This document provides a math worksheet with metric unit conversion and rounding practice problems. It includes 25 problems where students must convert between millimeters, centimeters, kilometers, meters, liters, milliliters, grams, and kilograms. They must also round decimal numbers to the nearest tenth, hundredth, and thousandth. The document tests students' understanding of rounding rules through explanation questions.

1. Name___________________________________Date___________Period___
Metric Unit Conversion &
Rounding Homework
Let’s practice some more unit conversions now! Convert the following!
1. 88 mm = ____________________ cm
2. 5.7 km = ____________________ m
3. 18,500 ml = ____________________ L
4. 15,300 g = ____________________ kg
5. 0.023 kg = ____________________ mg
6. 0.3 cm = ____________________ mm
7. 5,287,945 mm= ____________________ km
8. 12,300 ml = ____________________ L
9. 0.007 km = ____________________ mm
10. 0.008 km = ____________________ cm
Round each decimal to the nearest tenth:
11) 6.78: _______________
12) 8.210: _______________
13) 3.0682: _______________
14) 82.921: _______________
15) 15.23: ________________

2. Name___________________________________Date___________Period___
Round each decimal to the nearest hundredth:
16) 75.023: ____________
17) 46.9: _________________
18) 32.97045: _______________
19) 99.9999: ________________
Round each decimal to the nearest thousandth:
20) 1.65656565: _____________
21) 100.967: _______________
22) 0.011223: ________________
Answer the following:
23) List two numbers that would round to 8.7: ___________ & __________
24) Explain why 7.93 rounds down to 7.9:
______________________________________________________________
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25) Explain why 2.85 rounds up to 2.9:
______________________________________________________________
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