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Mental Arithmetic Hard

Below are 21 hard mental arithmetic exercises, you’ll have to solve them as fast as possible without the use of a calculator. Have fun and good luck, you’ll need it!

You can also practice the numerical reasoning tests used by employers at JobTestPrep.

1.
882 / 14 x 12 =
2.
210 =
3.
16 x 63 - 1214 =
4.
6666 - 422 =
5.
17 x v529 =
6.
(24 + 89) / 8 =
7.
140,368 - 12,439 =
8.
1247812 - 987432 =
9.
(-163 + 847) / 8 =
10.
7032 / 4 - 758 =
11.
(19 x 433) + 4662 =
12.
-172 - 1348 =
13.
3v1331 =
14.
-112386 + 2479398 =
15.
32,52 =
16.
4852 / 4 x 3 =
17.
74 =
18.
-12345 - 16012 + 12015 =
19.
-1376 / 86 / 128 =
20.
12 x 7 x 17 =
21.
418,12 x 6 - 312,18 =

Mental Arithmetic Math


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