Topic 01 · Grades 4–8

Expressions, Equations & Operations

Order of operations, writing and evaluating expressions, and solving equations step by step. This is the grammar of algebra.

Flashcard video playlist

Hit pause as soon as the question is read. Solve it on paper, then watch the explanation.

1. What is an operation?

Video 1 of 29 · 1:22

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Exponents

Grades 4–8 · New York City

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