one half of a roll of wallpaper covers 1/10 of a wall. how many rolls of wallpaper are needed to cover half the wall

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stephylor11 stephylor11

01-05-2017
Mathematics

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one half of a roll of wallpaper covers 1/10 of a wall. how many rolls of wallpaper are needed to cover half the wall

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AngelaSparkles AngelaSparkles · Answer 1 · 2017-05-01T00:31:01+02:00

AngelaSparkles AngelaSparkles

01-05-2017

4 more rolls because 1/2 = 5/10.

1/10 is already used. Now you need to find how many 10ths to make the fractions equivalent. You need 4 more.

1/2 = 5/10.

4 more rolls are needed.

Hope this helps, please mark me as brainliest :D

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