Get 50% off (limited time sale) save up to $60!
Subscribe Now
Worksheets
Resources
Workbooks
Log in
Sign up
1st Grade Addition Within 100 Worksheets and Activities
all
kindergarten
1st grade
2nd grade
3rd grade
4th grade
5th grade
Math
Addition within 100
Level
Can’t find an activity?
Addition word problems - Beach
Level
Grade
1st Grade
Topic
Addition
Addition word problems - Beach
This word problems worksheet focuses on simple addition. Students are presented with real-life situations where they need to calculate the answers to word problems using addition. Worksheet Instructions: Read each problem carefully, then write your answers in the space provided.
Share
Addition word problems - Picnic
Level
Grade
1st Grade
Topic
Addition
Addition word problems - Picnic
This worksheet focuses on simple addition word problems. Students need to focus on solving real-life situations using addition. Worksheet Instructions: Read each problem carefully, then write your answers in the space provided.
Share
Addition word problems - Cookies
Level
Grade
1st Grade
Topic
Addition
Addition word problems - Cookies
This word problems worksheet focuses on simple addition. Students need to focus on solving real-life situations using addition. Worksheet Instructions: Read each problem carefully, then write your answers in the space provided.
Share
Creating Groups of 10 - Fun Blocks
Level
Grade
1st Grade
Topic
Base ten blocks
Creating Groups of 10 - Fun Blocks
This worksheet helps kids understand what each digit in a two-digit number means. Worksheet instructions: Draw a circle around each set of 10 blocks. Then, redraw the blocks as sets of ten and write the total number of blocks.
Share
Regrouping into blocks of 10 - Chess
Level
Grade
1st Grade
Topic
Base ten blocks
Regrouping into blocks of 10 - Chess
In this worksheet, the student needs to group the blocks into sets of ten and any leftover ones. This helps kids understand what each digit in a two-digit number means. Worksheet instructions: Draw a circle around each set of 10 blocks. Then, redraw the blocks as sets of ten and write the total number of blocks.
Share
Regrouping into blocks of 10 - Bicycle
Level
Grade
1st Grade
Topic
Base ten blocks
Regrouping into blocks of 10 - Bicycle
In this worksheet, students need to group the blocks into sets of ten and any leftover ones. This helps kids understand what each digit in a two-digit number means. Worksheet instructions: Draw a circle around each set of 10 blocks. Then, redraw the blocks as sets of ten and write the total number of blocks.
Share
Tens and ones - Decomposing numbers (0-100) - Backpack
Level
Grade
1st Grade
Topic
Addition
Tens and ones - Decomposing numbers (0-100) - Backpack
Worksheet instructions: How many tens and ones? Fill in the missing numbers in the box.
Share
Fact families - Beach Ball
Level
Grade
1st Grade
Topic
Fact families
Fact families - Beach Ball
Worksheet instructions: Complete each fact family by writing 4 facts with the given numbers.
Share
Fact families - Snake
Level
Grade
1st Grade
Topic
Fact families
Fact families - Snake
Worksheet instructions: Complete each fact family by writing 4 facts with the given numbers.
Share
Add or subtract within 100 (whole tens) - Snail
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (whole tens) - Snail
Worksheet instructions: Add or subtract to find the missing number for each problem.
Share
Add or subtract within 100 (no borrowing) - Flamingo
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Flamingo
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Add or subtract within 100 (no borrowing) - Guitar
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Guitar
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Add or subtract within 100 (no borrowing) - Kite
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Kite
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Add or subtract within 100 (no borrowing) - Sand Castle
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Sand Castle
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Add or subtract within 100 (no borrowing) - Beach Chair
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Beach Chair
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Add or subtract within 100 (no borrowing) - Beach
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Beach
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Add or subtract within 100 (no borrowing) - Sun
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Sun
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Add or subtract within 100 (no borrowing) - Trip
Level
Grade
1st Grade
Topic
Subtraction
Add or subtract within 100 (no borrowing) - Trip
Worksheet instructions: Find the missing number for each problem. If both boxes are empty, fill in both numbers.
Share
Adding 2-digit numbers in columns (no carrying) - Space Explorer
Level
Grade
1st Grade
Topic
Addition
Adding 2-digit numbers in columns (no carrying) - Space Explorer
Worksheet instructions: Find the sum for each addition problem below (no carrying or regrouping).
Share
Adding 2-digit and 1-digit numbers in columns (no carrying) - Saturn
Level
Grade
1st Grade
Topic
Addition
Adding 2-digit and 1-digit numbers in columns (no carrying) - Saturn
Worksheet instructions: Find the sum for each addition problem (no carrying or regrouping).
Share
Counting Tens and Ones (1-100) - Confetti Blocks
Level
Grade
1st Grade
Topic
Base ten blocks
Counting Tens and Ones (1-100) - Confetti Blocks
Worksheet instructions: Find the total number of blocks in each row.
Share
Counting Tens and Ones (1-100) - Blocks
Level
Grade
1st Grade
Topic
Base ten blocks
Counting Tens and Ones (1-100) - Blocks
Worksheet instructions: Find the total number of blocks in each row.
Share
Counting Tens and Ones (1-100) - Cat
Level
Grade
1st Grade
Topic
Base ten blocks
Counting Tens and Ones (1-100) - Cat
Worksheet instructions: Find the total number of blocks in each row.
Share
Add a 2-digit and 1-digit number, no regrouping - Purple Notebook
Level
Grade
1st Grade
Topic
Addition
Add a 2-digit and 1-digit number, no regrouping - Purple Notebook
Worksheet instructions: Solve each problem by adding a 2-digit number with a 1-digit number (no carrying or regrouping).
Share
1