Rational Gears!
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Game Info for Teachers
COMBINED RATING
TEACHERS (7)
STUDENTS (2079)
LENGTH
9 Minutes
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Description
Find stored treasure in an old gem factory! Travel using the moving platforms to get to your location, to find the treasure. In this game by Zapzapmath, compare between numbers using the >, =, and < symbols and record the results of the comparison.
Vocabulary Words
Instructions
Play through this interactive game to learn about Use Number Lines to Rationalize Inequalities. Suitable for Grade 6, Grade 7, Grade 8.
Main Concepts
Discussion Questions
Before the Game
What symbols do we use when we compare two numbers to decide which one is greater? How can a number line help us to compare two numbers? Can you list numbers that are greater than -3?
After the Game
When comparing two negative numbers, how can you tell which one is greater? What trick can you use to remember which symbol represents "greater than" and which represents "less than"? If you think of a number line when comparing two negative numbers, what thought process do you use to determine which one is greater? Can you illustrate how -.03 is greater than -.04? When beginning at zero and moving to the left on a number line, what happens to the absolute value of negative numbers and why?
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