25 pages of addition and subtraction, multiplication and division: Add the pair of numbers (4+5=9), Subtract the pair of numbers (5-4=1), Multiply the pair of numbers (4x5=20), Divide the pair of numbers (5÷4=1r1). Use the Four Operations in a center, for whole-class instruction, for early-finishers, or as homework. one-digit problems - 16 pagestwo-digit problems - 5 pagesthree-digit problems - 2 pagesfour-digit problems - 2 pagesTake a look at the Preview to see sample pages from this pa