Metric Conversions, Significant Figures, & Scientific Notation

Metric Conversions

100

Convert 5 kilometers to meters.

5,000 m

5,000 meters

200

How many grams are in 2.5 kilograms?

2,500 g

2,500 grams

300

Convert 1,500 milliliters to liters.

1.5 L

1.5 liters

400

How many centimeters are in 0.32 decameters?

320 cm

320 centimeters

500

How many kilometers are in 251 centimeters?

0.00251 km / kilometers

2.51 x 10^-3 km / kilometers

Scientific Notation

100

What is 2,500 in scientific notation?

2.5 x 10³

200

What is 4.5 x 10⁵ in standard notation?

450,000

300

Convert 7.2 x 10^-2 to standard form.

0.072

400

Write 0.00056 in scientific notation.

5.6 x 10^-4

500

What is 9461 x 10⁹ in scientific notation?

9.461 x 10¹²

Significant Figures

100

How many significant figures are there in the number 0.0045?

2

200

Round 234.567 to three significant figures

235

300

How many significant figures are in 100.05?

5

400

How many sig figs should there be in your answer after dividing 6.38 by 2.1?

2

500

How many significant figures should be in your result after multiplying 4.53200 x 4.5320?

5

Calculations & Sig Figs

100

6.36 x 4.1

26

200

8.8 x 9.1

80.

300

300.5 / 68.1

4.41

400

24,015 / 234

103

500

14.001 / 14.001

1.0000

Calculations & Scientific Notation

100

(6.5 x 10²) x (1.2 x 10¹)

7.8 x 10³

200

(3.8 x 10⁷) / (2.2 x 10⁵)

1.7 x 10²

300

(8.206 x 10^-2) x (9.1 x 10⁶)

7.5 x 10⁵

400

(8.95 x 10⁶) / 6.131 x 10⁸)

1.46 x 10^-2

500

(5.5555 x 10⁴) / (3.456 x 10^-6)

1.607 x 10¹⁰