## Class 5: Mathematics (English Version)

 1.1 - (1.1) Way of Multiplication 1.2 - (1.1) Way of Multiplication 1.3 - (1.1) Way of Multiplication 1.4 - (1.2) Arithmetical Restoration 1.5 - Exercise 1 1.6 - Lecture sheets
 2.1 - (2.1) Way of Division 2.2 - (2.1) Way of Division 2.3 - (2.2) Problems related to Division 2.4 - Exercise 2 2.5 - Lecture sheets
 3.1 - (3.1) Use of Brackets 3.2 - (3.2) Problems involving four rules 3.3 - (3.2) Problems involving four rules 3.4 - (3.3) Unitary Method 3.5 - (3.3) Unitary Method 3.6 - Exercise 3 3.7 - Exercise 3 3.8 - Lecture sheets
 4.1 - Mathematical symbols 4.2 - Open sentence 4.3 - Solving Problems Using Letters 4.4 - Solving Problems Using Letters 4.5 - Exercise 4 4.6 - Lecture sheets
 5.1 - Multiples 5.2 - Least Common Multiples 5.3 - Use of LCM 5.4 - Factors 5.5 - Greatest common factors 5.6 - Greatest common factors 5.7 - Use of GCF 5.8 - Prime Factorisation 5.9 - Prime Factorisation 5.10 - Prime Factorisation 5.11 - Exercise 5 5.12 - Exercise 5 5.13 - Lecture sheets
 6.1 - Proper fractions 6.2 - Proper fractions 6.3 - Proper fractions 6.4 - Improper and mixed fractions 6.5 - Improper and mixed fractions 6.6 - Improper and mixed fractions 6.7 - Improper and mixed fractions 6.8 - Exercise 6(a) 6.9 - Exercise 6(a) 6.10 - Multiplication by integers 6.11 - Division by integers 6.12 - Multiplication by fraction 6.13 - Multiplication by fraction 6.14 - Multiplication by fraction 6.15 - Multiplication by fraction 6.16 - Multiplication by fraction 6.17 - "of" in mathematics 6.18 - "of" in mathematics 6.19 - Division by Fraction 6.20 - Division by Fraction 6.21 - Division by Fraction 6.22 - Division and Number Line 6.23 - Exercise 6(b) 6.24 - Exercise 6(b) 6.25 - Lecture sheets
 7.1 - Decimal number 7.2 - Lesson 2 7.3 - Multiplication by integers 7.4 - Multiplication by 10 and 100 7.5 - Division by Integers 7.6 - Division by Integers 7.7 - Division by Integers 7.8 - Division by 2 digit numbers 7.9 - Division by 10 and 100 7.10 - Exercise 7(a) 7.11 - Exercise 7(a) 7.12 - Multiplication by decimals 7.13 - Multiplication by decimals 7.14 - Division by decimal number 7.15 - Division by decimal number 7.16 - Division by decimal number 7.17 - Division by decimal number 7.18 - Exercise 7(b) 7.19 - Lesson 19 7.20 - Lesson 20 7.21 - Lecture sheets
 8.1 - Lesson 1 8.2 - Lesson 2 8.3 - Lesson 3 8.4 - Lesson 4 8.5 - Lesson 5 8.6 - Lecture sheets
 9.1 - Lesson 1 9.2 - Lesson 2 9.3 - Lesson 3 9.4 - Lesson 4 9.5 - Lesson 5 9.6 - Lesson 6 9.7 - Lesson 7 9.8 - Lesson 8 9.9 - Lesson 9 9.10 - Lesson 10 9.11 - Lecture sheets
 10.1 - Lesson 1 10.2 - Lesson 2 10.3 - Lesson 3 10.4 - Lesson 4 10.5 - Lesson 5 10.6 - Lesson 6 10.7 - Lesson 7 10.8 - Lesson 8 10.9 - Lesson 9 10.10 - Lesson 10 10.11 - Lesson 11 10.12 - Lesson 12 10.13 - Lecture sheets
 11.1 - Lesson 1 11.2 - Lesson 2 11.3 - Lesson 3 11.4 - Lesson 4 11.5 - Lesson 5 11.6 - Lesson 6 11.7 - Lesson 7 11.8 - Lesson 8 11.9 - Lesson 9 11.10 - Lesson 10 11.11 - Lesson 11 11.12 - Lesson 12 11.13 - Lesson 13 11.14 - Lesson 14 11.15 - Lecture sheets
 12.1 - Lesson 1 12.2 - Lesson 2 12.3 - Lesson 3 12.4 - Lesson 4 12.5 - Lesson 5 12.6 - Lesson 6 12.7 - Lecture sheets
 13.1 - Lesson 1 13.2 - Lesson 2 13.3 - Lesson 3 13.4 - Lesson 4 13.5 - Lesson 5 13.6 - Lesson 6 13.7 - Lesson 7 13.8 - Lesson 8 13.9 - Lesson 9 13.10 - Lecture sheets
 14.1 - Lesson 1 14.2 - Lesson 2 14.3 - Lesson 3 14.4 - Lecture sheets