1st Grade Sums To 20 Worksheets and Printables

This worksheet helps students practice adding three single-digit numbers with sums up to 20. It strengthens basic addition skills, number sense, and mental math fluency. Worksheet instructions: Find the sum for each problem

In this worksheet, students practice adding two single-digit numbers to find the sum. This worksheet helps build fluency in basic addition and strengthens mental math skills. Worksheet instructions: Find the sum for each problem below.

In this math worksheet, students practice adding two single-digit numbers to find the sum. This worksheet helps build fluency in basic addition and strengthens mental math skills. Worksheet instructions: Find the sum for each problem below.

In this addition worksheet, students practice adding two single-digit numbers to find the sum. This worksheet helps build fluency in basic addition and strengthens mental math skills. Worksheet instructions: Find the sum for each problem below.

In this addition worksheet students practice finding missing addends in equations with sums up to 20. This worksheet strengthens mental math and basic addition skills. Worksheet instructions: Find the missing number in each equation.

This worksheet helps students practice finding missing addends in equations with sums up to 20. It strengthens mental math and basic addition skills. Worksheet instructions: Find the missing number in each equation.

This math worksheet helps students practice finding missing addends in equations with sums up to 20, strengthening mental math and basic addition skills. Worksheet instructions: Find the missing number in each equation.

This addition worksheet helps students practice finding missing addends in equations with sums up to 20, strengthening mental math & basic addition skills. Worksheet instructions: Find the missing number in each equation.

This worksheet helps students practice finding missing addends in equations with sums up to 20, strengthening mental math & basic addition skills. Worksheet instructions: Find the missing number in each equation.

This ten frames worksheet is excellent for helping students learn how numbers add up to 20. Worksheet instructions: Count the counters in each ten frame, then add them.

This ten frames worksheet helps students learn how numbers add up to 20 using ten frames. Worksheet instructions: Count the counters in each ten frame, then add them.

This 10 frames worksheet helps students learn how numbers add up to 20 using ten frames. Worksheet instructions: Count the counters in each ten frame, then add them.

This worksheet helps students improve their math skills by adding two numbers with sums of 20 or less. Worksheet instructions: Solve each addition problem.

Worksheet instructions: Help the honey reach the store by coloring in each box if the answer equals 11.

Worksheet instructions: Help the laptop reach the office by coloring in each box if the answer equals 12.

Worksheet instructions: Help the tree reach the forest by coloring in each box if the answer equals 13.

Worksheet instructions: Help the bicycle reach the road by coloring in each box if the answer equals 14.

Worksheet instructions: Help the recycle bin reach the garbage truck by coloring in each box if the answer equals 15.

Worksheet instructions: Help the dragon reach the cliffs tree by solving each subtraction problem.

Worksheet instructions: Help the knight reach the princess by solving each subtraction problem.

Worksheet instructions: Help the horse reach the carrot by solving each subtraction problem.

Worksheet instructions: Help the snowman reach the snow by solving each subtraction problem.

Worksheet instructions: Help the ice cubes reach the freezer by solving each subtraction problem.

Worksheet instructions: Count the number of tents. Cross out the number of tents you are taking away (subtracting). Count how many are left and write the answer.

Worksheet instructions: Count the number of stars. Cross out the number of stars you are taking away (subtracting). Count how many are left and write the answer.