Significant Figures Practice (with calculations)

Front

How many significant figures are in the number? 4.06 x 10^-5 m

Back

3

Front

How many significant figures are in the number? 75,000 m

Back

2

Front

Calculate: 5.40 x 7.90

Back

42.7

Front

What is the correct answer to: 6.201 cm + 7.4 cm + 0.68 cm + 12.0 cm =

Back

26.3

Front

What is the correct answer for: 1.31 cm x 2.3 cm

Back

3

Front

Definition: Significant Figures

Back

Digits in a number that contribute to its precision, including all non-zero digits, zeros between significant digits, and trailing zeros in the decimal part.

Front

Rule: Leading Zeros

Back

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

Front

Rule: Captive Zeros

Back

Zeros between non-zero digits are always significant.

Front

Rule: Trailing Zeros in Decimal Numbers

Back

Trailing zeros in a number containing a decimal point are significant.

Front

Example: How many significant figures in 0.00450?

Back

3