Unit Plan
Saddleback College

Algebra2go: Introduction to Subtraction Problem Sets

For Students K - 1st Standards
This resource has three problem sets to practice subtraction. Select a problem set, then select a question. Fill in the blank with the correct answer for each problem. When you have answered all of the questions, ask Charlie how you did.
Unit Plan
Cool Math

Coolmath: Subtraction of Signed Numbers

For Students 6th - 8th Standards
Reference material and practice with integer subtraction.
Interactive
Mocomi & Anibrain Digital Technologies

Mocomi: Addition and Subtraction of Integers

For Students 6th - 8th
Explores the commutative, associative, and distributive properties of integers, and rules for adding and subtracting them.
Unknown Type
Math Aids

Math Aids: Integers Worksheets

For Teachers Pre-K - 1st Standards
Great resource to practice and strengthen math skills pertaining to integers. Math worksheets are printable, may be customized, and include answer keys.
Handout
Math Open Reference

Math Open Reference: Negative Numbers

For Students 9th - 10th
Learn about negative numbers with this helpful reference tool. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Article
Mocomi & Anibrain Digital Technologies

Mocomi: What Are Factors and Multiples?

For Students 2nd - 8th Standards
Explores factors and multiples and the difference between them.

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