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Earn +20 ptsQ: What is 9 over 10 subtracted by 2 over 5?
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What is 4 over 5 subtracted from 3 over 10?
3/10 - 4/5 = 3/10 - 8/10 = -5/10 = -1/2
What is 2 over 5 subtracted by 8 over 2?
= 2/5-8/2 = (2/5)-(8/2) = (4/10)-(40/10) = -36/10 = -18/5 Or as a decimal, -3.6
What is 7 over 10 subtracted by 1 over 4?
1/4 - 7/10 = (5/5)(1/4) - (2/2)(7/10) = 5/20 - 14/20 = -9/20
What is 2 over 5 subtracted by 15?
2/5 -15 = -14.6
What is the answer to one half subtracted from one tenth?
1/10 - 5/10 = -4/10 = -2/5
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