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Grade 4 - Mathematics
3.21 2 Digit Multiplication
Read the question carefully.
Write one of the factors as the sum of two numbers, such that one number is a multiple of 10.
Multiply and add the products.
Example
:
25 is written as 20+5.
Multiply 37 and 5, this gives 185.
Multiply 37 and 20, this gives 740.
Add the products.
Answer: 925
Directions:
Multiply the following two digit numbers. Also write at least 10 examples of your own.
Q 1
: 39 x 66
2574
2610
105
2570
Q 2
: 45 x 37
1800
1575
82
1665
Q 3
: 80 x 75
5600
6120
6000
5000
Q 4
: 62 x 39
2428
3481
2418
2428
Q 5
: 53 x 84
137
4452
4300
4460
Q 6
: 86 x 44
3788
3760
3784
3824
Q 7
: 96 x 48
4600
4615
4608
4622
Q 8
: 97 x 68
6496
6586
6596
6696
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Question 10: This question is available to subscribers only!
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