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Goal: to practice how to make use of distributive property on special numbers, like (A + B) * (A - B) = A*A - B*B, A*C +B*C = (A + B ) *C, A*C - B*C = (A-B) * C

Saturday March 07 2026
10:24:41 AM
Saturday March 07 2026
10:24:41 AM
Flip Answers
1)   210 * 190 =          
2)   192 * 208 =          
3)   397 * 403 =          
4)   95 * 105 =          
5)   97 * 103 =          
6)   196 * 204 =          
7)   406 * 394 =          
8)   308 * 292 =          
9)   395 * 405 =          
10)   302 * 298 =          
11)   125 * 21 + 75 * 21 =          
12)   91 * 165 - 65 * 91 =          
13)   52 * 271 - 71 * 52 =          
14)   57 * 88 + 88 * 143 =          
15)   46 * 52 + 46 * 48 =          
16)   44 * 41 + 44 * 159 =          
17)   250 * 34 - 34 * 50 =          
18)   252 * 79 - 52 * 79 =          
19)   75 * 60 + 75 * 40 =          
20)   82 * 67 + 82 * 133 =          

Score: ______________   

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