Math 7 Chapter 1

Ordering Rational Numbers

100

Which is greater: -3/4 or -0.7?

-0.7

200

Order from least to greatest: 0.25, 1/3, 0.2

0.2, 0.25, 1/3

300

Place on a number line: -2.5, -7/4, -3

-3, -2.5, -7/4

400

Compare: Is -18/6 <, >, or = -3?

= -3

500

Order greatest to least: -1.2, -4/5, -7/6, -1.15

-4/5, -1.15, -1.2, -7/6

Add & Subtract Rational Numbers

100

5 + (-3)

2

200

-6.5 + 4.2

-2.3

300

7/8 - 5/12

11/24

400

-3 1/2 - (-1.25)

-2.25

500

-2/3 + 7/9 - 4/9

-1/3

Multiply Rational Numbers

100

3 × -2

-6

200

-5/6 × 9/10

-3/4

300

-3.5 × 1.2

-4.2

400

-4/15 × 25/8

-5/6

500

Sub descends -1.25 miles/hr × 4.8 hrs

-6 miles

Divide Rational Numbers

100

12 ÷ -3

-4

200

-24 ÷ 6

-4

300

-2/3 ÷ 5/6

-4/5

400

-9.6 ÷ 1.2

-8

500

Rope -7.5 ÷ -3/5

12 pieces

Numerical Expressions

100

3²+ 4

13

200

Write: '5 less than triple a number x'

3x - 5

300

Combine Like Terms = 4x² - 3x

7x²

400

Simplify: 2(3 + 4) - 5

9

500

Combine Like Terms 2a² + 3b - b + 4a - 6

6a² + 2b -6