ALEX Resources

   View Standards     Standard(s): [MA2019] (6) 15 :

15. Write, read, and evaluate expressions in which letters represent numbers in real-world contexts.

a. Interpret a variable as an unknown value for any number in a specified set, depending on the context.

b. Write expressions to represent verbal statements and real-world scenarios.

c. Identify parts of an expression using mathematical terms such as sum, term, product, factor, quotient, and coefficient.

d. Evaluate expressions (which may include absolute value and whole number exponents) with respect to order of operations.

[MA2019] ACC-7 (7) 14 :

14. Develop and apply properties of integer exponents to generate equivalent numerical and algebraic expressions. [Grade 8, 3]

[MA2019] REG-8 (8) 3 :

3. Develop and apply properties of integer exponents to generate equivalent numerical and algebraic expressions.

[MA2019] ACC-8 (8) 2 :

2. Rewrite expressions involving radicals and rational exponents using the properties of exponents. [Algebra I with Probability, 2]

[MA2019] AL1-19 (9-12) 1 :

1. Explain how the meaning of rational exponents follows from extending the properties of integer exponents to those values, allowing for an additional notation for radicals using rational exponents.

[MA2019] AL1-19 (9-12) 2 :

2. Rewrite expressions involving radicals and rational exponents using the properties of exponents.

Apply your critical thinking skills to learn about multiplication and division of exponents. This interactive exercise focuses on positive and negative exponents and combining exponents in an effort to get you to recognize patterns and determine a rule.

This resource is part of the Math at the Core: Middle School collection.

   View Standards     Standard(s): [MA2019] AL1-19 (9-12) 1 :

1. Explain how the meaning of rational exponents follows from extending the properties of integer exponents to those values, allowing for an additional notation for radicals using rational exponents.

This video will connect students' understanding of integer exponents to the new concept of rational exponents. This video can be shown to a whole class or imported to a student learning system, like Google Classroom. There is a practice quiz available after the video.