Warm up: Pre- Algebra

• Identify which temperature is further from -1.1.) 6 and -62.) -7 and 33.) 2 and – 74.) -10 and 75.) 0 and 10

Pre-Algebra Monday

• Please have your homework on your desk and get started on your warm up.

• Discuss last night’s homework– Labsheet Exercise 48

• Please have your spiral notebooks on your desk.– 1.2 Extending the Number Line

• Get started on tonight’s homework– ACE worksheet # 1- 22

Week 2

Investigation 1

1.2 Extending the Number Line

Focus Question: How can you use a number line to compare two numbers?

Rational numbers are numbers that can be expressed as one integer a divided by another integer b, where b is not zero. You can write a rational number in the form or in decimal form.

Are integers rational

numbers?Is zero a rational number?

b

a

b

a

• Each negative number can be paired with a positive number. These two numbers are called opposites because they are the same distance from zero on the number line, but in different directions.

• To avoid confusion with operation signs, you can use raised signs to show negative numbers

Pre-Algebra Tuesday

• Please have your homework on your desk and get started on your warm up.

• Discuss last night’s homework– ACE worksheet # 1- 22

• Discuss Problem 1.2• Homework: Problem 1.2

Week 2

Pre-Algebra Tuesday/Wednesday

• Please have your spiral notebook on your desk and get started on your warm up.

• Please have your spiral notebooks on your desk.– 1.3 From Sauna to

Snowbank• Get started on tonight’s

homework– Problem 1.3

Week 2

Grades are

updated

1.3 From Sauna to Snowbank

Focus Question:

How can you write a number sentence to represent a change on a number line, and how can you use a number line to represent a number sentence?