Category
Math
Percentages, fractions, ratios, triangles and more with clear step-by-step results.
Solve percentages, fractions, ratios, averages, and geometry problems in seconds. Whether you are checking a bill, scaling a recipe, or working through homework, each calculator shows clear steps and supports the kind of quick arithmetic people search for dozens of times a day.
7 tools · Private · Browser-only
Featured calculators
Popular starting points for math homework and quick checks.
Percentage Calculator
Find percentages and changes.
OpenFraction Calculator
Add and multiply fractions.
OpenScientific Calculator
Basic expressions in the browser.
OpenAverage Calculator
Mean of a set of numbers.
OpenRatio Calculator
Split a total by ratio.
OpenTriangle Calculator
Area and perimeter of triangles.
OpenRecently added & popular
Recently added
Popular on DailyTools
Everyday math
Percentage Calculator
Find percentages and changes.
OpenFraction Calculator
Add and multiply fractions.
OpenScientific Calculator
Basic expressions in the browser.
OpenAverage Calculator
Mean of a set of numbers.
OpenRatio Calculator
Split a total by ratio.
OpenTriangle Calculator
Area and perimeter of triangles.
OpenRandom Number Generator
Random integers or decimals.
Open