Click on the "Start!" button above to start the timer.
41 − 27 =
a. 11
b. 13
c. 14
81 − 38 =
a. 40
b. 42
c. 43
80 − 57 =
a. 24
b. 26
c. 23
35 − 27 =
a. 6
b. 8
c. 5
18 − 13 =
a. 4
b. 2
c. 5
80 − 33 =
a. 49
b. 47
c. 48
65 − 12 =
a. 51
b. 52
c. 53
16 − 10 =
a. 6
b. 9
c. 7
73 − 51 =
a. 22
b. 20
c. 21
39 − 20 =
a. 21
b. 19
c. 20
70 − 40 =
a. 32
b. 30
c. 33
75 − 25 =
a. 50
b. 51
c. 52
60 − 14 =
a. 45
b. 43
c. 46
57 − 40 =
a. 16
b. 17
c. 15
30 − 23 =
a. 8
b. 7
c. 9
58 − 22 =
a. 38
b. 37
c. 36
74 − 36 =
a. 40
b. 35
c. 38
64 − 27 =
a. 40
b. 37
c. 35
89 − 54 =
a. 35
b. 33
c. 32
96 − 58 =
a. 39
b. 38
c. 40
Click on the Stop! button to see how many seconds it took you to complete the questions.
Note: timer stops counting each time an alert button pops up.
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