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Add and Subtract Decimals is a free printable Grade 5 math worksheet on switching operation item by item, aligned to Common Core standard 5.NBT.B.7. It prints 12 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

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All 25 sets ask different questions.

Add and Subtract Decimals

5.NBT.B.7

NameDate

Work out each answer.

1.5.71 + 8.35 =
2.8.34 + 3.14 =
3.7.37 + 6.68 =
4.1.49 + 2.25 =
5.8.63 + 3.19 =
6.3.90 + 2.40 =
7.7.67 − 5.28 =
8.5.24 − 4.27 =
9.3.74 − 3.14 =
10.6.10 − 5.10 =
11.8.97 − 5.68 =
12.6.27 − 0.75 =

LessonPrint · 5.NBT.B.7 · Set 1 · free to copy for classroom use

Answer key — Add and Subtract Decimals

Set 1. Prints on its own sheet.

  1. 1.14.06
  2. 2.11.48
  3. 3.14.05
  4. 4.3.74
  5. 5.11.82
  6. 6.6.3
  7. 7.2.39
  8. 8.0.97
  9. 9.0.6
  10. 10.1
  11. 11.3.29
  12. 12.5.52

Questions about Add and Subtract Decimals

What does the Add and Subtract Decimals worksheet cover?

It practices switching operation item by item — 12 questions for Grade 5, all on Common Core 5.NBT.B.7: Do all four operations with decimals. The instruction to students is “Work out each answer”, and the answer key follows on the next sheet.

Which Common Core standard does Add and Subtract Decimals practice?

CCSS.MATH.CONTENT.5.NBT.B.7 — 5.NBT.B.7, under Number & Operations in Base Ten for Grade 5. The published standard reads: “Add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies based on place value.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

Add and Subtract Decimals is written for Grade 5, typically ages 10-11. It is one of the sheets on 5.NBT.B.7, so it suits any student working at that standard — including older students revisiting it and younger ones working ahead.

Does Add and Subtract Decimals come with an answer key?

Yes. All 12 answers are generated from the same problems as the questions, so the key cannot drift out of step with the sheet. It starts on a fresh sheet of paper, after the questions, so it is not handed out with the class by accident.

How many different versions of Add and Subtract Decimals can I print?

25 — one per student, and all 25 ask different questions. Set 1 downloads the whole class as a single PDF. Every version is fixed to its own address, so a sheet printed today holds the same problems when you reopen it next week.

Is Add and Subtract Decimals free to print and photocopy?

Yes. Add and Subtract Decimals, its answer key and its 25 versions are free to print and photocopy for your own class, with no account, no email capture and no subscription at the download step. Please do not resell them or republish them as your own.

More practice for 5.NBT.B.7

Do all four operations with decimals.

All Grade 5 worksheets

Last reviewed 2026-09-05. Aligned to 5.NBT.B.7 of the Common Core State Standards for Mathematics.