You can usually find the exact answer or, if necessary, a numerical answer to almost any accuracy you require. The inequalities section lets you solve an inequality or a system of inequalities for a single …

To complete an addition (or subtraction) problem, multiply the numerators and denominators of each fraction in the problem by whatever value will make the denominators 12, then add the numerators. …

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A term is just one piece of a math expression, like 3 x 3x, 7 −7, or 2 y 2 2y2. Terms are separated by plus or minus signs, and if two terms have the same variable raised to the same power, we call them …

Oct 27, 2025 · Programmed using Javascript, HTML and CSS, the calculator has buttons for the digits 0–9, basic operators like +, –, ×, ÷, an all clear key, and an equals key. Calculations are processed …

Now suppose we wish to divide \ (\frac {2} {9} \div \frac {4} {7}\). When dividing fractions, take the first fraction and multiply by the reciprocal of the second.

This is a free online math calculator together with a variety of other free math calculators that compute standard deviation, percentage, fractions, and more.