Significant Figures Quiz

What is the first step in identifying significant figures in non-decimal numbers?

• Count all digits including zeros

• Count only the zeros

• Count from the first non-zero digit to the last non-zero digit

• Count from the last digit to the first digit

In the number 305, how many significant figures are there?

• One

• Two

• Three

• Four

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

• Count only the digits after the decimal point

• Count from the last digit to the first non-zero digit

• Count from the first non-zero digit to the last digit

• Count all digits including leading zeros

How many significant figures are in the number 0.00456?

• Four

• Three

• Two

• Five

In the number 0.07890, how many significant figures are there?

• Two

• Three

• Four

• Five

Which of the following numbers has four significant figures?

• 0.0045

• 45.00

• 123.4

• 0.4500

When multiplying numbers, how do you determine the number of significant figures in the result?

• Use the number with the most significant figures

• Use the number with the least significant figures

• Add the significant figures of both numbers

• Subtract the significant figures of both numbers

In the multiplication of 4.02 and 3.5, how many significant figures should the result have?

• Five

• Four

• Three

• Two

What is the correct way to round 1342 to three significant figures?

• 1.342

• 1.34

• 1340

• 134

How do you determine the number of significant figures in a division result?

• Use the number with the most significant figures

• Subtract the significant figures of both numbers

• Add the significant figures of both numbers

• Use the number with the least significant figures