7.NS.A.3

Operation: Sandwich

Experience Awakening - Our open-world educational game

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Game Info for Teachers

COMBINED RATING

3.7 Stars

TEACHERS (19)

4.4

STUDENTS (2092)

3.1

LENGTH

24 Minutes

GRADES

CAPABILITIES

Spanish Language Support

Text-to-Speech Support

Description

Learn to add, subtract and multiply rational numbers as a new employee at the SandiShop! You will have to deliver the received orders and calculate the bill to complete each level and get a promotion. By using division and signed rational numbers, you will provide the best service to your customers!

Vocabulary Words

fraction

mixed number

improper fraction

numerator

denominator

rational number

term

add

subtract

multiply

divide

least common multiple (LCM)

greatest common Factor (GCF)

simplify

Instructions

Play through this interactive game to learn about Solve Real World Problems With Rational Numbers. Suitable for Grade 6, Grade 7, Grade 8.

Main Concepts

Solve real world problems where at least one of the terms is negative.

Solve real world problems where at least one of the terms is a decimal.

Solve mathematical problems involving the four operations with rational numbers.

Use all four operations when computing with negative values.

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.

Use rules for integers to multiply any signed rational numbers.

Discussion Questions

Before the Game

What is the rule when adding two fractions together? How is a mixed number different from a regular fraction? What is an improper fraction? What are the rules for multiplying signed numbers?

After the Game

How do we change a mixed number into a regular fraction? How are addition and subtraction of rational numbers the same? Why was it necessary to click on the mixed numbers and change them to improper fractions? If we had to add tax of 7 percent, what are two ways we could do it? Why might a store need to know the cost of the remaining food still left in the store?

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Game Details

Difficulty

Content Integration

Lexile Level

705