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# Worksheet 0B: Significant Figures


## 1. Determine the number of significant figures in each of the following:

1. __________ 75.02mm
2. ___________ 0.0049 g
3. __________ 18.90 mL
4. ___________ 150 cm
5. __________ 12 test tubes
6. ___________ 150. Cm

## 2. Rewrite the quantity 827,000,000,000,000 picoseconds to show:

1. 1 sig. fig. ________________________________
2. 2 sig. figs. _________________________________
3. 3 sig. figs. _________________________________
4. 4 sig. figs. ________________________________
5. 5 sig. figs. ________________________________

## 3. Rewrite the quantity 0.0031904 kg to show:

1. 1 sig. fig. _______________________________
2. 2 sig. figs. _______________________________
3. 3 sig. figs. _______________________________

## 4. Round each of the following to 3 significant figures:

1. 16.8477 L __________
2. 5.6732 __________
3. 0.14986 L __________
4. 861.85 __________
5. 4.203 x 104 km _________
6. 5.0981 x 10‐3 __________
7. 0.00318756 m __________
8. 0.09025011 __________

## 5. Perform the following calculations and report the results with the correct number of significant figure and proper units.

1. $$0.0677 + 48.1 + 82.7655$$
2. $$43.8316 ‐ 29.5706$$
3. $$\dfrac{8506}{6.524} \times 0.02$$
4. $$0.0222 \times 0.7000 \times 8.702$$

Worksheet 0B: Significant Figures is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts.

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