Rational Numbers

Rational/Irrational

100

Is 4/9 rational or irrational? Explain.

Rational, it is a fraction.

200

Is 31.7878... rational or irrational? Explain.

Rational, it is a repeating decimal

300

Do irrational numbers terminate? Explain.

No, terminating decimals are rational.

400

Is 44.534593... rational or irrational? Explain.

Irrational, decimal does not terminate and does not repeat.

500

Is pi rational? Explain.

No, pi does not terminate and does not repeat..

Conversion

100

What is 0.333... as a fraction?

1/3

200

Write 2/9 as a decimal.

.2 repeating

300

What is 8.0404... as a fraction?

8 4/99 

400

Write 5/33 as a decimal.

.15 repeating

500

What is 4.0303... written as a fraction?

4 1/33

Integer Exponents

100

X² . X⁵

X⁷

200

(5²)⁴

5⁸

300

9⁷

^______

9³

9⁴

400

10⁹⁹

^______

10⁹

10⁹⁰

500

X⁷ . Y² . X . Y⁹

X⁸Y¹¹

Between 2 & Square Root

100

What 2 whole numbers does the square root of 98 lie between?

9 and 10

200

What 2 whole numbers does the square room of 47 lie between?

6 and 7

300

What 2 whole numbers does the square room of 92 lie between?

9 and 10

400

What 2 whole numbers does the cube root of 215 lie between?

5 and 6

500

What 2 whole numbers does the cube root of 645 lie between?

8 and 9

Negative Exponents

100

2^-2

1

_____

2²

200

9^-9

1

________

9⁹

300

1

________

7^-3

7³

400

X^-3Y

Y

_______

X³

500

2 X^-2

^_________

7 Y^-5

2 Y⁵

_______

7 X²