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### Course: Middle school math (India) > Unit 1

Lesson 6: Week 6- HCF and LCM product
- Relationship between HCF and LCM
- Divisibility tests for 2, 3, 4, 5, 6, 9, 10
- Divisibility tests
- Intro to fractions
- Concept of fractions
- Comparing fractions 2 (unlike denominators)
- Comparing fractions
- Writing mixed numbers as improper fractions
- Proper and improper fractions

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