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

Sunday May 24 2026
10:22:06 AM
Sunday May 24 2026
10:22:06 AM
Flip Answers
1)   203 * 197 =          
2)   394 * 406 =          
3)   94 * 106 =          
4)   208 * 192 =          
5)   195 * 205 =          
6)   396 * 404 =          
7)   192 * 208 =          
8)   398 * 402 =          
9)   207 * 193 =          
10)   401 * 399 =          
11)   21 * 275 - 21 * 75 =          
12)   95 * 139 + 95 * 61 =          
13)   54 * 52 + 148 * 54 =          
14)   139 * 42 + 61 * 42 =          
15)   96 * 169 - 69 * 96 =          
16)   45 * 58 + 58 * 155 =          
17)   56 * 92 + 44 * 92 =          
18)   68 * 81 + 81 * 132 =          
19)   72 * 142 - 72 * 42 =          
20)   154 * 90 + 46 * 90 =          

Score: ______________   

Provided by TigerNT.com