Metric Mania Conversion Challenge worksheet for practicing metric unit conversions and comparisons.

Let's solve the "Metric Mania Conversion Challenge" step by step.

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Part 1: Write the correct abbreviation for each metric unit

1) Kilogram → kg
2) Meter → m
3) Gram → g
4) Milliliter → mL
5) Millimeter → mm
6) Liter → L
7) Kilometer → km
8) Centimeter → cm
9) Milligram → mg

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Part 2: Try these conversions, using UNIT ANALYSIS (Show all work)

We’ll use conversion factors and show steps.

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#### 1) 2000 mg = ______ g

- $ 1 \text{ g} = 1000 \text{ mg} $
- $ 2000 \text{ mg} \div 1000 = 2 \text{ g} $

✔ Answer: 2 g

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#### 2) 104 km = ______ m

- $ 1 \text{ km} = 1000 \text{ m} $
- $ 104 \times 1000 = 104,000 \text{ m} $

✔ Answer: 104,000 m

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#### 3) 480 cm = ______ m

- $ 1 \text{ m} = 100 \text{ cm} $
- $ 480 \div 100 = 4.8 \text{ m} $

✔ Answer: 4.8 m

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#### 4) 5.6 kg = ______ g

- $ 1 \text{ kg} = 1000 \text{ g} $
- $ 5.6 \times 1000 = 5600 \text{ g} $

✔ Answer: 5600 g

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#### 5) 8 mm = ______ cm

- $ 1 \text{ cm} = 10 \text{ mm} $
- $ 8 \div 10 = 0.8 \text{ cm} $

✔ Answer: 0.8 cm

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#### 6) 5 L = ______ mL

- $ 1 \text{ L} = 1000 \text{ mL} $
- $ 5 \times 1000 = 5000 \text{ mL} $

✔ Answer: 5000 mL

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#### 7) 198 g = ______ kg

- $ 1 \text{ kg} = 1000 \text{ g} $
- $ 198 \div 1000 = 0.198 \text{ kg} $

✔ Answer: 0.198 kg

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#### 8) 75 mL = ______ L

- $ 1 \text{ L} = 1000 \text{ mL} $
- $ 75 \div 1000 = 0.075 \text{ L} $

✔ Answer: 0.075 L

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#### 9) 50 cm = ______ m

- $ 1 \text{ m} = 100 \text{ cm} $
- $ 50 \div 100 = 0.5 \text{ m} $

✔ Answer: 0.5 m

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#### 10) 5.6 m = ______ cm

- $ 1 \text{ m} = 100 \text{ cm} $
- $ 5.6 \times 100 = 560 \text{ cm} $

✔ Answer: 560 cm

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#### 11) 16 cm = ______ mm

- $ 1 \text{ cm} = 10 \text{ mm} $
- $ 16 \times 10 = 160 \text{ mm} $

✔ Answer: 160 mm

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#### 12) 2500 m = ______ km

- $ 1 \text{ km} = 1000 \text{ m} $
- $ 2500 \div 1000 = 2.5 \text{ km} $

✔ Answer: 2.5 km

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#### 13) 65 g = ______ mg

- $ 1 \text{ g} = 1000 \text{ mg} $
- $ 65 \times 1000 = 65,000 \text{ mg} $

✔ Answer: 65,000 mg

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#### 14) 6.3 cm = ______ mm

- $ 1 \text{ cm} = 10 \text{ mm} $
- $ 6.3 \times 10 = 63 \text{ mm} $

✔ Answer: 63 mm

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#### 15) 120 mg = ______ g

- $ 1 \text{ g} = 1000 \text{ mg} $
- $ 120 \div 1000 = 0.12 \text{ g} $

✔ Answer: 0.12 g

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Part 3: Compare using <, >, or =

We need to convert both sides to the same unit before comparing.

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#### 16) 63 cm ___ 6 m

- Convert 6 m to cm: $ 6 \times 100 = 600 \text{ cm} $
- Compare: $ 63 \text{ cm} < 600 \text{ cm} $

✔ Answer: <

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#### 17) 5 g ___ 508 mg

- Convert 5 g to mg: $ 5 \times 1000 = 5000 \text{ mg} $
- Compare: $ 5000 \text{ mg} > 508 \text{ mg} $

✔ Answer: >

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#### 18) 1,500 mL ___ 1.5 L

- Convert 1.5 L to mL: $ 1.5 \times 1000 = 1500 \text{ mL} $
- Compare: $ 1500 \text{ mL} = 1500 \text{ mL} $

✔ Answer: =

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#### 19) 536 cm ___ 63.6 dm

- Convert 63.6 dm to cm: $ 1 \text{ dm} = 10 \text{ cm} $, so $ 63.6 \times 10 = 636 \text{ cm} $
- Compare: $ 536 \text{ cm} < 636 \text{ cm} $

✔ Answer: <

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#### 20) 43 mg ___ 5 g

- Convert 5 g to mg: $ 5 \times 1000 = 5000 \text{ mg} $
- Compare: $ 43 \text{ mg} < 5000 \text{ mg} $

✔ Answer: <

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#### 21) 3.6 m ___ 36 cm

- Convert 3.6 m to cm: $ 3.6 \times 100 = 360 \text{ cm} $
- Compare: $ 360 \text{ cm} > 36 \text{ cm} $

✔ Answer: >

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✔ Final Answers:

#### Abbreviations:
1) kg
2) m
3) g
4) mL
5) mm
6) L
7) km
8) cm
9) mg

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#### Conversions:
1) 2 g
2) 104,000 m
3) 4.8 m
4) 5600 g
5) 0.8 cm
6) 5000 mL
7) 0.198 kg
8) 0.075 L
9) 0.5 m
10) 560 cm
11) 160 mm
12) 2.5 km
13) 65,000 mg
14) 63 mm
15) 0.12 g

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#### Comparisons:
16) <
17) >
18) =
19) <
20) <
21) >

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