7.NS.A.2.b
Dividrinks
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Game Info for Teachers
COMBINED RATING
3.9 Stars
TEACHERS (13)
3.9
STUDENTS (4040)
3.8
LENGTH
9 Minutes
GRADES
6
7
8
CAPABILITIES
Text-to-Speech Support
Description
Fill the bottles in fractions and get the secret drink by using the rules for dividing signed numbers!
Vocabulary Words
numerator
denominator
quotient
positive
negative
divisor
dividend
integer
Instructions
Play through this interactive game to learn about Understand Division Of Rational Numbers. Suitable for Grade 6, Grade 7, Grade 8.
Main Concepts
Use properties to show division of rational numbers (with negative numbers).
The rule for dividing signed numbers is positive / negative = negative and negative / positive = negative and negative / negative = positive.
Use mathematical reasoning and understanding of multiplication to prove rules for division of signed numbers
(-)a divided by b can be expressed as -a/b because -a/b x b = -a using the relationship between multiplication and division.
When expressing division as fractions the entire term is considered negative.
Use real world context to explain divisions of signed numbers.
Discussion Questions
Before the Game
If the numerator is larger than the denominator, what does that mean? What are the rules for dividing integers? If you multiply a positive number with a negative number will the answer be positive or negative?
After the Game
What were examples of fractions that required you to fill up more than one soda bottle? How was the operation of division represented in the game when you were filling up the soda bottles? What are the rules for multiplying signed numbers?
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Game Details
Difficulty
Content Integration
Lexile Level
705
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