KiwiBee printable
Complete the addition or subtraction sentence: up to three digits
Free printable Grade 3 math worksheet for "Complete the addition or subtraction sentence: up to three digits" — practice mixed operations: addition and subtraction. No-prep, print or assign online.
This worksheet provides practice in completing addition and subtraction sentences with numbers up to three digits. Teachers can use it to reinforce students' fluency in mixed operations and strengthen their number sense. Ideal for Grade 3 classrooms, it supports skill development in solving and completing math sentences involving addition and subtraction.
Learning objectives
- Solve addition and subtraction problems involving numbers up to three digits
- Complete missing parts of addition or subtraction sentences accurately
- Demonstrate understanding of mixed operations with three-digit numbers
Answer Key

How to use this worksheet
- Click “Download Worksheet” and sign in with Google or email to get the PDF instantly.
- Print at home or in class for Grade 3; it's no-prep, with no extra materials needed.
- Use the included answer key to mark it in seconds.
Likes & comments
See what other teachers think and share a helpful note.
Loading likes and comments…
Create more worksheets in our Worksheet Studio
Generate fresh worksheets for any grade, topic, and language — free.
Open the Worksheet StudioRelated worksheets

Add and subtract data from tables
Worksheets
medium
Ages 8–9

Add and subtract three-digit numbers
Worksheets
medium
Ages 8–9

Addition and subtraction word problems: up to three digits
Worksheets
medium
Ages 8–9

Age puzzles
Worksheets
medium
Ages 8–9

Find two numbers based on sum and difference
Worksheets
medium
Ages 8–9
Pack

Grade 3 Mixed Operations: Addition And Subtraction Math Worksheet Pack
Pack
math
medium
Ages 8–10

Relate addition and subtraction sentences
Worksheets
medium
Ages 8–9

Use compensation to add or subtract: up to three digits
Worksheets
medium
Ages 8–9
