# Ch 27: Number Operations

Call to mind what you know about number operations by reviewing the materials in this chapter. If you need to get ready for an upcoming exam, our mobile-friendly platform lets you study mathematical operations from any location.

## Number Operations - Chapter Summary

Brush up on the basics of mathematics with this chapter on number operations. Each lesson has been created to help you revisit some of the most fundamental concepts in mathematics. After you complete this chapter, you should be able to do the following:

• Perform arithmetic calculations with whole, signed, and decimal numbers
• Use mathematical operations with fraction notation
• Multiply, subtract, and add with exponents
• Determine the order of operations
• Differentiate between the commutative and distributive properties
• Solve problems using the reflexive, transitive, and symmetric properties of equality

You might be worried that it will take you too long to go through all of this material, but we understand your busy schedule and have built this chapter to suit your needs. We realize you don't have large blocks of free time readily available, which is why we separate our chapters into miniaturized lessons. Each lesson can usually be completed in less than 10 minutes, so you can get through a couple lessons before work, during your lunch break, after dinner, or whenever you have free time. Since each lesson stands on its own, you won't feel like you're stopping in the middle of anything, because you're completing an entire lesson in a matter of minutes.

15 Lessons in Chapter 27: Number Operations
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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