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7.NS.A.2.a

Battlemath: Attack of the Mathemon!

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Game Info for Teachers

COMBINED RATING

3.9 Stars

TEACHERS (22)

4.2

STUDENTS (3353)

3.7

LENGTH

16 Minutes

GRADES

6
7
8

CAPABILITIES

iPad Support
Text-to-Speech Support

Description

Our troop are preparing for the attack of the Mathemon, but they need you to guide them! Assist the right number troop to their position, or fuse them altogether to get a more powerful troop. With your math knowledge, we can beat the Mathemon!

Vocabulary Words

integers
positive
negative
multiplication
brackets
distributive property

Instructions

Play through this interactive game to learn about Understand Multiplication Of Rational Numbers. Suitable for Grade 6, Grade 7, Grade 8.

Main Concepts

Use properties to show addition and subtraction of rational numbers (with negative numbers).
Multiply integers.
Identify sign of number resulting from a product of integers.
The rule for multiplying signed numbers is positive x negative = negative and negative x positive = negative and a negative x a negative = positive.
Understand problems similar to ((-2) x (5 + (-3)) = (-2) x 5 + (-2) x (-3) then (-2) x (-3) = 6 since the number on the left is -4 and the first addend on the right is (-10).
Use real world context to explain multiplication of signed numbers.

Discussion Questions

Before the Game

How do we multiply integers? What are the rules for multiplying positive and negative integers? How do you determine the sign of the answer to a multiplication problem? What are the order of operations? What are some combinations of two values that when added together the solution is 21?

After the Game

What sign should the solution be when a positive and negative number are multiplied together? What sign should the solution be when two negative numbers are multiplied together? What should be done first, multiplication or addition? Can you explain the rules for multiplying integers? Where in the game was order of operations very important?

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Game Details

Difficulty

Content Integration

Lexile Level

505