There are 40 task cards in this set. There are 20 task cards that involve rounding to the nearest 10. 16 of these are all numbers in the hundreds. 4 of these have numbers in the thousands. There are 20 tasks cards that involve rounding the the nearest 100. 16 of these are all numbers in the one thousands. 4 of these have numbers in the ten thousands. I have included 2 different recording sheets and numbered each one. You can use these separately as you teach each skill or together as a review of both.