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3rd Grade Sums To 20 Worksheets and Activities
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Sums to 20
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Add two 1-digit numbers - Noodles
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers - Noodles
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.
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Add two 1-digit numbers - Avocado
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers - Avocado
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.
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Add two 1-digit numbers - Pancake
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers - Pancake
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.
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Add two 1-digit numbers (random addend missing) - Parrot
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers (random addend missing) - Parrot
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.
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Add two 1-digit numbers (random addend missing) - Mosquito
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers (random addend missing) - Mosquito
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.
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Add two 1-digit numbers (2nd addend missing) - Ladybug
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers (2nd addend missing) - Ladybug
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.
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Add two 1-digit numbers (2nd addend missing) - Butterfly
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers (2nd addend missing) - Butterfly
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.
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Add two 1-digit numbers (2nd addend missing) - Bee
Level
Grade
3rd Grade
Topic
Addition
Add two 1-digit numbers (2nd addend missing) - Bee
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.
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