Question

1. Indicate how many significant figures there are in each of the following measured values.

246.32

107.854

100.3

0.678

1.008

0.00340

14.600

0.0001

700000

350.670

1.0000

320001

2. Calculate the answers to the appropriate number of significant figures.

32.567 + 135.0 + 1.4567

246.24 + 238.278 + 98.3__

658.0 + 23.5478 + 1345.29__



3. Calculate the answers to the appropriate number of significant figures.

a) 23.7 x 3.8 =

b) 45.76 x 0.25 =

c) 81.04 x 0.010 =

d) 6.47 x 64.5 =

e) 43.678 x 64.1 =

f) 1.678 / 0.42 =

Answer 1

Answer

Q. 3. d) 6.47 x 64.5 =

417.315