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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 07 2026
08:45:46 AM
Thursday May 07 2026
08:45:46 AM
Flip Answers
1)   97 * 103 =          
2)   308 * 292 =          
3)   203 * 197 =          
4)   399 * 401 =          
5)   409 * 391 =          
6)   395 * 405 =          
7)   393 * 407 =          
8)   91 * 109 =          
9)   290 * 310 =          
10)   110 * 90 =          
11)   81 * 60 + 140 * 81 =          
12)   96 * 153 - 96 * 53 =          
13)   83 * 162 - 62 * 83 =          
14)   150 * 73 + 73 * 50 =          
15)   88 * 258 - 58 * 88 =          
16)   96 * 249 - 49 * 96 =          
17)   61 * 164 - 61 * 64 =          
18)   36 * 156 + 44 * 36 =          
19)   268 * 60 - 68 * 60 =          
20)   153 * 49 - 49 * 53 =          

Score: ______________   

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