Year 6 Adding and Subtracting Decimals Worksheet — Level 1 — Answers
Answer sheet with worked solutions for the Year 6 decimals worksheet.
Year 6 Adding and Subtracting Decimals Worksheet — Level 1 — Answers
Line up the decimal points before you add or subtract.
1.
58.8
−6.4
Answer: 52.4
- Line up the decimal points
- 58.8 − 6.4 = 52.4
2.
14.1
−8.7
Answer: 5.4
- Line up the decimal points
- 14.1 − 8.7 = 5.4
3.
18.7
+11.9
Answer: 30.6
- Line up the decimal points
- 18.7 + 11.9 = 30.6
4.
31.4
−16.6
Answer: 14.8
- Line up the decimal points
- 31.4 − 16.6 = 14.8
5.
16.0
−6.2
Answer: 9.8
- Line up the decimal points
- 16.0 − 6.2 = 9.8
6.
57.8
+20.0
Answer: 77.8
- Line up the decimal points
- 57.8 + 20.0 = 77.8
7.
48.2
−8.0
Answer: 40.2
- Line up the decimal points
- 48.2 − 8.0 = 40.2
8.
37.7
−24.1
Answer: 13.6
- Line up the decimal points
- 37.7 − 24.1 = 13.6
9.
34.1
+34.9
Answer: 69.0
- Line up the decimal points
- 34.1 + 34.9 = 69.0
10.
45.8
+12.2
Answer: 58.0
- Line up the decimal points
- 45.8 + 12.2 = 58.0
11.
34.3
+36.0
Answer: 70.3
- Line up the decimal points
- 34.3 + 36.0 = 70.3
12.
38.5
+35.8
Answer: 74.3
- Line up the decimal points
- 38.5 + 35.8 = 74.3
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.