3 years ago

3 9/100 + 2 8/10 = ? ?/100 help its 4 a friend!!!

1 answer:

4 0

For the fraction 28/10,
times 10 at 28 and 10,(to get the same denominator"100")
28×10=280
10×10=100

Thus,
28/10 become 280/100

We can plus the number above the denominator"100",which is 39 and 280.It is because they have achieved a same denominator.
39/100+280/100
=(39+280)/100
=319/100

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