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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
Illustrative Mathematics
8th grade (Illustrative Mathematics)
Unit 7: Exponents and scientific notation
Unit 7: Exponents and scientific notation
Lesson 4: Dividing powers of 10
Lesson 6: What about other bases?
Lesson 8: Combining bases
Extra practice: Exponents
Lesson 12: Applications of arithmetic with powers of 10
Lesson 13: Definition of scientific notation
Lesson 14: Multiplying, dividing, and estimating with scientific notation
Lesson 15: Adding and subtracting with scientific notation