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OpenStudy (anonymous):
3/7+2/7 1/9+4/9+2/9 3/5-2/5
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OpenStudy (anonymous):
i will become ur fan
OpenStudy (anonymous):
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OpenStudy (anonymous):
3/7 + 2/7 = 5/7 1/9 + 4/9 + 2/9 = 7/9 3/5-2/5= 1/5 When they have a common number at the bottom, you just add the top part of the fraction
OpenStudy (anonymous):
thx
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