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math

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Please tell me if this is correct 90mm=900cm and 1400mm=14,000cm

  • math -

    Yes. You're correct.

  • math -

    thanks!

  • math -

    sorry Ms Sue, you had it backwards
    1 cm = 10 mm, so
    90 mm = 9 cm and
    1400 mm = 140 cm

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