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seraphim [82]
3 years ago
5

You must have a common denominator when _______ fractions. Choose all that apply.

Mathematics
2 answers:
kolbaska11 [484]3 years ago
6 0

Answer:

Dividing, subtracting, adding

Step-by-step explanation:

the reason <u>you can only multiply without a common denominator</u> is that the multiplication process does it for you, normally, the quickest way to find an easy common denominator is to multiply the two, then simplify at the end.

Hopefully this helped!

sukhopar [10]3 years ago
5 0

Answer:

Adding and subtracting!!!

Step-by-step explanation:

i took math lol

PS plzz tell me if u got it right!!!

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