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Function Table Worksheets Fill the Missing Output with Addition Only Beginner level Math Problems:
Make learning functions fun and accessible with these Function Table: Addition Worksheets! Designed to help students grasp the concept of input-output rules, these worksheets focus on using addition to complete function tables — a great introduction to early algebra skills.

What’s Included:
Worksheets with single-operation addition rules (e.g., “Add 3,” “Add 10”)
Fill-in-the-blank tables with missing outputs
Some sheets include missing rule discovery (What is the rule?)
Easy-to-read layout for independent or guided practice
Answer keys included for all worksheets

Key Features:
20+ printable worksheets focused on addition function tables
Differentiated levels (adding 1–20, small and large numbers)
Ideal for Grades 2–4 or math intervention
Builds foundational skills for algebraic thinking and pattern recognition
Suitable for both classroom and homeschool use
PDF format for easy print-and-go

Learning Objectives:
Understand and apply function rules using addition
Accurately complete input-output tables
Recognize number patterns
Prepare for multi-operation and algebraic function tables

Perfect For:
Math warm-ups and centers
Homework and practice
Worksheets are made in 8.5” x 11” Standard Letter Size. This resource is helpful in students’ assessment, Independent Studies, group activities, practice and homework. This product is available in PDF format and ready to print as well.