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- Patterning and Algebra | 7th grade math (Ontario) | Khan Academy- Arithmetic is fun, but algebra is a blast! These tutorials will give you some straightforward explanations and examples to get you started down the road of algebraic thinking. 
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- Practice Course Grade 7 Math - Khan Academy- Practice Course Grade 7 Math 18 units · 244 skills Unit 1 Number sense Unit 2 Integers: addition and subtraction Unit 3 Rational numbers: addition and subtraction 
- Math | Khan Academy- Learn seventh grade math aligned to the Eureka Math/EngageNY curriculum—proportions, algebra basics, arithmetic with negative numbers, probability, circles, and more. 
- 7th grade math (TX TEKS) - Khan Academy- We'll deepen our work with algebra to explore two-step equations and inequalities and practical formulas. We'll work with many geometric figures in two and three dimensions, composing and … 
- Numbers & algebra | 7th grade Math foundations | Khan Academy- Practice Writing basic expressions with variables Get 5 of 7 questions to level up!