7.NS.A.2.c

Fraction Contraption

Experience Awakening - Our open-world educational game

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Game Info for Teachers

COMBINED RATING

4.0 Stars

TEACHERS (29)

4.2

STUDENTS (7688)

3.8

LENGTH

6 Minutes

GRADES

CAPABILITIES

iPad Support

Spanish Language Support

Text-to-Speech Support

Description

This game walks students through the process of multiplying or dividing fractions, including fractions that contain positive or negative values!

Vocabulary Words

positive number

negative number

fraction

simplified

unsimplified

reciprocal

numerator

denominator

Instructions

Play through this interactive game to learn about Multiply And Divide Rational Numbers. Suitable for Grade 6, Grade 7, Grade 8.

Main Concepts

The rule for dividing signed numbers is positive / negative = negative and negative / positive = negative and a negative / a negative = positive.

When expressing division as fractions the entire term is considered negative.

The rule for multiplying signed numbers is positive x negative = negative and negative x positive = negative and a negative x a negative = positive.

Use rules for integers to multiply any signed rational numbers.

Multiplication and division of multiple signed numbers follow the rule of an even number of negative signed numbers will yield a positive product or quotient and an odd number of negatives will yield a negative product or quotient.

Discussion Questions

Before the Game

What is the numerator of a fraction? What is the denominator of a fraction? How do you find the reciprocal of a fraction? What are the rules for multiplying or dividing positive and negative numbers?

After the Game

What is the main difference in multiplying and dividing fractions? Does a negative product of numerators always result in a negative final answer? If the product of the numerators is negative and the product of the denominators is also negative, what is the sign of the final answer?

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Game Details

Difficulty

Content Integration

Lexile Level

905