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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

Thursday January 22 2026
03:39:13 AM
Thursday January 22 2026
03:39:13 AM
Flip Answers
1)   404 * 396 =          
2)   407 * 393 =          
3)   402 * 398 =          
4)   402 * 398 =          
5)   99 * 101 =          
6)   306 * 294 =          
7)   197 * 203 =          
8)   205 * 195 =          
9)   293 * 307 =          
10)   410 * 390 =          
11)   126 * 35 + 74 * 35 =          
12)   153 * 55 - 53 * 55 =          
13)   157 * 67 - 57 * 67 =          
14)   94 * 242 - 42 * 94 =          
15)   69 * 70 + 131 * 70 =          
16)   34 * 146 + 34 * 54 =          
17)   158 * 97 + 42 * 97 =          
18)   173 * 44 - 44 * 73 =          
19)   66 * 156 - 66 * 56 =          
20)   75 * 55 + 125 * 55 =          

Score: ______________   

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