Saturday, September 27, 2014

263: Make Equal with Parentheses

Insert parentheses into each of the following expressions so that each will have the same value.

4 + 3 * 7 - 4

2 * 3 + 3 * 5

2 * 5 - ½ * 10 * 9

3² ÷ ⅓ + 3 * 6


Algebra Problems, Dale Seymour.

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