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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 taken723
Average score60.0%
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problem
answer
36 - 18
18
76 - 8
68
55 - 24
31
92 - 17
75
80 - 78
2
problem
answer
63 - 28
35
82 - 18
64
48 - 3
45
43 - 24
19
30 - 15
15
problem
answer
37 - 34
3
83 - 67
16
69 - 21
48
33 - 5
28
27 - 6
21
problem
answer
58 - 14
44
83 - 82
1
43 - 18
25
58 - 55
3
48 - 14
34
1 Comments
Dimby
+1
Level 77
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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