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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 November 27 2025
05:09:04 AM
Thursday November 27 2025
05:09:04 AM
Flip Answers
1)   409 * 391 =          
2)   96 * 104 =          
3)   303 * 297 =          
4)   94 * 106 =          
5)   307 * 293 =          
6)   207 * 193 =          
7)   109 * 91 =          
8)   410 * 390 =          
9)   290 * 310 =          
10)   210 * 190 =          
11)   73 * 97 + 27 * 97 =          
12)   34 * 66 + 34 * 34 =          
13)   71 * 49 + 71 * 51 =          
14)   61 * 88 + 39 * 88 =          
15)   60 * 153 - 53 * 60 =          
16)   63 * 57 + 43 * 63 =          
17)   173 * 27 - 27 * 73 =          
18)   59 * 57 + 43 * 59 =          
19)   57 * 246 - 57 * 46 =          
20)   47 * 60 + 47 * 140 =          

Score: ______________   

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