Wheatley 8th Grade Math

Exponents

100

2²

4

200

2³

8

300

4²

16

400

5³

125

500

10³

1000

Expressions

100

5a + 2b - 3a + 4

2a + 2b + 4

200

3x - 5x

-2x

300

-r - 10r

-11r

400

7 + (12-3)²

88

500

n -10 +9n -3=

10n -13

Scientific Notation

100

Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.

False

200

 How would you write 0.0005 in scientific notation?

5 x 10^-4

300

How do you write 1001 in scientific notation?

 1.001 x 10³

400

How would you write -5.6 x 10^-3  in standard form?

-0.0056

500

Which of the following is correct scientific notation? 

A) 20.35 x 10⁴

B) .2035 x 10⁴

C) 2035⁴

D) 2.035 x10⁴

2.035 x10⁴