Sig Fig Practice rounding and mult

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 do you determine the number of significant figures in a number?

Back

Count all non-zero digits, any zeros between them, and trailing zeros in a decimal number. Leading zeros are not counted.

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 presented with more certainty than the data allows.

Front

How do you round a number to a specific number of significant figures?

Back

Identify the last significant figure you want to keep, look at the next digit to the right, and round up if it's 5 or more, or leave it if it's less than 5.

Front

Calculate 100.00g / 2.00mL and give the answer with the correct number of significant figures.

Back

50.0 g/mL

Front

How many significant figures are in the number 27000000?

Back

2 significant figures (the '27').

Front

Which of the following has four significant figures: 56750. g, 40.01 g, 0.600 g, .0002?

Back

40.01 g has four significant figures.

Front

Calculate 0.020 cm x 50 cm x 11.1 cm and provide the answer with the correct number of significant figures.

Back

10 cm³

Front

Round 1047.78 to three significant figures.

Back

1050

Front

What is the rule for multiplication and division regarding significant figures?

Back

The result should have the same number of significant figures as the measurement with the least number of significant figures.