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First Grade Two-digit Addition Worksheets and Activities
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Two-digit addition
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Addition (sums to 20) - House
Level
Grade
1st Grade
Topic
Addition
Addition (sums to 20) - House
This worksheet helps students improve their math skills by adding two numbers with sums of 20 or less. Worksheet instructions: Solve each addition problem.
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Adding whole tens (missing number) - Monkey
Level
Grade
1st Grade
Topic
Addition
Adding whole tens (missing number) - Monkey
Worksheet instructions: Find the missing number in each problem.
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Adding whole tens (2 digits) - Boat
Level
Grade
1st Grade
Topic
Addition
Adding whole tens (2 digits) - Boat
Worksheet instructions: Find the sum for each problem.
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Adding whole tens (2 digits) - Plane
Level
Grade
1st Grade
Topic
Addition
Adding whole tens (2 digits) - Plane
Worksheet instructions: Find the sum for each problem.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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Add two 2-digit numbers in columns - Hello
Level
Grade
1st Grade
Topic
Addition
Add two 2-digit numbers in columns - Hello
Worksheet instructions: Find the sum for each addition problem (with regrouping).
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Addition maze (sums to 20) -Teddy Bear
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) -Teddy Bear
Worksheet instructions: Help the bear reach the honey by coloring in each box if the answer equals 20.
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Addition maze (sums to 20) - Classmates
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Classmates
Worksheet instructions: Help the students reach the school by coloring in each box if the answer equals 20.
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Addition maze (sums to 20) - Giraffe
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Giraffe
Worksheet instructions: Help the giraffe reach the tree by coloring in each box if the answer equals 20.
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Addition maze (sums to 20) - Helmet
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Helmet
Worksheet instructions: Help the helmet reach the bicycle by coloring in each box if the answer equals 20.
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Addition maze (sums to 20) - Bottle
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Bottle
Worksheet instructions: Help the bottle reach the recycle bin by coloring in each box if the answer equals 20.
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Addition maze (sums to 20) - Gift
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Gift
Worksheet instructions: Help the present reach the Christmas tree by solving each addition problem.
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Addition maze (sums to 20) - Clothes
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Clothes
Worksheet instructions: Help the clothes reach the washing machine by solving each addition problem.
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Addition maze (sums to 20) - Excited Monkey
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Excited Monkey
Worksheet instructions: Help George the monkey reach his friend by solving each addition problem.
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Addition maze (sums to 20) - Green Bird
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Green Bird
Worksheet instructions: Help Amy the bird reach the nest by solving each addition problem.
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Addition maze (sums to 20) - Friends
Level
Grade
1st Grade
Topic
Addition
Addition maze (sums to 20) - Friends
Worksheet instructions: Help Maya, Noa and Michael reach the playground by solving each addition problem.
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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).
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