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How does 1/2+-2/5+1/4=7/20

How does 1/2+-2/5+1/4=7/20
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How does 1/2+-2/5+1/4=7/20

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User Remek Ambroziak
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8.4k points

1 Answer

5 votes

Answer:

Explanation:

1/2 = 10/20

-2/5 = -8/20

1/4 = 5/20

when you combine all of them together 10/20 - 8/20 + 5/20 it would equal to 7/20.

answered
User Emy Alsabbagh
by
8.6k points
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