This 1.OA.2 common core activity has 1st and 2nd Grade children solve three-addend story problems and match each story card to its sum card. Story log, practice page and answer key included.

This add and subtract with frogs activity has 1st and 2nd Grade students flip lily pad cards and spin to add or subtract within 20, with a record sheet, practice page and answer key included.

Using Why Does it Work Addition Subtraction Strategies Activity, students explain why addition and subtraction strategies work, using place value and the properties of operations.

In this Adding Tens and Tens Activity, students will practice adding 10 to a given number to build addition fact fluency.

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

UsingIce Cream Addition Sums of 11-16 Activity, studentsmatch the addition problems on the ice cream to the sum on the cone to build their addition fluency.

This monkey business adding with an unknown number activity helps 1st-2nd grade students find missing addends within 20 by matching cards. Answer key included for fast checking.

This diving for sums add subtract within 1000 activity gives 2nd and 3rd Grade children 16 clip cards, a Dive Log and a practice page, with an answer key included for fast checking.

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

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

In this Let's Go on a Trip Addition Subtraction Within 100 Activity, students add and subtract within 1000, using concrete models or drawings and strategies.

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

This three addend addition activity helps 1st-2nd grade students add three numbers by matching ice cream cones to scoops with the right sum. Answer key included.

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

Using thisMama Mia Commutative Property Addition Activity, students practice the Commutative Property of Addition by writing equations in any order.

Using Show Me the Money Recognition Activity, studentsplay BINGO to practice recognizing United States coins and bills.

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