Chemistry
Chemistry Name ________________________
Significant Figures Date _________________________
Period ________________________
Level 1
1. How many significant figures are there in each of the following measurements?
a. 23 cm
b. 1.498 g
c. 248.3 s
d. 9.855 mL
e. 76.414 kg
f. 32.8 m
g. 107 mm
h. 0.238 km
i. 8.0335 cm
j. 0.05587 m
2. Express the answer to each of the following calculations with the correct number of significant figures.
a. 3.42 cm + 8.13 cm = _______
b. 4.939 g + 3.822 g = _______
c. 17.8 cm + 12.11 cm = _______
d. 4.552 kg + 3.14 kg = _______
e. 1.966 s + 3.4422 s = _______
f. 3.882 g – 2.114g = _______
g. 4.894 cm – 2.33 cm = _______
h. 15.6674 m – 12.838 m= _______
i. 11.22 g – 8.8 g = _______
j. 133 L – 6.45 L = _______
3. Express the answer to each of the following calculations with the correct number of significant figures.
a. 1.2 cm x 1.3 cm = _______
b. 2.1 m x 1.8 m = _______
c. 1.45 m x 2.2 m = _______
d. 2.5 mm x 1.33 mm = _______
e. 4.3324 km x 1.2 km = _______
f. 32.88 m2 ÷ 4.388 m = _______
g. 16.5 km2 ÷ 1.8 km = _______
h. 84.99 m2 ÷ 2.63 m = _______
i. 9.9 mm2 ÷ 3.4484 m = _______
j. 3.085 cm2 ÷ 2.77448 cm = _______
LEVEL 2
1. How many significant figures are there in each of the following measurements?
a. 3.58 g
a. 14.809 cm
b. 107.334 km
c. 0.0004898 mm
d. 3000. cm
e. 804.58 kg
f. 0.007832 cg
g. 130,004.5 cg
h. 250.00 km
i. 14.380 s
2. Express the answer to each of the following calculations with the correct number of significant figures.
a. 82.5 cm + 13.56 cm = _______
a. 16.8892 km + 3.5 km = _______
b. 45.456 g + 3.56 g = _______
c. 106.22 mm + 80.0 mm = _______
d. 30.44 kg + 3.9422 kg = _______
e. 13.80 cm – 3.0741 cm = _______
f. 8.472 cg – 1.440 cg = _______
g. 30. s – 1.440 cg = _______
h. 54.00 g – 30.2020 g = _______
i. 1.45050 kg – 0.00667 kg = _______
3. Express the answer to each of the following calculations with the correct number of significant figures.
b. 8.4 cm x 3.58 cm = _______
a. 1.075 m x 2.0 m = _______
b. 3.0899 mm x 24.4 mm = _______
c. 0.00457 cm x 0.18 cm = _______
d. 10.00 m x 84.76 7 m = _______
e. 35.068 km3 ÷ 5.7 km = _______
f. 85.0869 m2 ÷ 9.0049 m = _______
g. 0.00826 cm2 ÷ 0.00033 cm = _______
h. 0.005600 mm2 ÷ 0.200 mm = _______
i. 3.4500 cm2 ÷ 450 cm = _______
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