alexsince4835
03.07.2020 •
Mathematics
What is 12 1/2 - (-4 1/2)
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Ответ:
17
Step-by-step explanation:
12 1/2 - (-4 1/2)
Turn to improper fractions.
25/2 - (-9/2)
Negative times negative is positive.
25/2 + 9/2
Add fractions with common denominators.
34/2
Divide.
= 17
Ответ: