Multiplying Decimals Worksheet
Twenty decimal multiplication problems progressing from whole-number factors to multi-digit decimal products.
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What this worksheet includes
- Twenty decimal multiplication problems progressing from whole-number factors to multi-digit decimal products.
- 3-page printable PDF with a complete answer key
- Designed for Grades 5-7 middle school math practice
- Available as an immediate free download with no email required
How to use it
Use this multiplying decimals worksheet for guided practice, independent review, homework, tutoring sessions, or a quick skills check. The spacious layout is designed to leave room for students to show their work rather than guess from crowded answer choices.
After students finish, compare their reasoning with the included answer key. When an answer is incorrect, have the student locate the first step where their work changed direction before trying the problem again.
Who this practice is for
This resource is designed for grades 5-7 students working on middle school math. Teachers, tutors, homeschool families, and parents can preview the first page before deciding whether the level and spacing fit the student.
Looking for a broader sequence? Browse all Middle School Math worksheets.
How to approach multiplying decimals
Decimal multiplication begins like whole-number multiplication. After finding the digits of the product, count the decimal places in both factors and use their combined total to place the decimal point.
Estimation is essential because a correct sequence of digits can still have a misplaced decimal. Multiplying by a number less than one should make a positive quantity smaller.
Learning objectives
- Multiply decimals by whole numbers
- Multiply two multi-digit decimals
- Place decimal points using place-value reasoning
Skills to review first
- Whole-number multiplication
- Decimal place value
- Powers of ten
Follow the reasoning step by step
Multiply 3.75 by 1.2.
- Estimate 4 times 1 to expect a product near 4.
- Multiply 375 by 12 to get 4500.
- The factors contain three decimal places altogether.
- Place the decimal three places from the right and remove the unnecessary trailing zero.
Solution: 4.5.
Three sample problems
Work each problem, then open the answer to check your result.
Show answer
Show answer
Common mistakes to watch for
- Aligning decimal points as if the problem were addition
- Counting only one factor's decimal places
- Adding unnecessary zeros to the front of a product