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Fast Math - Square that Number! in 30 Seconds

In just 30 seconds, answer these randomly-generated squaring problems in your head.
The quiz changes every time you play!
Quiz by
Stewart
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Last updated: November 27, 2019
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First submittedNovember 21, 2018
Times taken4,750
Average score50.0%
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Problem
Solution
14 x 14
196
18 x 18
324
8 x 8
64
30 x 30
900
28 x 28
784
Problem
Solution
40 x 40
1600
19 x 19
361
26 x 26
676
45 x 45
2025
6 x 6
36
Problem
Solution
7 x 7
49
16 x 16
256
50 x 50
2500
35 x 35
1225
23 x 23
529
Problem
Solution
25 x 25
625
22 x 22
484
20 x 20
400
24 x 24
576
27 x 27
729
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1 Comments
+1
Level 14
Dec 2, 2024
At first try 26 seconds