Significant Figures

Addition/Subtraction

100

Report the correct answer to the appropriate number of significant figures:

1.00 + 1.0

2.0

200

Report the correct answer to the appropriate number of significant figures:

10.0 - 5.00

5.0

300

Report the correct answer to the appropriate number of significant figures:

2.09 - 1.09

1.00

400

Report the correct answer to the appropriate number of significant figures:

170.05 + 10.0

180.1

500

Report the correct answer to the appropriate number of significant figures:

49.99 + 1

51

Multiplication/Division

100

Report the correct answer to the appropriate number of significant figures:

15.00 x 1.00

15.0

200

Report the correct answer to the appropriate number of significant figures:

3.0 x 5.00

15

300

Report the correct answer to the appropriate number of significant figures:

60.0/4

20 (15 rounds up)

400

Report the correct answer to the appropriate number of significant figures:

100.0/2

50

500

Report the correct answer to the appropriate number of significant figures:

200.0/2.00

100.

Scientific Notation

100

Convert the following number out of scientific notation:

1.09 x 10³

1090

200

Convert the following number out of scientific notation:

1.00 x 10²

100.

300

Report the following number in scientific notation:

1020

1.02 x 10³

400

Report the following number in scientific notation:

0.000503

5.03 x 10^-4

500

Report the following number in scientific notation:

10000

1 x 10⁴

How many?

100

How many significant figures does this number have?

52.03

4

200

How many significant figures does this number have?

0.0076

2

300

How many significant figures does this number have?

100

1

400

How many significant figures does this number have?

1000.

4

500

How many significant figures does this number have?

1.0450

5