6 minute mental maths challenge

Complete these maths questions in 6 minutes. If you do not know the answer, move to the next question. Answer using decimals, not fractions. Do not use a calculator.
Quiz by
MathsChallenge
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Last updated: September 25, 2020
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First submittedSeptember 23, 2020
Times taken1,248
Average score88.5%
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Question
Answer
14 x 6
84
27 / 0.5
54
50 x 2 x 0.5
50
76 + 67
143
784 - 59
725
363 / 3
121
0.6 x 0.9
0.54
5 x 0.8
4
987 - 15
972
39 / 13
3
70.3 - 3.5
66.8
0.12 / 0.4
0.3
(7 x 4)/14
2
35 x 3
105
322 - 90
232
48 x 4
192
0.08 / 0.1
0.8
8 x ? = 104
13
8807 - 29
8778
76 x 0.5
38
32 hours = ? minutes
1920
9 x 14
126
295 - ? = 141
154
87 + 651
738
7 x 3 x 3
63
(230 x 2) / 10
46
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1 Comments
+1
Level 15
Mar 18, 2025
this is a good quiz, but quite easy, even for a 10 year old like me