Math Arguments
180 Days of Ideas for Discussion in Math Class. (as of 9July2014, we're in overtime!)
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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