Numbers and operations

Progress
Repeating decimals
Square roots & cube roots
Quiz 1
8 questions
Irrational numbers
Approximating irrational numbers
Quiz 2
5 questions
Exponent properties intro
Negative exponents
Exponent properties (integer exponents)
Quiz 3
9 questions
Working with powers of 10
Scientific notation intro
Arithmetic with numbers in scientific notation
Scientific notation word problems
Quiz 4
6 questions
Unit test
15 questions

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Take Quiz 1 to identify your areas for growth. We'll recommend lessons for exactly what you need to learn.
Identify your areas for growth in these lessons:
Identify your areas for growth in these lessons:
Test your understanding of Numbers and operations with these 15 questions.
About this unit
Math is all about numbers (like 89 and 3.14) and operations (like addition and multiplication). In these tutorials, we learn about a some new types of numbers and some new types of operations.