5th Grade Decimals Topic Test — Answers
Answer sheet with worked solutions for the 5th Grade decimals topic test.
5th Grade Decimals Topic Test — Answers
Part A: Decimal Place Value
1.In 88.42, what is the value of the digit 4?[1 mark]
Answer: 4 tenths (0.4)
2.In 62.83, what is the value of the digit 8?[1 mark]
Answer: 8 tenths (0.8)
3.In 55.14, what is the value of the digit 4?[1 mark]
Answer: 4 hundredths (0.04)
4.In 9.58, what is the value of the digit 8?[1 mark]
Answer: 8 hundredths (0.08)
5.In 82.02, what is the value of the digit 2?[1 mark]
Answer: 2 hundredths (0.02)
6.In 76.39, what is the value of the digit 9?[1 mark]
Answer: 9 hundredths (0.09)
7.In 41.14, what is the value of the digit 4?[1 mark]
Answer: 4 hundredths (0.04)
8.In 65.44, what is the value of the digit 4?[1 mark]
Answer: 4 hundredths (0.04)
Part B: Adding and Subtracting Decimals
9.
30.74
+16.16
Answer: 46.90
- Line up the decimal points
- 30.74 + 16.16 = 46.90
10.
40.74
−15.19
Answer: 25.55
- Line up the decimal points
- 40.74 − 15.19 = 25.55
11.
38.73
−19.60
Answer: 19.13
- Line up the decimal points
- 38.73 − 19.60 = 19.13
12.
26.58
+24.43
Answer: 51.01
- Line up the decimal points
- 26.58 + 24.43 = 51.01
13.
30.41
+15.89
Answer: 46.30
- Line up the decimal points
- 30.41 + 15.89 = 46.30
14.
41.59
−35.05
Answer: 6.54
- Line up the decimal points
- 41.59 − 35.05 = 6.54
15.
52.07
+29.28
Answer: 81.35
- Line up the decimal points
- 52.07 + 29.28 = 81.35
16.
8.74
+4.60
Answer: 13.34
- Line up the decimal points
- 8.74 + 4.60 = 13.34
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.