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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

Tuesday December 02 2025
07:45:36 PM
Tuesday December 02 2025
07:45:36 PM
Flip Answers
1)   194 * 206 =          
2)   203 * 197 =          
3)   390 * 410 =          
4)   105 * 95 =          
5)   404 * 396 =          
6)   403 * 397 =          
7)   302 * 298 =          
8)   106 * 94 =          
9)   195 * 205 =          
10)   202 * 198 =          
11)   48 * 153 - 53 * 48 =          
12)   38 * 256 - 56 * 38 =          
13)   57 * 89 + 89 * 143 =          
14)   29 * 175 - 75 * 29 =          
15)   85 * 35 + 85 * 165 =          
16)   50 * 52 + 48 * 50 =          
17)   70 * 84 + 30 * 84 =          
18)   41 * 59 + 159 * 59 =          
19)   69 * 51 + 51 * 31 =          
20)   79 * 41 + 159 * 79 =          

Score: ______________   

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