Sig Figs Practice

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 many significant figures are in the number 350.540?

Back

6

Front

How many significant figures are in the number 100.00?

Back

5

Front

How many significant figures are in the number 4004?

Back

4

Front

How many significant figures are in the number 0.056?

Back

2

Front

What is the rule for counting significant figures in decimal numbers?

Back

In decimal numbers, all non-zero digits are significant, and any zeros to the right of a decimal point and after a non-zero digit are also significant.

Front

How many significant figures are in the number 0.00450?

Back

3

Front

What is the significance of leading zeros in a number?

Back

Leading zeros are not significant; they only serve to position the decimal point.

Front

How many significant figures are in the number 700?

Back

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

Front

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

Back

In whole numbers without a decimal, only non-zero digits are considered significant.