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Warm-Up 1/28/15:

1.  How many sig figs are in each number?

a.  0.028

b.  6007.00

c. 0.0050

d.  20200

e.  3.40 x 10 ^6

2.  Use correct sig figs in the following calculations:

a.  150.3 -107.240

b.  1543.02 + 394.934

c.  887.321 / 54

d. 1645.54 x 0.1113 x 67.0

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