1. Extra Review for Metric Quiz

2. Scientific Notation vs. Standard Notation
x x 10-3
1.23 x 104
5.17 x 10-3
665.0

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

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

5. Complete these. Pay attention to rules for sig digs and/or decimal places
= 21.89
= 42.9
172.6 x 24.1 = 4160
25.6 x = 393

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