# arithmetic

You buy a square lot that is 154 yd on each side. What is its size in acres?

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1. http://www.calculateme.com/Area/SquareYards/ToAcres.htm

Multiply 154 x 154 to get the number of square yards; then use the calculator above.

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Writeacher
2. Since 1 acre = 4,840 sq. yards, you can set up a proportion with x representing the unknown acres:

1 / 4840 = x / 23,816

Cross multiply.

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Ms. Sue
3. Sorry -- there's a typo above. The lot is 23,716 square yards.

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Ms. Sue

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