Sig Figs bank

Front

What are significant figures?

Back

Significant figures (sig figs) 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 a decimal number.

Front

How many significant figures are in the number 0.00456?

Back

3

Front

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

Back

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

Front

How many significant figures are in the number 100.0?

Back

4

Front

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

Back

Trailing zeros in a decimal number are considered significant because they indicate precision.

Front

How many significant figures are in the number 700?

Back

1 (unless specified with a decimal, e.g., 700. has 3 sig figs).

Front

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

Back

In whole numbers without a decimal point, trailing zeros are not considered significant.

Front

How many significant figures are in the scientific notation 2.50 x 10^3?

Back

3

Front

What is the rule for counting significant figures in a measurement?

Back

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

Front

How many significant figures are in the number 0.000123?

Back

3