Mental math skills are really important to develop. Kids practice metal computation by first adding the hundreds then the tens and ones. There are nine addition and nine subtraction problems to solve. This attractive instructional...

In this math activity, 3rd graders focus on four digit addition. Students complete twenty-five problems with no regrouping.

For this subtraction worksheet, 3rd graders solve 30 subtraction problems. The problems all involve subtracting two digit numbers from three digit numbers.

Students review adding without regrouping the numbers. They are divided into groups and have to write the answer to the problem given on their papers.

In this adding two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.

In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.

Third graders listen to a lecture and view a PowerPoint presentation on using regrouping in three-digit subtraction problems. They use a spinner to form three-digit subtraction problems and complete them.

In this math worksheet, 2nd graders practice solving the 20 problems of addition with the focus upon the development of the skill of regrouping.

In this multiplication worksheet, 4th graders follow the given examples demonstrating multiplication by two and three digit numbers. Students then complete 16 problems for mastery.

In this addition worksheet, young scholars complete a total of 20 problems, adding 3 digit numbers. Problems require regrouping. Answers are included on page 2.

In this addition activity, students add twenty pairs of two digit numbers. There is no regrouping involved in this activity, all answers for the ones and the tens columns are equal to or less than 9.

In this addition worksheet, learners add two digit numbers to one digit numbers with regrouping. Students complete 30 addition problems.

In this finding the sums learning exercise, students add two-digits plus two-digits with and without regrouping. Students solve 12 problems. 

In this addition review worksheet, students use their math skills to solve 80 problems that require them to add 2 digit numbers to 2 digit numbers.

In this addition learning exercise, students add two-digit vertical numbers with some regrouping to find the sums. Students solve twelve problems.

In this addition worksheet, students solve 12 problems in which two digit numbers are added, both with and without regrouping.

In this addition and subtraction worksheet, students solve 12 mixed problems in which two digit numbers are added and subtracted, with and without regrouping. This is an online interactive worksheet that can be printed.

In this Irish-themed math worksheet, your leprechauns solve 20 problems. All of them involve two-digit numbers added to two-digit numbers and require regrouping. Learners write their answers in a shamrock on the page which has a St....

In this addition worksheet, students will determine the sum of 20 four-digit addition problems. Students will utilize regrouping to determine the sum.

In this addition and subtraction worksheet, learners add and subtract two-digit and three-digit numbers with regrouping. Students solve ten problems.

In this addition worksheet, 2nd graders practice single digit addition. Students complete 40 vertical problems with no regrouping necessary.

In this addition worksheet, students practice single digit addition. Students complete 40 vertical problems with no regrouping necessary.

In this addition worksheet, 2nd graders practice single digit addition. Students complete 40 vertical problems with no regrouping necessary.

In this addition learning exercise, students add one digit and three digit numbers together without regrouping. Students complete 30 problems total.