3 TOOLS TO EXPLORE
Fractions and ratios
Explore fractions and ratios tools with formulas, input guidance and worked examples.
Math
Fraction calculator
Add, subtract, multiply or divide two fractions and get an exact answer reduced to its simplest form.
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Proportion calculator
Solve a proportion of the form a/b = c/x. Find the missing fourth term from three nonzero numbers.
Open toolMath
Golden Ratio Calculator
How do I divide a length into two parts in the golden ratio? Enter the values below to calculate the result.
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