Significant Digits and Calculations

Calculate 5.50 cm + 5.50 cm and give your answer with the appropriate number of significant figures.

• 11 cm

• 11.0 cm

• 11.00 cm

• 11.000 cm

Calculate 12.34 + 1.234 + 0.1234 and give your answer with the appropriate number of significant figures.

• 13.6974

• 13.697

• 13.70

• 13.7

Calculate 345.009 g - 23.009 g and give your answer with the appropriate number of significant figures.

• 322.00 g
• 322 g
• 322.000 g
• 322

Calculate 7.987 m - 0.54 m and give your answer with the appropriate number of significant figures.

• 7.45 m
• 7.447 m
• 7.4 m
• 7.5 m

Solve and round to the correct number of significant figures.

791.6 x 52

• 41000

• 41

• 41160

• 41200

Calculate 1.23 m x 0.89 m and give your answer with the appropriate number of significant figures.

• 1.0 m²
• 1.1 m²
• 1.0947 m²
• 1.09 m²

Solve and round to the correct number of significant figures.

730 / 1.89

• 390

• 386.243

• 386

• 386.24

Solve and round to the correct number of significant figures.

1.678 / 0.42

• 4.0

• 3.99

• 3.9

• 4

Solve and round accordingly.
"7.9 + 9.19 + 75.351"

• 92.4
• 92.441
• 92.44
• 92

Solve and round accordingly.

100. x 4.0 x 3

• 1000

• 1000.

• 1200.

• 1200