Let's solve each of the
Units of Length Conversions problems step by step. We'll use the following metric conversions:
- 1 meter (m) = 100 centimeters (cm)
- 1 centimeter (cm) = 10 millimeters (mm)
- 1 kilometer (km) = 1000 meters (m)
---
1. 24 m 30 cm = _____ cm
Convert 24 m to cm:
24 m = 24 × 100 = 2400 cm
Add 30 cm:
2400 + 30 =
2430 cm
✔ Answer: 2430 cm
---
2. 36250 m = ____ km ____ m
Divide by 1000 to get km:
36250 ÷ 1000 = 36 km with a remainder of 250 m
✔ Answer: 36 km 250 m
---
3. 28 km 667 m = _____ m
Convert 28 km to meters:
28 × 1000 = 28,000 m
Add 667 m:
28,000 + 667 =
28,667 m
✔ Answer: 28,667 m
---
4. 90 cm 9 mm = _____ mm
Convert 90 cm to mm:
90 × 10 = 900 mm
Add 9 mm:
900 + 9 =
909 mm
✔ Answer: 909 mm
---
5. 167 cm 5 mm = _____ mm
Convert 167 cm to mm:
167 × 10 = 1670 mm
Add 5 mm:
1670 + 5 =
1675 mm
✔ Answer: 1675 mm
---
6. 2343 cm = ____ m ____ cm
Divide by 100:
2343 ÷ 100 = 23 m with remainder 43 cm
✔ Answer: 23 m 43 cm
---
7. 1007 cm = ____ m ____ cm
1007 ÷ 100 = 10 m with remainder 7 cm
✔ Answer: 10 m 7 cm
---
8. 1395 mm = ____ cm ____ mm
Divide by 10:
1395 ÷ 10 = 139 cm with remainder 5 mm
✔ Answer: 139 cm 5 mm
---
9. 9267 cm = ____ m ____ cm
Divide by 100:
9267 ÷ 100 = 92 m with remainder 67 cm
✔ Answer: 92 m 67 cm
---
10. 36 km 49 m = _____ m
Convert 36 km to meters:
36 × 1000 = 36,000 m
Add 49 m:
36,000 + 49 =
36,049 m
✔ Answer: 36,049 m
---
11. 35152 m = ____ km ____ m
Divide by 1000:
35152 ÷ 1000 = 35 km with remainder 152 m
✔ Answer: 35 km 152 m
---
12. 40 km 17 m = _____ m
40 km = 40 × 1000 = 40,000 m
Add 17 m:
40,000 + 17 =
40,017 m
✔ Answer: 40,017 m
---
13. 34 km 900 m = _____ m
34 km = 34,000 m
Add 900 m:
34,000 + 900 =
34,900 m
✔ Answer: 34,900 m
---
14. 9 m 90 cm = _____ cm
9 m = 9 × 100 = 900 cm
Add 90 cm:
900 + 90 =
990 cm
✔ Answer: 990 cm
---
15. 1122 cm = ____ m ____ cm
1122 ÷ 100 = 11 m with remainder 22 cm
✔ Answer: 11 m 22 cm
---
16. 6080 m = ____ km ____ m
6080 ÷ 1000 = 6 km with remainder 80 m
✔ Answer: 6 km 80 m
---
17. 84 m 20 cm = _____ cm
84 m = 84 × 100 = 8400 cm
Add 20 cm:
8400 + 20 =
8420 cm
✔ Answer: 8420 cm
---
18. 216 cm 16 mm = _____ mm
Convert 216 cm to mm:
216 × 10 = 2160 mm
Add 16 mm:
2160 + 16 =
2176 mm
✔ Answer: 2176 mm
---
19. 3400 mm = ____ cm ____ mm
Divide by 10:
3400 ÷ 10 = 340 cm with remainder 0 mm
✔ Answer: 340 cm 0 mm
---
20. 80 m 42 cm = _____ cm
80 m = 80 × 100 = 8000 cm
Add 42 cm:
8000 + 42 =
8042 cm
✔ Answer: 8042 cm
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✔ Final Answers Summary:
| # | Answer |
|---|--------|
| 1 | 2430 cm |
| 2 | 36 km 250 m |
| 3 | 28,667 m |
| 4 | 909 mm |
| 5 | 1675 mm |
| 6 | 23 m 43 cm |
| 7 | 10 m 7 cm |
| 8 | 139 cm 5 mm |
| 9 | 92 m 67 cm |
|10 | 36,049 m |
|11 | 35 km 152 m |
|12 | 40,017 m |
|13 | 34,900 m |
|14 | 990 cm |
|15 | 11 m 22 cm |
|16 | 6 km 80 m |
|17 | 8420 cm |
|18 | 2176 mm |
|19 | 340 cm 0 mm |
|20 | 8042 cm |
Let me know if you'd like this as a printable answer key or formatted for a student worksheet!
Parent Tip: Review the logic above to help your child master the concept of conversions length worksheet.
