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Fast Math - Subtraction Quiz in 40 Seconds

In 40 seconds, which is 2 seconds per answer, try to beat the clock by answering these randomly-generated subtraction problems in your head.
Also try Photop's two-minute version with points
This quiz changes every time you play!
Quiz by Jerry928
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Last updated: April 13, 2023
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First submittedApril 13, 2023
Times taken825
Average score60.0%
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problem
answer
45 - 6
39
92 - 40
52
92 - 57
35
27 - 9
18
73 - 72
1
problem
answer
80 - 20
60
99 - 59
40
61 - 8
53
69 - 32
37
100 - 14
86
problem
answer
89 - 75
14
52 - 31
21
98 - 25
73
72 - 40
32
77 - 65
12
problem
answer
96 - 90
6
52 - 48
4
88 - 76
12
46 - 22
24
44 - 35
9
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1 Comments
Dimby
+1
Level 79
Apr 13, 2023
Still pretty easy in a minute. I reckon I can do it in 30 seconds... I'll be back...
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