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# MATH help please?

3 cm = how many mm

15cm = how many mm

how many cm = 40 mm

how many cm = 3 m

500 cm = how many m

2 m = how many mm

THANKS!!

### 6 Answers

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- HWLv 41 decade agoFavorite Answer
Just plug in the numbers in this website and it'll calculate for you

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- 1 decade ago
3cm = 30mm

15 cm = 150 mm

4cm = 40 mm

300cm = 3 m

500 cm = 5 m

2 m = 2000 mm

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- 1 decade ago
Okay,

1 cm = 10 mm

and

1m = 100 cm.

Using this find out what the others are...

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