Unit conversion

In the metric system, prefixes tell you the factor: kilo = 1000, centi = 1/100, milli = 1/1000. For time, the base is 60.

About: Unit conversion

In the metric system, prefixes tell you the factor: kilo = 1000, centi = 1/100, milli = 1/1000. For time, the base is 60.

Worked examples

  1. Convert 4 min to s.

    Answer: 240. 1 min = 60 s. Multiply by 60: 4 min = 240 s.

  2. Convert 2.5 L to mL.

    Answer: 2500. 1 L = 1000 mL. Multiply by 1000: 2.5 L = 2500 mL.

  3. Convert 3050 mL to L.

    Answer: 3.05. 1 L = 1000 mL. Divide by 1000: 3050 mL = 3.05 L.

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