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Decimeter

A decimeter (dm) is a larger unit than a centimeter. One decimeter equals 10 centimeters. A decimeter is handy for measuring the length of a ruler, a notebook, or the height of a chair.
1 dm=10 cm1\ \text{dm} = 10\ \text{cm}
A decimeter is larger than a centimeter
We write it: dm
A real ruler often shows both dm and cm
Measure in decimeters
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