Significant Figures

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 many Significant Figures are in the number 4,500?

Back

2

Front

How many Significant Figures are in the number 0.456?

Back

3

Front

How many Significant Figures are in the number 350.540?

Back

6

Front

How many Significant Figures are in the number 0.0005?

Back

1

Front

How many Significant Figures are in the number 4.56 x 10^3?

Back

3

Front

What is the rule for counting Significant Figures in a whole number without a decimal?

Back

In a whole number without a decimal, only the non-zero digits are counted as significant figures.

Front

What is the rule for counting Significant Figures in a decimal number?

Back

In a decimal number, all digits starting from the first non-zero digit to the end of the number are counted as significant figures.

Front

How do you determine the number of Significant Figures in a measurement?

Back

Count all non-zero digits, any zeros between significant digits, and trailing zeros in the decimal portion.

Front

What is the significance of Significant Figures in scientific measurements?

Back

Significant figures indicate the precision of a measurement and help communicate the uncertainty in the data.