Chapter Overview
The chapter The Other Side of Zero introduces students to integers—numbers that include positive numbers, negative numbers, and zero. This concept extends the number system to include quantities below zero, such as temperatures, elevations, and debts. The chapter emphasizes understanding and comparing integers, using number lines for representation, and basic operations involving them.
Important Keywords
- Integer: A number without a fractional part; includes positive numbers, negative numbers, and zero.
- Positive Number: A number greater than zero (e.g., +3).
- Negative Number: A number less than zero (e.g., −5).
- Zero: A neutral number, neither positive nor negative.
- Number Line: A line on which integers are represented with equal spacing.
- Opposites: Numbers that are the same distance from zero but on opposite sides (e.g., +4 and −4).
Detailed Notes
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