Mini-quiz on Significant Figures

1. How many sig figs in the number 300.0?

4

1

3

2. How many sig figs in the number 0.0400?

2

1

3

3. How many sig figs in the number 20?

2

1

3

4. How many sig figs in the number 801?

3

2

1

5. How many sig figs in the number .02020?

5

3

4

6. Calculate 32.5 + 0.0003?

33

32.5003

32.5

7. Calculate 400.30 - 300.0?

100.30

100.3

100

8. Calculate 20 x 13?

200

300

260

9. Calculate 10.01 x 801?

8018

8018.01

8020

10. Calculate 300.0 / 13?

23

23.08

23.07692308