was produced in these three days.
Jack and Christopher are dairy farmers. Jack had 3,198 cows on his farm. Christopher had 3,542 cows. How many cows do they have altogether?

Number of cows, Jack had = 3,198
Number of cows, Christopher had = 3,542
Total number of cows = 3,198 + 3,542
= 6,740
Thus, Jack and Christopher had 6,740 cows altogether.
John bought an Air-conditioner for ₹ 14,780 and a microwave for ₹ 8,550. How much money did he spend in all?
Cost of air-conditioner = ₹ 14,780
Cost of microwave = ₹ 8,550
Cost of both air-conditioner and microwave = ₹ 14,780 + ₹ 8,550 = ₹ 23,330
Thus, John spent a total of ₹ 23,330 in a buying an air-conditioner and a microwave.


Jordan has 8990 stamps. He gave 2422 to his sister and 1503 to his friend. How many stamps are left with him?
Total number of stamps Jordan had = 8990
Number of stamps given to sister = 2422
Number of stamps given to friend = 1503
Total number of stamps given to sister and friend
= 2422 + 1503
= 3925
Number of stamps left with Jordan = 8990 - 3925

Thus, Jordan was left with 5065 stamps.
Read the story and answer the following questions.
Lion, the king of the jungle organised his birthday party in the jungle and invited his friends. There were 758 bananas, 415 apples, 682 oranges in the party. Also, his friend Bear got 599 mangoes for Lion. Lion had organised many drinks for them too. All of them were dancing to the music. They played many games and enjoyed a lot. This was the best birthday party Lion ever had.
Number of apples = 415
Number of oranges = 682
Total number of fruits organized by the lion= 758 + 415 + 682
= 1,855
Thus, Lion organised a total of 1,855 fruits.
Number of bananas = 758
Total number of apples and bananas = 415 + 758
= 1,173
Number of oranges = 682
Total number of apples and oranges = 415 + 682
= 1,097
Number of oranges = 682
Total number of bananas and oranges = 758 + 688
= 1,440
Number of fruits bought by Bear = 599
Total number of fruits = 1,855 + 599
= 2,454
Thus, there were 2,454 fruits are in the party.
Solve:
There were four bags full of money. The first bag had ₹856, the second bag had ₹785, the third bag had ₹658 and the fourth bag had ₹924.
Money in bag 2 = ₹785
Total sum of money in bag 1 and bag 2
= ₹856 + ₹785
= ₹1,641
Money in bag 3 = ₹658
Total sum of money in bag 2 and bag 3
= ₹785 + ₹658
= ₹1,443
Money in bag 4 = ₹924
Total sum of money in bag 3 and bag 4
= ₹658 + ₹924
= ₹1,582
Money in the bag 3 = ₹658
Money in the bag 4 = ₹924
Total money in bag 2, bag 3 and bag 4
= ₹785 + ₹658 + ₹924
= ₹2,367
Money in the bag 2 = ₹785
Money in the bag 3 = ₹658
Money in the bag 4 = ₹924
Total sum of the money
= ₹856 + ₹785 + ₹658 + ₹924
= ₹3,223
Thus, there was a total of ₹3,223 in the four bags.
Mrs. Maria's class recorded how many cans of food each student collected for their canned food drive.
|
Name |
No. of Cans collected |
|
Royce |
358 |
|
David |
472 |
|
Robinson |
498 |
|
Christine |
388 |
Answer the following questions.
a. How many cans did Royce and David collected?
b. How many cans did Royce, Robinson and Christine collected?
c. How many cans did David and Robinson collected?
d. How many cans did Royce and Christine collected?
e. How many cans did all of them collected?
a. Number of cans, Royce collected = 358
Number of cans, David collected = 472
Total number of cans = 358 + 472
= 830
Thus, Royce and David together collected 830 cans.
b. Number of cans, Royce collected = 358
Number of cans, Robinson collected = 498
Number of cans, Christine collected = 388
Total number of cans = 358 + 498 + 388
= 1,244
Thus, Royce, Robinson and Christine together collected 1,244 cans.
c. Number of cans, David collected = 472
Number of cans, Robinson collected = 498
Total number of cans = 472 + 498
= 970
Thus, David and Robinson together collected 970 cans.
d. Number of cans, Royce collected = 358
Number of cans, Christine collected = 388
Total number of cans = 358 + 388
= 746
Thus, Royce and Christine together collected 746 cans.
e. Number of cans, Royce collected = 358
Number of cans, David collected = 472
Number of cans, Robinson collected = 498
Number of cans, Christine collected = 388
Total number of cans = 358 + 472 + 498 + 388
= 1,716
Thus, Royce, David, Robinson and Christine together collected 1,716 cans.
One hour has 60 minutes. How many minutes are there in?
a. 7 hours
b. 12 hours
a.
Number of minutes in 1 hour = 60 minutes
Number of minutes in 7 hours = (60 X 7) minutes
= 420 minutes
b.
Number of minutes in 1 hour = 60 minutes
Number of minutes in 12 hours = (60 X 12) minutes
= 720 minutes
With the help of repeated subtraction method divide 36 by 4.
36 – 4 = 32
32 – 4 = 28
28 – 4 = 24
24 – 4 = 20
20 – 4 = 16
16 – 4 = 12
12 – 4 = 8
8 – 4 = 4
4 – 4 = 0
4 is subtracted 9 times from 36.
Apply repeated subtraction method to divide 24 by 6.
24 – 6 = 18
18 – 6 = 12
12 – 6 = 6
26 – 6 = 0
6 is subtracted 4 times from 24.
What do you mean by division?
Division means sharing or distributing objects equally.
Divide 162 by 9.

Divide 112 by 8.

Divide 408 by 4.
408 ÷ 4 = 102
Find the dividend.


Find the dividend.


Find the dividend.


Find the divisor.


Find the divisor.


Find the divisor.


Write the following statement as division fact.
Eighteen divided by nine is equal to two.

Write the following statement as division fact.
Twenty five divided by five is equal to five.

Write the following statement as division fact.
Forty two divided by six is equal to seven.

56 children are placed equally in 8 rows. How many children are there in each row?
Number of children = 56
Number of rows = 8
Number of children in each row = 56 ÷ 8

Divide 42 balloons among 6 children equally.


Divide 24 mangoes equally among 3 children by repeated subtraction.
24 – 3 = 21
21 – 3 = 18
18 – 3 = 15
15 – 3 = 12
12 – 3 = 9
9 – 3 = 6
6 – 3 = 3
3 – 3 = 0
Here, 3 are subtracted 8 times from 24.
Thus, each child will share 8 mangoes.
There are 323 children in a school. They are divided into teams of 11 children each. How many teams were formed? How many children were left over?

How many lines of symmetry does the given figure have?


Is letter B symmetrical? If yes, then how many lines of symmetry does it have?
Complete the picture, so that the image looks symmetrical.
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Complete the picture, so that the image looks symmetrical.


Draw and find out the number of lines of symmetry of the given oval shape.


Draw and find out the number of lines of symmetry of the given cylinder.


Draw and find out the number of lines of symmetry of the given symbol.


Draw and find out the number of lines of symmetry of the given door


Draw and count the lines of symmetry of the given window.


How many lines of symmetry does the given shape have?

Draw and count the lines of symmetry in the given shape.


Is it possible to draw the line of symmetry for the given figure?
State true or false:
a. A triangle has four lines of symmetry.
b. An image is said to be symmetrical if it can be divided into two equal parts.
How many lines of symmetry does the given figure have?

Fill in the blanks.
a. The line of symmetry divides an image into __ equal parts.
c. A rectangular object has __ lines of symmetry.
Fill in the blank.
At half past 11, the minute hand is at ______.
6
Complete the table.


Fill in the blanks.
a) When the minute hand is at 2 then it show ____minutes.
b) When the minute hand is at 6 then it shows ____ minutes.
c) When the minute hand is at 5 then it shows _____ minutes.
d) When the minute hand is at 11 then it shows _____ minutes.
e) When the minute hand is at 8 then it shows ______ minutes.
a) 10
b) 30
c) 25
d) 55
e) 40
Look at the given clocks and write the time in two ways.

a) 01:45 and quarter to 2
b) 02:00 and 2 o’clock
c) 02:15 and quarter past 2
Draw hands on the clock to show the given time.
a) quarter to 4
b) quarter past 7
c) half past 9



Write first 5 multiples of the following.
a. 14
b. 9
c. 16
d. 22
e. 19
a. Multiples of 14 are:
14, 28, 42, 56, 70
b. Multiples of 9 are:
9, 18, 27, 36, 45
c. Multiples of 16 are:
16, 32, 48, 64, 80
d. Multiples of 22 are:
22, 44, 66, 88, 110
e. Multiples of 19 are:
19, 38, 57, 76, 95
Solve: 78 x 4
312
440 x 0
0
765 – 0
765
What is to be subtracted from 779 to get 650?
129
What is to be added to 445 to get 600?
155
Solve: 332 - 29