In this Subtraction as an Unknown Addend Activity, students find the unknown whole number in addition and subtraction equations up to 20.

UsingFishing for Numbers Addition Inequalities Activity, students sort sums into categories based on if it is greater than, less than, or equal to 6.

In this Popcorn Mental Math Activity, students mentally add and subtract 10 or 100 to a given number 100–900.

In this Add and Subtract with Frogs Activity, students add and subtract within 1000, using concrete models or drawings and strategies.

Using Count on Number Line Addition Activity, students count forward from one number to another number on a number line to solve the addition equations.

Using Pirate Addition to 12 Activity, students match addition equation cards with sum cards to build addition fact fluency skills.

While using our Single Digit Addition Word Problem Activity, students solve addition word problems by drawing pictures and writing equations.

Using Stuffd Sums Thanksgiving Activity, students match each addition pie to its ice cream scoop sum.

In this Ice Fishing Addition Subtraction Within 100 Activity, studentsuse addition and subtraction within 100 to solve word problems involving lengths that are given in the same units.

In this Finding 10 More 10 Less Activity, students practice finding 10 more and less than a given number to build skip counting and base ten skills.

While using our True or False Equations Activity, students sort each popcorn equation card under the true or false popcorn containers.

In this Adding Three Numbers Activity, students add three whole numbers together to solve by matching equation cards to answer cards.

Using Decomposing a Ten Frame Activity, students match addition equation cards with ten frame cards to show equations that make 10.

Using Snowball Addition Activity, students practice drawing pictures to solve single digit addition problems.

Using K.OA.4 Common Core Activity, students find the missing addend in addition equations to ten using different strategies to solve.

Using Let's Use a Number Line Activity, students represent whole-number sums and differences within 100 on a number line diagram.

In this Adding Two Digit Numbers Activity, students add up to four two-digit numbers using strategies based on place value and properties of operations.

In this Adding and Subtracting Unknown Numbers Activity, students find the unknown whole number in addition and subtraction equations up to 20.

Using Adding to Make 10 Activity, students match addition equation cards with missing addend cards to show equations that make 10.

Using Plenty O' Pennies Counting Pennies Activity, students practice counting pennies to build their coin counting skills.