In this addition worksheet, students complete 30 addition problems by adding three digit numbers to two digit numbers. There is regrouping involved.

In this subtraction worksheet, students find the differences for three-digit and four-digit numbers with regrouping. Students solve twelve problems.

In this finding the sums worksheet, students add three-digit plus three-digit numbers with no regrouping. Students solve 20 problems.

In this addition worksheet, students add three-digit numbers plus two-digit numbers with regrouping. Students solve one hundred problems.

In this mixed addition and subtraction worksheet, students add and subtract three-digit numbers with some regrouping. Student solve 49 problems.

In this mixed addition and subtraction worksheet, students add and subtract three-digit numbers with some regrouping. Students solve 49 problems.

In this adding three-digit plus two-digit numbers worksheet, students regroup to find the sums. Students solve one hundred problems.

In this addition and subtraction activity, students subtract two-digit and three-digit problems with regrouping and use addition to check their answers. Students solve twenty problems.

In this finding the sums learning exercise, students add two-digit numbers plus two-digit numbers with and without regrouping. Students solve 18 problems.

In this addition worksheet, students add four and five digit numbers together. Students complete 15 addition problems with and without regrouping.

In this addition worksheet, students add up four and five digit numbers. Students complete 15 addition problems with and without regrouping.

In this addition worksheet, students add up four and five digit numbers. Students complete 15 addition problems with and without regrouping.

In this addition learning exercise, students add up four and five digit numbers. Students complete 15 addition problems with and without regrouping.

In this addition worksheet, students add up four and five digit numbers. Students complete 15 addition problems with and without regrouping.

In this addition learning exercise, students add up four and five digit numbers. Students complete 15 addition problems with and without regrouping.

For this addition worksheet, students add up four and five digit numbers. Students complete 15 addition problems with and without regrouping.

In this addition learning exercise, students add up four and five digit numbers. Students complete 15 addition problems with and without regrouping.

In this adding vertical numbers worksheet, students find the sums for three-digit plus two-digit numbers with regrouping. Students add one hundred problems.

In this adding four-digits plus four-digit numbers worksheet, students regroup to find the sums. Students solve one hundred problems.

In this adding two-digit and three-digit numbers worksheet, students find the sums of groups of thee and four numbers by rewriting the numbers in place value columns, and adding each column with regrouping. Students solve fourteen problems.

In this finding the difference worksheet, students subtract two-digit and three-digit numbers from three-digit numbers with and without regrouping on a worksheet with a clip art next to each problem. Students solve 15 problems.

In this finding the sum activity, students add four-digit numbers plus four-digit numbers with regrouping on a activity with a clip art next to each problem. Students solve 15 problems.

In this one-digit addition with no regrouping worksheet, students problem solve and calculate the answers to eighty addition equations.

In this Halloween-themed single digit addition activity, students solve 64 problems that require them to add single digit numbers with regrouping.