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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
Illustrative Mathematics
6th grade (Illustrative Mathematics)
Unit 4: Dividing fractions
Unit 4: Dividing fractions
Lesson 6: Using diagrams to find the number of groups
Lesson 10: Dividing by unit and non-unit fractions
Lesson 11: Using an algorithm to divide fractions
Lesson 14: Fractional lengths in triangles and prisms
Lesson 15: Volume of prisms