Build your expression
Change any number or type. The tiles update immediately.
Or type a whole expression
Use a, b, x, y, a^2, b^2, x^2, y^2, ab or xy. Up to 6 terms; whole-number coefficients from −8 to 8; at most 36 tiles.
Collect the like terms
1 · Match the typesEach term has its own tiles underneath. Select two matching terms, or press Group like terms.
Take your time. You can check your answer at any stage.
Tile guide & typing help
Write squares as a^2 or a². Write ab for a × b. The order of terms does not matter. A minus sign and stripes show a negative tile. Rod lengths are symbolic, not values of the letters.