Reciprocals and multiplicative inverses
Reciprocals and multiplicative inverses
What you'll learn
- Identify whether a given value for 'x' makes an equation true or false by substituting the value and simplifying both sides.
- Explain, using mathematical vocabulary such as 'substitute', 'equation', and 'solution', why a specific value does or does not satisfy a given equation.
- Solve for 'x' in one-step equations using inverse operations and verify that the solution satisfies the original equation.
- Determine if multiple values for 'x' satisfy a given equation and explain why or why not.
Tutorial Preview
What is the reciprocal of 2/3?
What is the multiplicative inverse of 5?
Find the reciprocal of 0.25.
Sample Practice Questions
Want to practice and check your answers?
Sign up to access all questions with instant feedback, explanations, and progress tracking.
Start Practicing FreeMore from Operations with rational numbers
Mathematics for other grades
Frequently asked questions
What grade level is "Reciprocals and multiplicative inverses"?
Reciprocals and multiplicative inverses is a Grade 8 Mathematics lesson on ExcelOS.
What will I learn in Reciprocals and multiplicative inverses?
You'll be able to: Identify whether a given value for 'x' makes an equation true or false by substituting the value and simplifying both sides; Explain, using mathematical vocabulary such as 'substitute', 'equation', and 'solution', why a specific….
Is "Reciprocals and multiplicative inverses" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Reciprocals and multiplicative inverses?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.