# Worksheet: Converting and Comparing Mass: Metric Units

In this worksheet, we will practice how to convert, compare, and order mass units in the metric system, like milligrams, grams, and kilograms and apply this skill to solve real-world problems using fractions and decimals.

**Q4: **

42,792 grams kilograms.

- A 427,920
- B42
- C428
- D43
- E 4,279

**Q5: **

How many kilograms are there in 25,400 mg?

**Q6: **

To convert from milligrams to kilograms, first divide by to convert to grams and then divide by to convert to kilograms.

- A100,
- B10, 100
- C , 100
- D ,
- E100, 100

**Q7: **

How many grams are in 12 kilograms?

**Q8: **

Write in kilograms: 43,000 g.

**Q9: **

9,188 grams kilograms.

**Q10: **

Use , , or to fill in the blank:

- A
- B
- C

**Q11: **

Liam weighs 76 kilograms. Express his weight in grams.

**Q13: **

Write in grams: 3.45 kg.

**Q14: **

Write the answer in kilograms:

**Q15: **

Write the answer to the calculation in grams:

**Q16: **

Write in ascending order:

- A
- B
- C
- D

**Q17: **

Fill in the blanks: .

**Q18: **

How many grams are there in 4,959 mg?

**Q19: **

Fill in the blanks: .

**Q20: **

Complete the following: .

**Q21: **

Order these measurements from greatest to least:

- A 0.64 kg, 839.3 g, 100,000 mg
- B 839.3 g, 0.64 kg, 100,000 mg
- C 100,000 mg, 839.3 g, 0.64 kg
- D 0.64 kg, 100,000 mg, 839.3 g

**Q22: **

Fill the blank: to convert from to centigrams, multiply by 100.

- A milligrams
- B kilograms
- C micrograms
- D meters
- E grams

**Q23: **

Daniel bought 6 and three quarter kilograms of grapes and 4 kilograms of mangoes. How many grams of food did he buy?

**Q24: **

Noah bought 2 and one quarter kilograms of carrots and 4 and one quarter kilograms of apples. How many grams of food did he buy?

**Q25: **

Charlotte bakes loaves of bread that have a mass of about 2,909 milligrams. Express the mass in grams.