ONE MINUTE TIMED DRILL - SUBTRACTING 3s ANSWER GUIDE
  

Subtract the two numbers to find the answer.  
    
9 - 3=  7 13 - 3= 10 9 - 3= 7 5 - 3= 2 8 - 3= 5 10 - 3= 7 6 - 3= 3 (7
 
5 - 3= 2          9 - 3= 6 13 - 3= 10 10 - 3= 7 3 - 3= 0 6 - 3= 3 5 - 3= 2 (14
3 - 3= 0 3 - 3= 0 10 - 3= 7 12 - 3= 9 13 - 3= 10 12 - 3= 9 3 - 3= 0 (21
11 - 3= 8 9 - 3= 6 13 - 3= 10 5 - 3= 2 10 - 3= 7 12 - 3= 9 5 - 3= 2 (28
13 - 3= 10 3 - 3= 0 11 - 3= 8 7 - 3= 4 5 - 3= 2 13 - 3= 10 10 - 3= 7 (35
9 - 3= 6 4 - 3= 1 5 - 3= 2 4 - 3= 1 9 - 3= 6 7 - 3= 4 4 - 3= 1 (42
4 - 3= 1 3 - 3= 0 7 - 3= 4 3 - 3= 0 13 - 3= 10 3 - 3= 0 10 - 3= 7 (49
7 - 3= 4 12 - 3= 9 7 - 3= 4 3 - 3= 0 3 - 3= 0 5 - 3= 2 4 - 3= 1 (56
 
3 - 3= 0 3 - 3= 0 10 - 3= 7 8 - 3= 5 10 - 3= 7 12 - 3= 9 5 - 3= 2 (63
3 - 3= 0 4 - 3= 1 13 - 3= 10 6 - 3= 3 3 - 3= 0 8 - 3= 5 4 - 3= 1 (70
9 - 3= 6 11 - 3= 8 3 - 3= 0 9 - 3= 6 11 - 3= 8 3 - 3= 0 10 - 3= 7 (77
12 - 3= 9 8 - 3= 5 6 - 3= 3 9 - 3= 6 12 - 3= 9 4 - 3= 1 13 - 3= 10 (84
4 - 3= 1 8 - 3= 5 4 - 3= 1 4 - 3= 1 12 - 3= 9 5 - 3= 2 11 - 3= 8 (91
3 - 3=  0  9 - 3= 6 10 - 3= 7 12 - 3= 9 5 - 3= 2 6 - 3= 3 7 - 3= 4 (98
3 - 3= 0 8 - 3= 5 3 - 3= 0 9 - 3= 6 3 - 3= 0 10 - 3= 7 9 - 3= 6 (105
 
(15) (30)  (45) (60) (75) (90)  (105)
  
  

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