These equations have lost their signs! Only one sign — plus or minus — can make each equation true.

Use this glossary with the EL Support Lesson Plan: The Language of Estimation.

Use these vocabulary cards with the EL Support Lesson Plan: The Language of Estimation.

It’s time to learn more about the equals sign! By filling in missing factors, students learn how the equals sign means “the same as.”

These scales need balancing! By filling in missing addends, this worksheet helps students understand how an equals sign means “the same as.”

This worksheet helps students understand how an equals sign means “the same as.” By filling in missing factors, students gain practice seeing how multiple number combinations can make the same number.

Kids love it when things are fair! Help students make equal groups of toys while exploring how the equals sign means “the same as.” Students will draw the missing objects and write the missing factors to balance the equations.

Use this language routine to elicit meaningful conversation among your students! Will students be able to solve the problem by asking their partner for the information they need?

Use this language routine to elicit meaningful conversation among your 2nd grade students! Will students be able to ask their partners for the information they need to name that shape?

Review your greater than or less than signs with this number comparison worksheet.

Here's one way to reinforce addition facts and basic math vocabulary. Your child can add up the numbers and fill in missing signs in these addition problems.

The signs for greater than or less than can be tricky to learn. Make it easy by comparing the signs to a duck's mouth

In this measuring exercise, your child can use her measuring know-how to get the signs' dimensions, then record them for Bobby.

Did you know that alligators like to eat bigger numbers? Help your mini math star master his 'greater than' (>) and 'less than' (<) signs.

Your can experiment with addition facts here in the math lab. Can he write the missing addition symbols and complete the problems?

Not only can your child practice her math facts with numbers between 1 and 20, she'll also practice writing addition problems with the correct symbols.

Is your child comfortable with adding double-digit numbers? If he's getting there here's a different take on addition problems!

Your young learner can have a blast experimenting with addition facts in the Math Lab!

Greater than or less than? Challenge your second grader to explore number comparisons with this cheerful worksheet!

In this worksheet, your child will solve two-digit addition problems, then choose the symbol that correctly completes each inequality.

Get practice balancing addition and subtraction equations with this lower grades math worksheet!

Speed through subtraction problems in this second-grade worksheet!

Get more practice balancing addition and subtraction equations with this lower grades math worksheet!

Get even more fun practice balancing addition and subtraction equations with this lower grades math worksheet!

An adorable whale is here to help your child practice addition and learn about inequalities in this cheerful 2nd grade math worksheet.

Start your engines and rush toward the finish line in this engaging addition worksheet!

Children learn how to compare numbers using the greater than and less than symbols in this cheerful 2nd grade addition worksheet.