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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 February 12 2026
11:26:06 AM
Thursday February 12 2026
11:26:06 AM
Flip Answers
1)   91 * 109 =          
2)   291 * 309 =          
3)   204 * 196 =          
4)   193 * 207 =          
5)   299 * 301 =          
6)   191 * 209 =          
7)   96 * 104 =          
8)   210 * 190 =          
9)   110 * 90 =          
10)   307 * 293 =          
11)   163 * 83 + 37 * 83 =          
12)   160 * 38 + 40 * 38 =          
13)   38 * 163 - 38 * 63 =          
14)   156 * 50 + 50 * 44 =          
15)   66 * 164 - 66 * 64 =          
16)   67 * 242 - 42 * 67 =          
17)   64 * 53 + 53 * 36 =          
18)   38 * 43 + 62 * 43 =          
19)   79 * 265 - 65 * 79 =          
20)   85 * 62 + 85 * 38 =          

Score: ______________   

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