Question

what is the difference in writing a length as 2.5m and 2.50m​

Answer 1

Answer:

No difference

Explanation:

2.5m and 2.50m are the same because after a decimal place we can put at last as many zeros as we want

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Answer 2

Answer:

2.5 m means .5th , i. e, 0.5 and 2m of any given length. => 2.0 + 0.5 = 2.5m

Whereas 2.50m means .50th i. e, 0.50 and 2 m of any given length. => 2.00 + 0.50 = 2.50m

Point to Note Down :- 2.5 have 2 significant figures.

And 2.50 have 3 significant figures.