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Chapter Analysis
Beginner12 pages • EnglishQuick Summary
The chapter 'The Other Side of Zero' introduces students to the concept of integers, emphasizing positive and negative numbers. It explains the use of a number line to understand the order and distance between numbers, exploring how temperatures, elevations, and financial contexts employ negatives. The lessons include adding, subtracting, and comparing integers, providing foundational skills in arithmetic involving both negative and positive values.
Key Topics
- •Integers
- •Number Line
- •Positive and Negative Numbers
- •Addition of Integers
- •Subtraction of Integers
- •Comparing Integers
Learning Objectives
- ✓Understand the concept of integers
- ✓Locate integers on a number line
- ✓Add and subtract integers
- ✓Compare positive and negative numbers
Questions in Chapter
What is an integer?
Answer: An integer is any whole number including negative numbers, zero, and positive numbers.
Page 5
Name the integer which is neither positive nor negative.
Answer: Zero is the integer which is neither positive nor negative.
Page 6
Additional Practice Questions
How can you represent -5 on a number line?
easyAnswer: To represent -5 on a number line, start from zero and move 5 units to the left.
If you have a temperature of -3° C and it drops by 5°, what is the new temperature?
mediumAnswer: The new temperature would be -3° C - 5° C = -8° C.
Explain how negative numbers can represent depth below sea level.
mediumAnswer: Negative numbers are used to represent depths below sea level, indicating levels beneath the average surface, just like how positive numbers indicate heights above it.
Calculate: (-7) + 4.
easyAnswer: The result is -3.
You deposited $10 in your account, bringing the total to $2. What was the balance before you made the deposit?
hardAnswer: The balance before the deposit was $2 - $10 = -$8.