Math practice problems, as many as you like.

Yes. Almost every feature, including problem generation, answer checking, worksheets and grading, is free and needs no sign-up. The site is supported by advertising.

Arithmetic drills, middle-school math (Grades 7–9), high-school math (the Japanese courses Math I, A, II, B, C and III) and university calculus, linear algebra and differential equations. "By grade" picks problems that match where you are in the school year.

A mode that prefers problems whose answers are integers or simple fractions. Choose Loose, Up to fractions or Integers only — handy for drills and tests.

Your expression is compared numerically with the correct answer, so any equivalent form is accepted. You can also enter solutions of equations, inequalities, coordinates and matrices, using the on-screen math keyboard if you like.

Yes. The worksheet maker mixes topics and difficulty levels into an A4 worksheet. The page count and layout are automatic, with options for double-sided printing, answer pages, name fields and an answer QR code.

Students scan the QR code on the worksheet, answer online and save an answer file. Teachers load many answer files at once on the Grading page to get an automatic score table (please double-check, as accuracy is not guaranteed).

Please do. You may freely reuse generated problems, including figures, answers and solutions, in handouts, tests and problem books without contacting us (see the Terms of use).

No. A free account lets you keep your worksheet history across devices and organize it in folders.