Negative numbers and opposite numbers - Numbers and Relations
Negative numbers and opposite numbers
Lessons
Notes:
• Negative numbers: any numbers to the left of zero on a number line.
• Numbers increase in value as we move up/right on a number line.
• Opposite numbers: numbers with the same distance from 0, but on the opposite side of a number line.
• To find an opposite number, we attach a negative sign to the given number.
• Two LIKE signs give a positive sign.
• Two UNLIKE signs give a negative sign.
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Intro Lesson
Introduction to Negative Numbers and Opposite Numbers
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1.
Understanding Negative Numbers
For each of the following pair of integers, which integer has a greater value? -
2.
Analyzing Opposite Numbers
Fill in the following table: -
3.
Solving Opposite Numbers Graphically and Algebraically
Find the opposite of the given numbers:
i. Graphically (using a number line)
ii. Algebraically
