Real Number System

Categorize Number

100

-sqrt9

integer

200

0

Whole

300

54/9

Natural

400

-5.4

Rational

500

sqrt(19

Irrational

Ordering Numbers

100

22% or 0.21

0.21

200

-2/5 or -10/4

-2/5

300

sqrt31 or 5.78

5.78

400

-sqrt91 or -45/6

-45/6

500

3.21% or .0078

3.21%

Scientific Notation

100

3,210,000,000

3.21 x 10⁹

200

.000781

7.81 x 10^-4

300

6.13 x 10⁶

6,130,000

400

2.14 x 10^-8

.0000000214

500

What is the sum of 8.9 x 10⁴ and 4.8 x 10⁷

48,089,000 or 4.8089 x 10⁷