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Adding and Subtracting Decimals - Worksheet 1 - 5th Grade

Easy

Calculate decimal quantities using place value and exact decimal answers.

easy: Use smaller quantities with one step.

20 problems · 15-20 minutes · Skills: decimals, addition, subtraction

About This Worksheet

This easy-level worksheet contains 20 problems designed for 5th Grade students practicing adding and subtracting decimals. Easy worksheets use simpler numbers and straightforward problem types to build confidence and reinforce foundational skills.

Read place values and recall basic addition, subtraction and multiplication facts.

  • Calculate decimal quantities using place value and exact decimal answers.
  • Check your result using the method in the example before moving to the next question.

How to Solve: Worked Example

Example Problem: Calculate 66.5 + 36.9.
Solution Steps:
  1. Align decimal points.
  2. Add or subtract equal place values.
Answer: 103.4
Tip: Check your result using the method in the example before moving to the next question.
1
Calculate 33.9 + 22.
2
Calculate 63.8 − 45.9.
3
Calculate 33.9 + 5.5.
4
Calculate 70 − 50.5.
5
Calculate 57.9 + 2.4.
6
Calculate 38.6 − 23.3.
7
Calculate 75.5 + 53.6.
8
Calculate 88.3 − 21.9.
9
Calculate 77.7 + 30.1.
10
Calculate 61.8 − 48.3.
11
Calculate 20.2 + 10.3.
12
Calculate 29.4 − 7.2.
13
Calculate 64 + 12.5.
14
Calculate 52.9 − 34.7.
15
Calculate 67.9 + 24.4.
16
Calculate 83.9 − 16.7.
17
Calculate 88.6 + 30.7.
18
Calculate 49.8 − 35.6.
19
Calculate 89.5 + 42.5.
20
Calculate 78.9 − 64.3.

Answer Key

1. 55.92. 17.93. 39.44. 19.55. 60.36. 15.37. 129.18. 66.49. 107.810. 13.511. 30.512. 22.213. 76.514. 18.215. 92.316. 67.217. 119.318. 14.219. 13220. 14.6

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Frequently Asked Questions

How do I download this adding and subtracting decimals - worksheet 1 worksheet?

Click "Download PDF" for a file, or "Print" to use your browser. You can save it as a PDF or print it directly. The answer key will be on a separate page.

How do I find worksheets at different difficulty levels?

Each subtopic has 10 worksheets: Worksheets 1-3 are Easy, 4-7 are Medium, and 8-10 are Hard. Start with Easy worksheets to build confidence, then progress to harder ones.

What skills does this operations with decimals worksheet cover?

This worksheet focuses on decimals, addition, subtraction. It is designed for 5th Grade students and provides structured practice through varied problem types with a worked example to guide students before they begin.

Can I use this worksheet in my classroom?

Yes. All worksheets on K12Worksheets are free for classroom use. You can print copies for your entire class. With 10 worksheets per subtopic at three difficulty levels, you have plenty of options for differentiated instruction and individualized practice.

How many problems are on this worksheet?

This worksheet contains 20 problems. It typically takes 15-20 minutes to complete. An answer key with all solutions is included so parents and teachers can check work quickly.