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Kyle found that 31/97 = 0.3196. Without doing any computation, explain how we know that Kyle is wrong. I need the answer really quickly!!!
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7 votes
Kyle found that

31/97 = 0.3196. Without doing any computation, explain how we know

that Kyle is wrong.

I need the answer really quickly!!!

User Joni
by
2.9k points

1 Answer

5 votes

Answer:

Because 97 x 0.3196 cannot be 31.

It will be a number that has a 2 as the last digit.

Explanation:

97 x 0.3196 will have an answer with a 2 as the last digit because 7 x 6 = 42 (the last digits in each factor)

User ShirleyCC
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