During a Science experiment, Ravi measures the length of a beetle as 4.85 cm. He first converts this measurement to millimetres, then converts that result to metres. What is the length of the beetle in metres?
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Worked Solution
Step 1: Convert cm to mm.
1 cm = 10 mm, so multiply by 10.
4.85 × 10 = 48.5 mm
Step 2: Convert mm to m.
1 m = 1 000 mm, so divide by 1 000.
48.5 ÷ 1 000 = 0.0485 m
Check: 1 m = 100 cm, so 4.85 ÷ 100 = 0.0485 m ✓
Correct answer: 0.0485 m
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