How many sig figs are in each of the

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Presentation transcript:

How many sig figs are in each of the following numbers? 0.025 22.4 0.0404 5.50 x 103

How many sig figs are in each of the following numbers? 0.025 22.4 0.0404 5.50 x 103 2 3 3 3

Round each of the following numbers to three sig figs: 93.246 0.02857 4.644 34.250

Round each of the following numbers to three sig figs: 93.246 0.02857 4.644 34.250 93.2 0.0286 4.64 34.3

Solve the following problems, stating answers to the proper number of sig figs: 12.62 + 1.5 + 0.25 = (2.25 x 103)(4.80 x 104)= (452)(6.2) = 14.3 (0.0394)(12.8) = 0.4278 = 59.6 10.4 +3.75(1.5 x 104) =

Solve the following problems, stating answers to the proper number of sig figs: 12.62 + 1.5 + 0.25 = (2.25 x 103)(4.80 x 104)= (452)(6.2) = 14.3 (0.0394)(12.8) = 0.4278 = 59.6 10.4 +3.75(1.5 x 104) = 14.37 = 14.4 1.08 x 108 108,000,000 195.97 = 200 = 2.0 x 102 0.5043 = 0.504 .007177 = 7.18 x10-3 5.6 x 104 = 56,000