IB Math SL Sig Fig Practice

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 part.

Front

How many significant figures are in the number 2016?

Back

4 significant figures.

Front

Convert the number 4.2 x 10^-3 to standard form.

Back

0.0042 or .0042.

Front

How many significant figures are in the number 3.0?

Back

2 significant figures.

Front

How many significant figures are in the number 0.012 km?

Back

2 significant figures.

Front

Identify the significant figures in the number 0.00509.

Back

3 significant figures.

Front

What is the rule for counting significant figures in a number with leading zeros?

Back

Leading zeros are not counted as significant figures.

Front

What is the rule for counting significant figures in a number with trailing zeros?

Back

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

Front

How do you determine the number of significant figures in a whole number without a decimal point?

Back

Count all non-zero digits; trailing zeros are not counted unless specified.

Front

What is the significance of significant figures in calculations?

Back

Significant figures indicate the precision of measurements and calculations, ensuring that results are not overstated.