Subtraction Training

Enter the diffrence of the number at the top and the number on the left in the square.
Range:10 to 99
Size:25 x 25
Time:
0.0
Avg. Time:Not available
Best Time:Not available
Attempts:0
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Attempts:Login to view
- 11 78 24 95 20 25 29 92 42 84 87 31 89 74 94 47 15 16 96 58 38 63 26 90 34 -
73 73
72 72
90 90
28 28
75 75
60 60
62 62
33 33
12 12
47 47
30 30
88 88
37 37
85 85
95 95
67 67
89 89
70 70
22 22
59 59
94 94
21 21
15 15
77 77
63 63
- 11 78 24 95 20 25 29 92 42 84 87 31 89 74 94 47 15 16 96 58 38 63 26 90 34 -