Calculator Instructions

How to use the search box

1) Enter your math problem (command) in the search box above
  → Math Problem Examples: 3 + 3, 5/8, 90 mod 8, 5^2, twice x plus 3, sum of the first 45 odd numbers
  → For math problems, use standard symbols from a calculator: (), +, -, *, /, ^

2) Enter a concept or subject in the search box above
  → Search Term Examples: division, matrix, factoring, algebra
  → Or visit our subjects page

3) Search Concepts A-Z
Search our calculators and concepts A-Z

4) Check out our YouTube Channel for additional videos