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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 March 20 2025
08:16:54 AM
Thursday March 20 2025
08:16:54 AM
Flip Answers
1)   402 * 398 =          
2)   196 * 204 =          
3)   106 * 94 =          
4)   404 * 396 =          
5)   392 * 408 =          
6)   196 * 204 =          
7)   406 * 394 =          
8)   110 * 90 =          
9)   390 * 410 =          
10)   405 * 395 =          
11)   147 * 25 - 25 * 47 =          
12)   49 * 270 - 49 * 70 =          
13)   166 * 93 - 66 * 93 =          
14)   80 * 157 + 43 * 80 =          
15)   250 * 41 - 41 * 50 =          
16)   70 * 36 + 64 * 70 =          
17)   49 * 92 + 92 * 51 =          
18)   49 * 249 - 49 * 49 =          
19)   95 * 67 + 95 * 33 =          
20)   174 * 35 - 35 * 74 =          

Score: ______________   

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