Sig Figs

Front

What are significant figures (sig figs)?

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

Count all non-zero digits, any zeros between them, and trailing zeros in a decimal number. Leading zeros are not counted.

Front

ROUND THE FOLLOWING NUMBER TO 3 SIG FIGS: 3256 m

Back

3260

Front

How many sig. fig. are in the number 0.007809?

Back

4

Front

How many sig. fig. are in the number 350.540?

Back

6

Front

Determine the number of sig figs in the following measurement: 0.036653 m

Back

5

Front

How many sig figs are there in 0.00400?

Back

3

Front

What is the significance of trailing zeros in a decimal number?

Back

Trailing zeros in a decimal number are significant because they indicate precision. For example, 2.300 has four significant figures.

Front

What is the significance of leading zeros in a number?

Back

Leading zeros are not significant; they only serve as placeholders. For example, in 0.0045, only '4' and '5' are significant.

Front

How do you round a number to a specific number of significant figures?

Back

Identify the last significant figure you want to keep, look at the next digit, and round up if it's 5 or more, or leave it if it's less than 5.