Significant Figures

Front

What are significant figures?

Back

Significant figures are the digits in a number that contribute to its precision, including all non-zero digits, any zeros between significant digits, and trailing zeros in the decimal part.

Front

How many significant figures are in the number 0.998005?

Back

6

Front

When adding or subtracting numbers, how do you determine the number of significant figures in the result?

Back

The result should have the same number of decimal places as the measurement with the least number of decimal places.

Front

What is the result of 7.895 + 3.4 rounded to the correct number of significant figures?

Back

11.3

Front

How do you round the number 9.95 to 2 significant figures?

Back

10.

Front

What is the rule for determining significant figures in multiplication and division?

Back

The result should have the same number of significant figures as the measurement with the least number of significant figures.

Front

Calculate 1.23 m x 0.89 m and give your answer with the correct number of significant figures.

Back

1.1 m²

Front

How many significant figures are in the number 0.00430?

Back

3

Front

What is the result of 0.005 - 0.0007 rounded to the correct number of significant figures?

Back

0.004

Front

What is the significance of leading zeros in a number?

Back

Leading zeros are not significant; they only serve as placeholders.