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Date:___________________
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Grade 4 - Mathematics
3.20 Practicing Multiplication, Multiplying with Zeros
Multiply the non zero numbers.
Count the number of zeroes in the factors.
Add the same number of zeroes to the product.
Example
: 23x400
First multiply 23 and 4, this gives 92.
There are 2 zeroes in the question, hence the result is 9,200.
Answer: 9,200
Example
: 30 x 400
First multiply 3 and 4, this gives 12.
There are 3 zeroes, hence the result is 12,000.
Answer: 12,000
Directions:
Multiply the following. Also write at least 20 examples of your own.
Name: ___________________
Date:___________________
Grade 4 - Mathematics
3.20 Practicing Multiplication, Multiplying with Zeros
Q 1
: 120 x 2000 =
240,000
48,000
122,000
Q 2
: 40 x 800 =
3,200
32,000
320,000
Q 3
: 30 x 2000 =
600
60,000
6,000
Q 4
: 900 x 200 =
1,800
18,000
180,000
Q 5
: 360 x 2000 =
72,000
7,200
720,000
Q 6
: 600 x 400 =
240,000
2,400
24,000
Q 7
: 70 x 80 =
5600
490
4200
Q 8
: 30 x 20 =
6,000
600
60
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Question 10: This question is available to subscribers only!
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