Natural Science

Arithmetic

This quiz and category includes questions on arithmetic on issues such as addition, subtraction, multiplication and division, roots, exponents and the history of arithmetics.

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750 + 225 + 125 - 100 = ? Natural Science 2014-02-04 888 - 488 + 250 + 150 =? Natural Science 2014-02-04 670 - 45 + 25 + 250 = ? Natural Science 2014-02-04 95 x 10 - 50 + 100 = ? Natural Science 2014-02-04 77 + 45 - 27 - 65 = ? Natural Science 2014-02-04 34 + 55 - 44 - 24 = ? Natural Science 2014-02-04 (44 - 24) x (66 + 34) = ? Natural Science 2014-02-04 (55 - 25) /(56 - 46) = ? Natural Science 2014-02-04 55 x 30 + 1650 - 650 = ? Natural Science 2014-02-04 22 x 20 + 440 - 220 = ? Natural Science 2014-02-04