This ways to find the number worksheet has 1st grade students add within 20 by counting on, making a ten, and using doubles plus one. An answer key is included for easy checking.

This adding one equations worksheet helps 1st grade students add 1 to numbers up to 19 in sixteen boxed equations. An answer key is included, making practice with counting on quick and easy to check.

This adding 2 word problems worksheet gives 1st Grade students five short addition stories with matching number sentences and an answer key, building quick, confident plus-two recall.

This adding penny, nickel, dime coins worksheet gives 1st grade students six boxed coin groups and a money word problem to total in cents. An answer key is included, so counting practice checks itself.

This Valentine's Day Adding Coins Worksheet has 2nd grade students add rows of mixed coins, combine two sets of coins, and solve a story problem. An answer key is included, so every total checks in seconds.

Using the Adding 4 Song (MP3), students sing and practice adding 4 with all addition facts 1-15. Your kids will learn how to add 4.

Using the Adding 6 Song (MP3), students sing and practice adding 6 with all addition facts 1-15. Your kids will learn how to add 6.

Using the Adding 10 Song (MP3), students sing and practice adding 10 with all addition facts 1-15. Your kids will learn how to add 10.

In this 1.OA.2 First Grade Common Core Lesson, students add three whole numbers together to solve by matching equation cards to answer cards.

In this 4.NBT.4 Fourth Grade Common Core Lesson, students add and subtract multi-digit whole numbers.

In this 1.OA.8 First Grade Common Core Lesson, students find the unknown whole number in addition equations up to 20.

IIn this 4.NF.3 Fourth Grade Common Core Lesson, students add fractions and mixed numbers with common denominators.

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