This adding and subtracting to 20 worksheet gives 1st graders ten mixed addition and subtraction equations to solve within 20. Answer key included — perfect for quick, no-prep math fact practice at home or school.

This adding and subtracting within 20 worksheet gives first graders mixed addition and subtraction fact practice with a helpful number line. Includes a complete answer key for quick, no-prep math review.

A first-grade commutative and associative properties worksheet where students solve ten addition problems by adding the numbers in any order or group. Includes an answer key and a handy reminder box for no-prep math practice.

This counting on to add worksheet helps 1st graders start from the bigger number and count forward on a number line to twenty. An answer key is included, so checking work takes seconds.

This Ten More Ten Less Worksheet gives 1st graders eight quick problems to find ten more and ten less than a two-digit number. Includes an answer key for fast, no-prep place value practice.

This Adding In Any Order Worksheet helps 1st graders see that 3 + 4 and 4 + 3 always match, using picture groups first and quick fact flips second. Answer key included, so practice takes minutes to check.

This Adding 3 Whole Numbers Within 20 Worksheet gives 1st graders twelve problems to practice adding three single-digit numbers for sums up to 20. Includes a complete answer key for fast, no-prep addition practice.

This finding the missing number worksheet gives first graders focused practice solving for the unknown number in addition and subtraction equations within 20. Includes an answer key — a quick, no-prep way to build number sense and fact fluency.

This single digit addition problems worksheet gives 1st graders twelve column facts to 18 plus an illustrated bird word problem. Answer key included, so students build fact fluency with no prep for you.

This Adding to Solve Subtraction Problems Worksheet helps 1st graders solve subtraction facts within 20 by finding the missing addend. Six paired problems and a story problem, with an answer key included, build quick and confident fact fluency.

This Adding Word Problems with 3 Numbers Worksheet helps 1st graders add three single-digit numbers using fun story problems about ducks, apples, and more. Includes a complete answer key for quick, no-prep addition practice.

This writing addition sentences worksheet gives 1st graders six picture-friendly word problems to solve by filling in each addition number sentence. Answer key included — perfect for no-prep addition practice at home or in class.

This Adding to Ten with Fluency Worksheet gives 1st Grade students twelve addition facts, four make-ten problems, and an illustrated story problem, with an answer key included, so fact recall becomes quick and automatic.

This adding tens and ones worksheet helps 1st graders build two-digit numbers with base ten blocks and column addition. Includes an answer key for quick, no-prep place value practice at home or school.

The Commutative Property Addition Worksheet gives 1st Grade students six addition facts to write again with the numbers turned around. An answer key is included, so turnaround facts check themselves.

This Addition Single Digit Word Problems Worksheet asks 1st Grade students to model each story with a drawing and write the sum, so adding within ten finally clicks. Answer key included.

This ten more and ten less worksheet gives 1st Grade students eight number-chart problems and two story problems for mental math with tens. An answer key is included, so checking work takes seconds.

This Word Problems Adding 3 Numbers Worksheet gives 1st graders five short stories to solve by writing and adding a three-number equation. Answer key included, so practice with sums to 20 stays quick and stress-free.

This word problem practice worksheet gives 1st graders five real-life addition and subtraction problems to solve within 20. An answer key is included, so checking work takes seconds.

This adding doubles worksheet gives 1st grade students practice with every doubles fact to 10 plus 10, plus missing addend problems and an answer key for quick checking.