Math_Significant Figures 01

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 4,105?

Back

4 significant figures.

Front

How many significant figures are in the number 0.800?

Back

3 significant figures.

Front

How many significant figures are in the number 46.32104?

Back

7 significant figures.

Front

How many significant figures are in the number 0.00500?

Back

3 significant figures.

Front

How many significant figures are in the number 0.008?

Back

1 significant figure.

Front

What is the rule for counting significant figures in a number with a decimal point?

Back

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

Front

What is the rule for counting significant figures in a whole number without a decimal point?

Back

Only the non-zero digits are significant; leading zeros are not significant.

Front

What is an example of a number with 5 significant figures?

Back

123.45 has 5 significant figures.

Front

What is an example of a number with 2 significant figures?

Back

0.0045 has 2 significant figures.