Home E-C Dict C-E Dict Online Tools Recipe

Math Main Page => Exercises - Math III    
 

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 March 21 2019
10:04:43 AM
Thursday March 21 2019
10:04:43 AM
Flip Answers
1)   301 * 299 =          
2)   396 * 404 =          
3)   406 * 394 =          
4)   198 * 202 =          
5)   208 * 192 =          
6)   303 * 297 =          
7)   203 * 197 =          
8)   293 * 307 =          
9)   93 * 107 =          
10)   199 * 201 =          
11)   76 * 37 + 76 * 63 =          
12)   239 * 91 - 39 * 91 =          
13)   35 * 271 - 71 * 35 =          
14)   46 * 36 + 64 * 46 =          
15)   266 * 73 - 73 * 66 =          
16)   55 * 69 + 69 * 45 =          
17)   249 * 87 - 87 * 49 =          
18)   161 * 87 + 87 * 39 =          
19)   145 * 97 - 97 * 45 =          
20)   144 * 67 + 67 * 56 =          

Score: ______________   

Provided by TigerNT.com