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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

Tuesday April 24 2018
06:41:00 PM
Tuesday April 24 2018
06:41:00 PM
Flip Answers
1)   96 * 104 =          
2)   98 * 102 =          
3)   209 * 191 =          
4)   95 * 105 =          
5)   399 * 401 =          
6)   298 * 302 =          
7)   294 * 306 =          
8)   307 * 293 =          
9)   106 * 94 =          
10)   403 * 397 =          
11)   79 * 53 + 79 * 47 =          
12)   31 * 250 - 31 * 50 =          
13)   235 * 23 - 35 * 23 =          
14)   77 * 69 + 77 * 31 =          
15)   275 * 25 - 25 * 75 =          
16)   80 * 254 - 80 * 54 =          
17)   246 * 64 - 64 * 46 =          
18)   66 * 31 + 69 * 66 =          
19)   242 * 50 - 50 * 42 =          
20)   41 * 43 + 59 * 43 =          

Score: ______________   

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