Math games, especially in the primary grades, provide great opportunities for developing the number sense of young mathematicians. Working in pairs with a deck of single-digit cards, students take turns drawing two cards and reading the...

Third and fourth-graders multiply two digits by one-digit numerals with some regrouping. They solve 15 problems.

Time to make some real world decisions in an interactive digital citizenship game. Choose a story and help the characters make the right decisions regarding Internet safety, cyberbullying, copyright, media literacy, appropriate online...

Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...

Second graders are asked to order two sets of two- and three-digit numbers from greatest to least, and then least to greatest.

Here is a division instructional activity in which learners divide four-digit numbers by one-digit numbers. They complete nine four-digit by one-digit division problems.

In this division instructional activity, students divided two-digit numbers by one-digit with remainders. Students complete 12 division problems.

In this multiplication learning exercise, students complete 12 problems, multiplying 3-digit numbers by 2-digit numbers. A reference website is provided for additional activities.

In this column addition worksheet, students add two- and three-digit numbers together without regrouping. They complete 15 addition problems.

In this multiplication learning exercise, students complete 12 problems, multiplying three-digit numbers by two-digit numbers. A reference website is provided for additional activities.

In this column subtraction worksheet, learners review rules to help them complete three-digit subtraction. They then solve the equations using the column subtraction method.

Learners write out and solve 12 horizontal four-digit addition problems.

In this column addition problem, students add two-digit numbers with and without regrouping. Students complete 12 addition problems.

In this column addition learning exercise, students complete 12 two-digit addition problems with and without regrouping.

In this column addition activity, students add two-digit numbers with regrouping. Students complete 12-column addition problems.

For this column subtraction activity, students subtract three-digit numbers from each other without regrouping. Students complete 15 subtraction problems.

In this column addition worksheet, learners add four-digit numbers together with regrouping. Students complete 15 column addition problems.

Elementary schoolers add four-digit numbers together with regrouping. Students complete 15 column addition problems.

In this column addition activity, students add four-digit numbers together with regrouping. Students complete 15 column addition problems.

In this column subtraction with four digits worksheet, students subtract, rename, and keep the columns aligned to get the correct answer.

In this addition worksheet, learners complete a set of 12 problems by adding three- and four-digit numbers. A reference website is provided for additional activities.

Elementary schoolers subtract 3-digit numbers representing money from each other. They complete 20 subtraction problems with decimals and regrouping.

Young mathematicians practice subtraction in columns. They complete the instructional activity by solving fifteen three-digit subtraction problems.

Here is a column addition with a five-digit activity, in which learners add the five-digit numbers while carrying and keeping the columns aligned.