Significant Figures Assignment 2

Round 0.0761 to 1 significant figure

• 0.076

• 0.07

• 0.08

• 0.07

Round 0.0001921 to 2 significant figures

• 0.00019

• 0.0019

• 0.00018

• 0.00190

Round 0.961 to 1 significant figure

• 0.9

• 10

• 1

• 0.96

Round 827.4715 to four significant figures

• 827.50

• 827.0000

• 8275

• 827.5

3.6 X 4.6439 + 5.831

calculate the following to the correct number to 2 sig figs. 32.451 - 21.5

• 11.0
• 10.951
• 10.951

• 10.95

Calculate 7.987 m - 0.54 m and give your answer to 3 significant figures.

• 7.45 m
• 7.447 m
• 7.44 m

• 7.5 m

How many significant figures are there in 0.0054 grams?

• 2

• 3

• 4

• 5

Solve and round to 5 sig fig

1.256 - 0.004 + 123.09 = ?

• 100
• 124.3
• 124.34
• 120

Calculate 1.23 m x 0.89 m and give your answer to significant figures.

• 1.0 m²
• 1.1 m²
• 1.0947 m²
• 1.095 m²