Extra Review for Metric Quiz

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Extra Review for Metric Quiz

Scientific Notation vs. Standard Notation 12300 0.00517 6.650 x 102 2.2080 x 10-3 1.23 x 104 5.17 x 10-3 665.0 0.0022080

How many significant digits are in… 1002 kg 3 1 4 4

Round off to 3 sig digs… 279.3 0.093459 222.35 19.999 279 0.0935 222 20.0

Complete these. Pay attention to rules for sig digs and/or decimal places 14.565 + 7.32 = 21.89 143.52-100.6 = 42.9 172.6 x 24.1 = 4160 25.6 x 15.356 = 393

Convert… 5.00 lb to g 2270 g (1 lb = 453.6g) 0.087 dL to mL 8.7mL

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