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Using exponent rules to evaluate expressions
By Khan Academy
Learn how to simplify expressions like (5^6)/(5^2). Also learn how 1/(a^b) is the same as a^-b. Towards the end of the video, we practice simplifying more complex expressions like (25 * x * y^6)/(20 * y^5 * x^2).
Multiplication and division with powers of ten
By Khan Academy
Learn how to simplify expressions like (5^6)/(5^2). Also learn how 1/(a^b) is the same as a^-b. Towards the end of the video, we practice simplifying more complex expressions like (25 * x * y^6)/(20 * y^5 * x^2).
Grade 7 Math | Learn On Your Own Feet With Max | Lumos Learning
By Lumos Learning
Join Max in our new 'Learn On Your Feet' session for 7th-Grade Math practice. This fun and interactive session is sure to get kids active and excited about learning with cool dance moves! Make sure you check out the playlist for more videos from our 'Learn On Your Feet' series for all grades: https://youtube.com/playlist?list=PLZ... Post your videos and pictures using #LOYFStepUp. Get instant access to our Lumos StepUp program and boost your child’s test score in the upcoming state assessments
18 - Dividing Complex Numbers - Part 1
By Math and Science
Quality Math And Science Videos that feature step-by-step example problems!