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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 May 21 2026
04:28:38 PM
Thursday May 21 2026
04:28:38 PM
Flip Answers
1)   107 * 93 =          
2)   293 * 307 =          
3)   398 * 402 =          
4)   305 * 295 =          
5)   396 * 404 =          
6)   297 * 303 =          
7)   401 * 399 =          
8)   94 * 106 =          
9)   98 * 102 =          
10)   110 * 90 =          
11)   74 * 42 + 74 * 58 =          
12)   40 * 42 + 40 * 58 =          
13)   254 * 36 - 36 * 54 =          
14)   56 * 97 + 44 * 97 =          
15)   166 * 91 - 66 * 91 =          
16)   42 * 83 + 58 * 83 =          
17)   32 * 273 - 32 * 73 =          
18)   21 * 152 - 52 * 21 =          
19)   53 * 141 - 53 * 41 =          
20)   156 * 35 - 56 * 35 =          

Score: ______________   

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