3.NBT.A.2

Math Monsters

Experience Awakening - Our open-world educational game

Loading Game...

Game Info for Teachers

COMBINED RATING

4.2 Stars

TEACHERS (2)

4.5

STUDENTS (750)

3.8

LENGTH

15 Minutes

GRADES

CAPABILITIES

Spanish Language Support

Text-to-Speech Support

Saves Progress

Description

Learn how to add or subtract and help these little monsters

Vocabulary Words

addition

subtraction

sum

carrying

place value

minuend

Instructions

Play through this interactive game to learn about Fluently Add Or Subtract Within 1000. Suitable for Grade 3, Grade 4, Grade 5.

Main Concepts

Use properties of operations to subtract within 1000.

Use algorithms based on place value to subtract within 1000.

Use algorithms based on place value to add within 1000.

Discussion Questions

Before the Game

What are the basic steps when you are adding two numbers together? What are the place values beginning with the ones and moving to the left? What are the basic steps when you are subtracting two numbers?

After the Game

What did you do when the sum of the ones or tens was more than nine? Does it matter which number is on the top of the problem when adding? What happened during a subtraction problem when the bottom number in a column was smaller than the top number?