Module 3 Review

Classifying Numbers

100

Name the set(s) to which this number belongs

7

Natural, Whole, Integer, Rational, Real

200

Name the set(s) to which this number belongs

-185

Integer, Rational, Real

300

Name the set(s) to which this number belongs

Square Root of 25

Natural, Whole, Integer, Rational, Real

400

Name the set(s) to which this number belongs

7.8549

Rational, Real

500

Name the set(s) to which this number belongs

Square Root of -1

Not Real

Converting Numbers

100

2/4 + 3/4

1.25

200

1.8 - 17/6

-1.03

300

-5/7 + 3/9

.38

400

-4 1/2 + -9/4

-6.75

500

2.58 - -7/8

3.46

Simplify Expressions

100

Square Root of 20

4.47

200

Square Root of 15 + Square Root of 12

7.34

300

Square Root of 284 - Square Root of 96 + Square Root of 45

13.76

400

Square Root of 25 + Square Root 4 - Square Root of 16

5

500

Square Root of 10 - - Square Root of 5

5.40

Comparing Real Numbers

100

5 1/3 ( ) 5 1/2

5 1/3 < 5 1/2

200

.333... ( ) .33

.333... > .33

300

0.008 ( ) 0.08

0.008 < 0.08

400

8.9 ( ) Square Root of 72

8.9 > 8.49

500

Square Root of (100+87+23) ( ) Square Root of (89+130)

14.49 < 14.80

Ordering Real Numbers

100

-5, Square Root of 4, 7.6, -5 1/2

-5 1/2, -5, Square Root of 4, 7.6

200

27/3, 5/9, 32/4, 3/8

3/8, 5/9, 32/4, 27/3

300

Square Root of 56, 8.7, Square Root of (15+45), 7.8

Square Root of 56, Square Root of (15+45), 7.8, 8.7

400

0.44, 3/8, Square Root of 6, 2/5

3/8, 2/5, 0.44, Square Root of 6

500

 Square Root of 5, 1/16, -4.35, 0.125, -0.927

-4.35, -0.927, 1/16, 0.125, Square Root of 5