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Chapter I
Divisibility of numbers (with review)
1
Review. Divisors and multiples
Lessons 1–2
2
Divisibility tests: 10, 5, 2, 9 and 3
Lessons 3–4
3
Prime and composite numbers. Prime factors
Lessons 5–6
4
GCD, LCM and coprime numbers
Lessons 7–8
Chapter II
Adding and subtracting fractions with different denominators
5
The basic property of fractions and reducing fractions
Lessons 9–10
6
Common denominators and comparing fractions
Lessons 11–12
7
Fractions with different denominators and mixed numbers: adding and subtracting
Lessons 13–14
Chapter III
Multiplying and dividing fractions
8
Multiplying fractions and finding a part of a number
Lessons 15–16
9
The distributive law and reciprocal numbers
Lessons 17–18
10
Dividing fractions and finding a number from its part
Lessons 19–20
Chapter IV
Ratio and proportion
11
Ratio, proportion and its basic property
Lessons 21–22
12
Problems with proportions. Direct and inverse proportionality
Lessons 23–24
13
Applications of proportion and scale
Lessons 25–26
Chapter V
Positive and negative numbers. Integers
14
Positive and negative numbers. The coordinate line
Lessons 27–28
15
Opposite numbers, modulus and comparing numbers
Lessons 29–30
Chapter VI
Adding and subtracting positive and negative numbers
16
Adding on the number line and adding negative numbers
Lessons 31–32
17
Adding numbers with different signs and subtracting numbers
Lessons 33–34
Chapter VII
Multiplying and dividing positive and negative numbers
18
Multiplying and dividing positive and negative numbers
Lessons 35–36
19
Rational numbers, powers, square roots and repeating decimals
Lessons 37–38
Chapter VIII
Solving equations
20
Removing brackets, coefficients and linear equations
Lessons 39–40
21
Equations with fractional coefficients
Lessons 41
Chapter IX
Data
22
Tables and diagrams
Lessons 42–43
23
Data analysis and elements of combinatorics
Lessons 44–45
24
The multiplication rule of combinatorics
Lessons 46
Chapter X
Geometry
25
The triangle: kinds, perimeter and area
Lessons 47–48
26
Calculating areas on squared paper
Lessons 49–50
27
Circumference of a circle and area of a disc
Lessons 51
Final review
28
Review: divisibility and fractions with different denominators
Lessons 52–53
29
Review: multiplying and dividing fractions
Lessons 54
30
Review: ratio and proportion
Lessons 55
31
Review: operations with positive and negative numbers
Lessons 56–57
32
Review: solving equations
Lessons 58
33
Review: data and combinatorics
Lessons 59
34
Review: geometry
Lessons 60
☰ Contents · Mathematics
Grade 6
›
Mathematics
›
Week 11
Ratio, proportion and its basic property
Lessons 21–22 · 2 lessons · M.A. Mirzaahmedov, A.A. Rahimqoriyev, Sh.N. Ismailov, M.A. To‘xtaxodjayeva. Mathematics Grade 6, 2nd edition. O‘qituvchi NMIU, Tashkent, 2017
Lesson 21
Lesson 22
Quiz
8
Homework
5
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