Explain how you can use mental math to compare 7 pounds to 120 ounces.

asked Sep 7, 2016 144k views

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1 pound is equal to 16 ounces.

7 * 16 = 112

So 7 pounds is equal to 112 ounces.

Therefore 120 ounces is greater than 7 pounds.

Nazgul answered Sep 7, 2016

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16 ounces in a pound.
120/16 = 60/8 = 30/4 = 15/2 = 7.5

7.5 lbs = 120 oz
7.5 lbs > 7 lbs

James W Simms answered Sep 13, 2016

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