Question

Subtract -3/7 from 4/21
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Answer 1

Answer:

I don't know this question answer

Answer 2

Answer:

13/21

Step-by-step explanation:

First take the lcm of the denominators

LCM is 21

now multiply -3/7with 3/3

so you will get -9/21

now go to subtraction

4/21- -9/21 = 13/21