Im confused, my question is how do you work out this question: What do you add to 2 1/7 to make 4?

asked Dec 15, 2017 150k views

4 votes

Im confused, my question is how do you work out this question:

What do you add to 2 1/7 to make 4?

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1 vote

I would be on because 27/7 equals 21 divided by seven and that is 3.
so 4-3 equals 1

Luiz Martins answered Dec 17, 2017

8.4k points

3 votes

Let the no. be x

21/7 +x = 4

x = 4-21/7

x = 28/7-21/7

x = 4/7

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