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Question 5
How many significant figures are in 1.0800?

User Luis Paulo Pinto
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1 Answer

14 votes
14 votes
  • The number 1.0800 has 5 significant figures

Step-by-step explanation:

We will count the significant digits for this number:

1.0800

General rule: 'significant figures are any non-zero digits or trapped zeros. They do not include leading or trailing zeros'(*).

The number of significant digits can be identified by counting all the values starting from the 1st non-zero digit located on the left. So, counting these numbers, we find that the number of significant figures in 1.0800 is 5.

The significant figures of 1.0800 are '1 0 8 0 0'.

Details on counting significant figures for 1.0800

- Trailing zeros after the decimal are significant. So, 800 is significant, not only 8. 800 makes it clear that the measurement is precise to 4 decimal places.

  • 1.0800 is written in 'e' notation as 1.0800e+0 or 1.0800e0
  • 1.0800 is written in scientific notation as

1.0800 × 100

User Maxdangelo
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