Complete the series.


What comes after 2436?
2437
What comes after 1259?
1260
What comes before 900?
899
Which is the smallest three digit number?
100
Write the following in words.
a. 1,809
b. 21,003
a. One thousand eight hundred nine
b. Twenty one thousand and three
Count the number of bags and write the number formed.

600+40+5=645
Write the numeral that the given diagram represents.

3,352
Write the numeral that the given diagram represents.

4,057
Write the following in their standard form:
a. 3,000 + 200 + 10 + 5
b. 40,000 + 600 + 5
a. 3,215
b. 40,605
Write the following in expanded form:
a. 24,989
b. 35,451
a. 20000 + 4000 + 900 + 80 + 9
b. 30000 + 5000 + 400 + 50 + 1
Write the following in figures.
a. Fifteen thousand seven hundred seventeen
b. Two thousand five hundred one
a. 15,717
b. 2,501
Write the following in words.
a. 31,554
b. 2,887
a. Thirty one thousand five hundred fifty four
b. Two thousand eight hundred eighty seven
A computer costs ₹ 15,040, a printer costs ₹ 5,890 a CD Rom costs ₹ 1095 and a scanner costs ₹ 3,545. Find:
a.How much will a computer and scanner cost?
b.How much will a computer and printer cost?
c. How much will a printer and a CD Rom cost?
d.How much will a scanner and a CD Rom cost?
e.How much will all the four cost?
a. Cost of computer = ₹ 15,040
Cost of scanner = ₹ 3,545
Total cost of computer and scanner = ₹15,040 + ₹3,545
= ₹18,585
Thus, a computer and a scanner will cost ₹ 18,585.
b. Cost of computer = ₹15,040
Cost of printer = ₹ 5,890
Total cost of computer and printer = ₹15,040 + ₹ 5,890
= ₹ 20,930
Thus, a computer and a printer will cost ₹ 20,930.
c. Cost of printer = ₹ 5,890
Cost of CD Rom = ₹ 1,095
Total cost of printer and CD Rom
= ₹ 5,890 + ₹1,095
= ₹ 6,985
Thus, a printer and a CD Rom will cost ₹ 6,985.
d.Cost of scanner = ₹3,545
Cost of CD Rom = ₹1,095
Total cost of scanner and CD Rom
= ₹ 3,545 + ₹ 1,095
= ₹ 4,640
Thus, a scanner and a CD Rom will cost ₹ 4,640.
e.Cost of computer = ₹15,040
Cost of printer = ₹ 5,890
Cost of scanner = ₹3,545
Cost of CD Rom = ₹1,095
Total cost of computer, printer, CD Rom and scanner = ₹15,040 + ₹5,890 + ₹1,095 + ₹3,545
= ₹ 25,570
Thus, a computer, scanner, CD Rom and printer costs ₹ 25,570.
What is to be multiplied with 3 to get 39?
13
What is to be multiplied with 5 to get 60?
12
What is the product of 2 and 14?
28
What is the product of 5 and 15?
75
What are 4 times 14?
56
What is to be multiplied with 8 to get 96?
12

98
Solve: 11 x 3
33

45
What is to be multiplied with 14 to get 112?
8
What is the product of 7 and 12?
84
What is to be multiplied with 8 to get 104?
13
Which two numbers have a product of 55?
11 and 5
What are 13 times 4?
52
What is the product of 12 and 2?
24
A box contains 15 apples. How many apples do 7 such boxes contain?
Number of apples in 1 box = 15
Number of apples in 7 boxes = 7 x 15
= 105


Write the multiplication sentence for the picture given below and find its product.

Answer may vary
12 times 2 is 24.
There are 15 bags and each bag contains 10 candies. Find the total number of candies.
Number of bag = 15
Number of candies in 1 bag = 10
Total number of candies = 15 x 10
= 150
Mona has X toffees with her and her brother gave her X toffees more. Express the total number of toffees in Hindu - Arabic numeral.
Number of toffees with Mona = X
Number of toffees given by her brother = X
Total number of toffees with Mona = X + X = XX
Solve:9854 - 1999

Solve:9655 - 5588

Solve:4587 - 3254

Solve:888 - 568

Solve:895 - 459

Solve: 5687 - 1
5686
Solve: 9865 - 9865
0
Solve: 4589 - 0
4589
Solve: 895 - 1
894
Solve: 785 - 0
785
Solve: 23 - 23
0
What is the result, when 1 is subtracted from a number?
We get predecessor of that number
What is the difference, when a zero is subtracted from a number?
The number itself
What is the difference, when a number is subtracted from itself?
Zero
What is subtraction?
The process of taking away some objects from a given collection is known as subtraction.
Find the sum of 3562, 863 and 1869.
3562 + 863 +1869 = 6294
Find the sum of 9632 and 7563.
9632 + 7563 = 17,195
Add: 7563 and 5860
7563 + 5860 = 13423
Add: 424 and 258

There are 14 packets and each packet costs 9 rupees. Find the total cost of 14 packets.
Number of packets = 14
Cost of 1 bag = 9 Rupees
Total cost of 14 packets = 14 x 9
= 126 Rupees
An orchard was counting the number of apples they had. Each of their 38 trees had 45 apples in it. Write an expression which shows about how many apples were there in total. (Round off to nearest 10)
40 X 50
A store had 28 boxes of chocolates with 66 chocolates in each box. Write an expression which shows about how many chocolates were there in total. (Round off to nearest 10)
30 X 70
Round off 364 to the nearest ten.
364 rounded off to the nearest ten is 360.
Round off 145 to the nearest ten.
145 rounded to the nearest ten is 150.
Round off 578 to the nearest hundred.
578 rounded to the nearest hundred is 600.
Round off 134 to the nearest hundred.
134 rounded to the nearest hundred is 100.
Round off 63 to the nearest ten.
63 rounded to the nearest ten is 60.
Round off 27 to the nearest ten.
27 rounded to the nearest ten is 30
Multiply 9 by 1000.
9 X 1000 = 9,000
Multiply 20 by 0.
20 X 0 = 0
Multiply 56 by 100.
56 X 100 = 5,600
Multiply 24 by 1.
24 X 1 = 24
Multiply 12 by 10.
12 X 10 = 120
What is the result, when a number is multiplied by 1?
The number itself
What is the result, when a number is multiplied by 0?
0
Multiply 45 by 14.
45 X 14 = 630
Multiply 45 by 8.
45 X 8 = 360
If a book costs
75, how much will 22 books cost?
Cost of 1 book =
75
Cost of 22 books =
(75 X 22)
=
1,650
There are 50 oranges in one crate. How many oranges would be there in 12 such crates?
Number of oranges in one crate = 50
Number of oranges in 12 crates = 50 X 12
= 600
Add: 783 and 177

Add: 256, 576 and 962
256 + 576 + 962 = 1794
Add: 123 and 866
123 + 866 = 989
Add: 4532 and 1
4532 + 1 = 4533
Add: 8631 and 0
8631 + 0 = 8631
Add: 600 and 8
600 + 8 = 608
Add: 500 + 700 + 400
1,600
Add: 330, 300 303
933
Add: 600, 60 and 6
600 + 60 + 6 = 666
Add: 480, 180 and 456
480 + 180 + 456 = 1,116
Add: 231, 12 and 569
231 + 12 + 569 = 812
There were 593 girls and 436 boys in a school. How many students are there altogether?
Total number of students = 593 + 436
= 1029
There were three bags full of money. The first bag had ₹ 3856, the second bag had ₹ 4521 and the third bag had ₹ 6321. What was the total sum of money in the bags?

Total sum of money = ₹ 3856 + ₹ 4521 + ₹ 6321
= ₹ 14698
Find the sum of 2563 and 8702.
2563 + 8702 = 11265
Find the sum of 9631 and 6352.
9631 + 6352 = 15983
Find the sum of 5863 and 1230.
5863 + 1230 = 7093
Add: 5236 and 863
5236 + 863 = 6099
Add:1258 and 9632

Add:7899 and 7899

Add:5786 and 1588

Daisy earns 50632 rupees annually and Stacey earns forty two thousand one hundred eighty rupees per year. Who earns more money in one year?
Daisy's income = ₹ 50632
Stacey's income = Forty two thousand one hundred eighty or ₹ 42,180
₹ 50632 > ₹ 42,180
Hence, Daisy earn more money in one year.
Express LX in Hindu Arabic number.
60
Express 46 in Roman number.
XLVI
What comes before XL?
XXXIX
What comes after LV?
LVI
Write the Roman numeral for

XXXIII
Express D in Hindu Arabic number.