Subtraction Within 20 – Grade 1 Math Worksheets

Little Funatic is ready for takeoff! Join the subtraction adventure and help young learners build confidence, strengthen number sense, and develop essential math skills!

Make first-grade subtraction practice fun and engaging with the Great Kid Works Subtraction Within 20 Worksheet Packet, featuring Little Funatic the Super Bear!

Designed for first-grade learners, this printable math resource includes 5 practice worksheets with 70 subtraction problems, helping students strengthen their understanding of subtraction, improve calculation accuracy, and develop confidence solving equations independently.

Each worksheet features 14 subtraction problems arranged in two easy-to-follow columns, with large answer boxes and a soft Little Funatic background illustration. The clean, colorful design keeps learning inviting while giving students plenty of room to record their answers.

Whether you're teaching in a classroom, homeschooling, or providing extra math support at home, this packet makes subtraction practice a rewarding part of the learning adventure.

What's Included?

• 5 Printable Subtraction Worksheets – 14 problems per page

• 70 Subtraction Problems – Practice with numbers within 20

• 1-Page Teacher Answer Key – All 70 answers organized for convenient checking

• Little Funatic Illustrations – A cheerful learning companion featured throughout the packet

• Student-Friendly Answer Boxes – Clearly defined spaces for recording answers

• 8.5 × 11-Inch Worksheets – Standard US Letter size for convenient printing

Skills Students Will Practice

✓ Subtracting numbers within 20

✓ Developing subtraction accuracy and fluency

✓ Strengthening number sense

✓ Understanding the relationship between numbers and differences

✓ Recognizing and solving subtraction equations

✓ Improving independent problem-solving skills

✓ Building confidence with basic math operations

Common Core Standards Alignment

CCSS 1.OA.C.6 – Add and Subtract Within 20

Students practice subtraction within 20 while developing strategies based on counting, number relationships, and properties of operations.

The Grade 1 standard emphasizes fluency within 10 while students continue developing addition and subtraction skills within 20.

Supporting Standard: CCSS 1.OA.D.8 – Determine the Unknown Number

Students practice finding missing answers in subtraction equations.

Perfect For

• First-grade classroom math instruction

• Independent subtraction practice

• Morning work and math warm-ups

• Math centers and learning stations

• Small-group instruction

• Homework and extra practice

• Homeschool math lessons

• Intervention and skill reinforcement

• Second-grade review

• Informal assessments and progress monitoring

Product Details

Grade Level: Grade 1
Subject: Mathematics
Topic: Subtraction Within 20
Format: Printable Digital Download
Page Size: 8.5 × 11 inches (US Letter)
Practice Worksheets: 5
Problems Per Worksheet: 14
Total Practice Problems: 70
Answer Key: 1-page teacher reference sheet
Featured Character: Little Funatic the Super Bear

Please Note: This is a digital printable educational resource. No physical product will be shipped.

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