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How do I tell if they are equivalent without a chart?

How Do I Tell If They Are Equivalent Without A Chart class=

Sagot :

Multiply each fraction by each others denominator and see if they match.
For example for the first one ->
7/10 + 1/2 multiply the numerator and denominator of 1/2 by 10 (the bottom of the other fraction) and you get 10/20. The. The bottom of 1/2 is 2, so 2 times 7/10 is 14/20. So 14/20 + 10/20 is equal to the first one.