This is a set of 36 task cards covering the order of operations. These task cards are for both 5th and 6th grade. However, they are meant to be used with 5th graders that have already covered adding, subtracting, multiplying, and dividing both decimals and fractions, as well as exponents. The problems include parentheses, brackets, exponents, decimals and fractions. You can use these in a math center, individually, with partners, or a group. They also work great as bell ringers to start cl