Which ones do i press ?

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for

Add the two expressions 4.6 x -3 + -5.3 x + 9