Year 5 Adding and Subtracting Decimals Worksheet — Level 2 — Answers
Answer sheet with worked solutions for the Year 5 decimals worksheet.
Year 5 · Mathematics · Decimals
Year 5 Adding and Subtracting Decimals Worksheet — Level 2 — Answers
Success Tutoring
Line up the decimal points before you add or subtract.
1.
28.62
−18.68
Answer: 9.94
- Line up the decimal points
- 28.62 − 18.68 = 9.94
2.
39.56
+35.60
Answer: 75.16
- Line up the decimal points
- 39.56 + 35.60 = 75.16
3.
33.39
+1.57
Answer: 34.96
- Line up the decimal points
- 33.39 + 1.57 = 34.96
4.
50.72
+25.25
Answer: 75.97
- Line up the decimal points
- 50.72 + 25.25 = 75.97
5.
19.80
+39.51
Answer: 59.31
- Line up the decimal points
- 19.80 + 39.51 = 59.31
6.
33.09
−27.55
Answer: 5.54
- Line up the decimal points
- 33.09 − 27.55 = 5.54
7.
20.97
−14.83
Answer: 6.14
- Line up the decimal points
- 20.97 − 14.83 = 6.14
8.
14.44
−6.05
Answer: 8.39
- Line up the decimal points
- 14.44 − 6.05 = 8.39
9.
17.39
+19.93
Answer: 37.32
- Line up the decimal points
- 17.39 + 19.93 = 37.32
10.
6.15
−3.04
Answer: 3.11
- Line up the decimal points
- 6.15 − 3.04 = 3.11
11.
28.91
+22.27
Answer: 51.18
- Line up the decimal points
- 28.91 + 22.27 = 51.18
12.
38.66
−21.18
Answer: 17.48
- Line up the decimal points
- 38.66 − 21.18 = 17.48
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.