Missing Addends - 2 to 4 Digit Numbers - Math Practice Worksheet

Sep 23, 2026

Uploaded by Noah

This educational worksheet from Mashup Math provides a structured set of exercises focused on finding missing addends for 2-digit, 3-digit, and 4-digit numbers. Designed for K-12 students, the content includes sixteen practice problems requiring algebraic thinking, followed by a real-world challenge problem involving collaborative saving for a video game. An answer key is included at the end to support self-assessment and verification of calculations, making it an effective resource for reinforcing addition proficiency.

LanguageEnglish

CategoryExam

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Part A - 2-Digit Numbers

Part B - 3-Digit Numbers

Part C - 4-Digit Numbers

Challenge Problem

FAQs

What is the goal of the missing addend exercises?

The goal is to determine the unknown value that, when added to the given number, results in the specified sum.

How are the problems categorized in the worksheet?

The problems are categorized by the number of digits involved: Part A focuses on 2-digit numbers, Part B on 3-digit numbers, and Part C on 4-digit numbers.

What real-world scenario is presented in the challenge problem?

The challenge problem asks students to determine how much money a friend named Elena needs to contribute so that she, Maya, and Jonah can reach a combined total of $85 to purchase a video game.

Sep 23, 2026

Uploaded by Noah