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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

Wednesday May 20 2026
04:26:26 AM
Wednesday May 20 2026
04:26:26 AM
Flip Answers
1)   190 * 210 =          
2)   293 * 307 =          
3)   291 * 309 =          
4)   307 * 293 =          
5)   190 * 210 =          
6)   110 * 90 =          
7)   306 * 294 =          
8)   309 * 291 =          
9)   393 * 407 =          
10)   396 * 404 =          
11)   72 * 241 - 41 * 72 =          
12)   44 * 51 + 149 * 44 =          
13)   42 * 56 + 58 * 56 =          
14)   89 * 38 + 162 * 89 =          
15)   81 * 50 + 81 * 150 =          
16)   72 * 70 + 72 * 130 =          
17)   60 * 237 - 37 * 60 =          
18)   36 * 258 - 58 * 36 =          
19)   33 * 240 - 40 * 33 =          
20)   23 * 266 - 23 * 66 =          

Score: ______________   

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