Question #4953b

1 Answer
Júlio B.
Apr 28, 2016

This is because you can simplify the number in parts

Explanation:

The fraction #21/14# can be simplified to #3/2#. But, we know that #3/2 = 2/2 + 1/2#, and #2/2 = 1#, so, we can write #1 1/2# or #1 + 1/2#, it will be the same.

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