1st Grade Missing Numbers Worksheets and Printables

Single digit subtraction (with missing numbers) - Crab | Math Worksheet

Single digit subtraction (with missing numbers) - Crab

TopicSubtraction

Single digit subtraction (with missing numbers) - Crab

This worksheet helps students practice single-digit subtraction with missing numbers. Excellent for improving subtraction skills. Worksheet instructions: Find the missing number in each equation.

Single digit subtraction (with missing numbers) - Scorpion | Math Worksheet

Single digit subtraction (with missing numbers) - Scorpion

TopicSubtraction

Single digit subtraction (with missing numbers) - Scorpion

This subtraction worksheet helps students practice single-digit subtraction with missing numbers. It's perfect for building subtraction skills. Worksheet instructions: Find the missing number in each equation.

Single digit subtraction (with missing numbers) - Snake | Math Worksheet

Single digit subtraction (with missing numbers) - Snake

TopicSubtraction

Single digit subtraction (with missing numbers) - Snake

This worksheet helps students practice single-digit subtraction with missing numbers. It's perfect for building subtraction skills. Worksheet instructions: Find the missing number in each equation.

Adding whole hundreds to complete a thousand - Dumbbell | Math Worksheet

Adding whole hundreds to complete a thousand - Dumbbell

Adding whole hundreds to complete a thousand - Dumbbell

This math worksheet is perfect for helping students practice completing equations that add up to 1,000 using whole hundreds. Each problem is designed to reinforce number bonds and place value understanding while encouraging mental math fluency. Worksheet instructions: Find the missing number that makes each equation equal 1,000.

Adding whole hundreds to complete a thousand - Yoga | Math Worksheet

Adding whole hundreds to complete a thousand - Yoga

Adding whole hundreds to complete a thousand - Yoga

This worksheet is perfect for helping students practice completing equations that add up to 1,000 using whole hundreds. Each problem is designed to reinforce number bonds and place value understanding while encouraging mental math fluency. Worksheet instructions: Find the missing number that makes each equation equal 1,000.

Adding whole hundreds (missing addend) - Summer | Math Worksheet

Adding whole hundreds (missing addend) - Summer

Adding whole hundreds (missing addend) - Summer

This math worksheet is ideal for helping students practice mental math strategies by finding missing addends in addition problems involving whole hundreds, with sums up to 2,000. It reinforces place value understanding, builds fluency in multi-digit addition, and strengthens problem-solving skills. Worksheet instructions: Find the missing number in each equation below.

Adding whole hundreds (missing addend) - Surf | Math Worksheet

Adding whole hundreds (missing addend) - Surf

Adding whole hundreds (missing addend) - Surf

This addition worksheet is ideal for helping students practice mental math strategies by finding missing addends in addition problems involving whole hundreds, with sums up to 2,000. It reinforces place value understanding, builds fluency in multi-digit addition, and strengthens problem-solving skills. Worksheet instructions: Find the missing number in each equation below.

Adding whole hundreds (missing addend) - Strawberry | Math Worksheet

Adding whole hundreds (missing addend) - Strawberry

Adding whole hundreds (missing addend) - Strawberry

This worksheet is ideal for helping students practice mental math strategies by finding missing addends in addition problems involving whole hundreds, with sums up to 2,000. It reinforces place value understanding, builds fluency in multi-digit addition, and strengthens problem-solving skills. Worksheet instructions: Find the missing number in each equation below.

Adding whole tens (4 addends with missing number) - Balloon | Math Worksheet

Adding whole tens (4 addends with missing number) - Balloon

Adding whole tens (4 addends with missing number) - Balloon

This addition worksheet helps students practice completing equations with four two-digit numbers that are multiples of ten, reinforcing their mental math skills and place value understanding. Worksheet instructions: Find the missing number in each equation.

Adding whole tens (4 addends with missing number) - Dino | Math Worksheet

Adding whole tens (4 addends with missing number) - Dino

Adding whole tens (4 addends with missing number) - Dino

This whole-tens addition worksheet helps students practice completing equations with four two-digit numbers that are multiples of ten, reinforcing their mental math skills and place value understanding. Worksheet instructions: Find the missing number in each equation.

Add a 2-digit number and a 1-digit number (missing addend) - Donut | Math Worksheet

Add a 2-digit number and a 1-digit number (missing addend) - Donut

Add a 2-digit number and a 1-digit number (missing addend) - Donut

In this addition worksheet, students practice finding missing numbers in equations with sums up to 100. This worksheet helps reinforce basic addition skills and boosts mental math abilities. Worksheet instructions: Find the missing number in each problem below (no regrouping needed).

Add a 2-digit number and a 1-digit number (missing addend) - Strawberry | Math Worksheet

Add a 2-digit number and a 1-digit number (missing addend) - Strawberry

Add a 2-digit number and a 1-digit number (missing addend) - Strawberry

In this addition worksheet, students practice finding missing numbers in equations with sums up to 100. This worksheet helps reinforce basic addition skills and boosts mental math abilities. Worksheet instructions: Find the missing number in each problem below (no regrouping needed).

Add two 1-digit numbers (random addend missing) - Parrot | Math Worksheet

Add two 1-digit numbers (random addend missing) - Parrot

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.

Add two 1-digit numbers (random addend missing) - Mosquito | Math Worksheet

Add two 1-digit numbers (random addend missing) - Mosquito

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.

Add two 1-digit numbers (2nd addend missing) - Ladybug | Math Worksheet

Add two 1-digit numbers (2nd addend missing) - Ladybug

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.

Add two 1-digit numbers (2nd addend missing) - Butterfly | Math Worksheet

Add two 1-digit numbers (2nd addend missing) - Butterfly

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.

Add two 1-digit numbers (2nd addend missing) - Bee | Math Worksheet

Add two 1-digit numbers (2nd addend missing) - Bee

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.

Adding whole tens (3 addends with missing number) - Cook | Math Worksheet

Adding whole tens (3 addends with missing number) - Cook

Adding whole tens (3 addends with missing number) - Cook

This whole tens addition worksheet (with missing number) helps students practice completing equations with three two-digit numbers that are multiples of ten, reinforcing their mental math skills and place value understanding. Worksheet instructions: Find the missing number in each equation.

Adding whole tens (3 addends with missing number) - Scorpion | Math Worksheet

Adding whole tens (3 addends with missing number) - Scorpion

Adding whole tens (3 addends with missing number) - Scorpion

This addition (whole tens) worksheet helps students practice completing equations with three two-digit numbers that are multiples of ten, reinforcing their mental math skills and place value understanding. Worksheet instructions: Find the missing number in each equation.

Adding within 0-10 (random addend missing) - Ape | Math Worksheet

Adding within 0-10 (random addend missing) - Ape

Adding within 0-10 (random addend missing) - Ape

This worksheet helps students practice finding missing addends in equations with sums up to 10, strengthening mental math & basic addition skills. Worksheet instructions: Each equation has a missing number. Fill in the blank with the correct number so that the sum equals the given total.

Adding within 0-10 (random addend missing) - Fox | Math Worksheet

Adding within 0-10 (random addend missing) - Fox

Adding within 0-10 (random addend missing) - Fox

This basic addition worksheet helps students practice finding missing addends in equations with sums up to 10, strengthening mental math and basic addition skills. Worksheet instructions: Each equation has a missing number. Fill in the blank with the correct number so that the sum equals the given total.

Adding within 0-10 (2nd addend missing) - Chicken | Math Worksheet

Adding within 0-10 (2nd addend missing) - Chicken

Adding within 0-10 (2nd addend missing) - Chicken

This worksheet helps students practice finding missing addends in equations with sums up to 10, strengthening mental math and basic addition skills. Worksheet instructions: Each equation has a missing number. Fill in the blank with the correct number so that the sum equals the given total.

Adding within 0-10 (2nd addend missing) - Raccoon | Math Worksheet

Adding within 0-10 (2nd addend missing) - Raccoon

Adding within 0-10 (2nd addend missing) - Raccoon

This math worksheet helps students practice finding missing addends in equations with sums up to 10, strengthening mental math and basic addition skills. Worksheet instructions: Each equation has a missing number. Fill in the blank with the correct number so that the sum equals the given total.

Adding within 0-10 (2nd addend missing) - Frog | Math Worksheet

Adding within 0-10 (2nd addend missing) - Frog

Adding within 0-10 (2nd addend missing) - Frog

This addition worksheet helps students practice finding missing addends in equations with sums up to 10, strengthening mental math and basic addition skills. Worksheet instructions: Each equation has a missing number. Fill in the blank with the correct number so that the sum equals the given total.

Find the number to complete the next ten - Search | Math Worksheet

Find the number to complete the next ten - Search

Find the number to complete the next ten - Search

In this addition worksheet students practice addition within 100 by finding missing numbers in equations. It reinforces number relationships and place value. Worksheet instructions: Find the missing number in each problem.