Question

The product of a number and 7 is 63
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Answer 1

Answer:

Let the number be x

then‚

x*7 = 63

x = 63÷7

x = 9

therefore required number is 9

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Answer 2

1. 7 × 63

= 441.

2. 7× ( 60 + 3)

= 420 + 21

= 441.

3. 7 × ( 70 - 7)

= 490 - 49

= 441.