0
Anonymous
30dm = 300cm = 3m. They're the same.
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Since 1 m = 10 dm, then 1 m 60 dm + 30 dm = 70 dm + 30 dm = 100 dm = 10m or 1 m 60 dm + 30 dm = 1m 90dm = 10 m.
3 meters
No
Hint: 1 m = 10 dm... 3 meters = 3 x 10 dm = 30 dm
0.85 m