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OpenStudy (anonymous):
Simplify: 2/5cd - 3/10cd
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OpenStudy (anonymous):
\[2/5cd-3/10cd=4/10cd-3/10cd=1/10cd\]
OpenStudy (anonymous):
Can you explain how you got your answer?
OpenStudy (anonymous):
Multiplied the denominator and numerator of 2/5cd by 2 to get a common denominator.
OpenStudy (anonymous):
if youtake the 2/5...it = 4/10 whe you make the Denominater equal
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