Sig Figs

Front

What are significant figures?

Back

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

Front

How do you determine the number of significant figures in a number?

Back

To determine the number of significant figures, count all non-zero digits, any zeros between them, and trailing zeros in a decimal number.

Front

How many significant figures does the number 0.00204 have?

Back

3

Front

How many significant figures does the number 7945 have?

Back

4

Front

How many significant figures does the number 0.0810 have?

Back

3

Front

How many significant figures does the number 0.150 have?

Back

3

Front

How many significant figures are in the measurement 2.4050 X 10^-3?

Back

5

Front

What is the significance of leading zeros in significant figures?

Back

Leading zeros (zeros before the first non-zero digit) are not counted as significant figures.

Front

What is the significance of trailing zeros in significant figures?

Back

Trailing zeros in a decimal number are counted as significant figures, indicating precision.

Front

How many significant figures are in the number 1000?

Back

1 (unless specified with a decimal point, e.g., 1000. has 4 significant figures).