
Addition: fill in the missing digits
Free printable Grade 4 math worksheet for "Addition: fill in the missing digits" — practice addition. No-prep, print or assign online.
This worksheet challenges Grade 4 students with addition problems where some digits are missing, requiring them to deduce the correct numbers. Teachers can use this resource to reinforce place value concepts and enhance students' critical thinking in addition. Ideal for advanced practice, it supports skill development in addition and number sense.
Learning objectives
- Identify and fill in missing digits to complete addition problems accurately
- Apply place value understanding to solve complex addition equations
- Develop problem-solving skills by interpreting incomplete numerical information
Answer Key

How to use this worksheet
- Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 50 downloads a month).
- Print at home or in class for Grade 4; it's no-prep, with no extra materials needed.
- Use the included answer key to mark it in seconds.
Frequently asked questions
Is the “Addition: fill in the missing digits” worksheet free?
Yes. “Addition: fill in the missing digits” is a free printable Math worksheet. Sign in with a free KiwiBee account to download the PDF — it includes up to 50 downloads a month.
What grade or age is this Math worksheet for?
It's designed for Grade 4 (ages 9–10), covering Addition.
Does it come with an answer key?
Yes — a matching answer key is included so you can grade it in seconds.
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