Жанасбаева Ұ.Б., Математикадан мәтіндік есептер (5-6 сынып), 2017
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Жанасбаева Ұ.Б.
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Жанасбаева Ұ.Б., Математикадан мәтіндік есептер (5-6 сынып), 2017
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Entries
36
Introduction
Theory
Page 5
1. Natural numbers
Theory
Page 6
1.1. Addition and subtraction of natural numbers
Problem
Page 6
1.2. Multiplication and division of natural numbers
Problem
Page 8
1.3. Problems involving parts
Problem
Page 10
1.4. Finding two numbers from their sum and difference
Problem
Page 11
1.5. Motion problems
Problem
Page 12
1.6. Various problems
Problem
Page 15
2. Fractions
Theory
Page 20
2.1. Finding a fraction of a number and a number from its fraction
Problem
Page 20
2.2. Addition and subtraction of common fractions
Problem
Page 22
2.3. Multiplication and division of common fractions
Problem
Page 24
2.4. Joint work problems
Problem
Page 26
3. Percentages
Theory
Page 28
3.1. Finding a percentage of a number
Problem
Page 28
3.2. Finding a number from its percentage
Problem
Page 29
3.3. Advanced percentage problems
Problem
Page 31
4. Equations
Theory
Page 36
4.1. Problems solved using equations
Problem
Page 36
4.2. Advanced problems solved using equations
Problem
Page 39
5. Proportions
Theory
Page 40
5.1. Ratios
Theory
Page 40
5.2. Finding the percentage ratio of two numbers
Problem
Page 42
5.3. Division in a given ratio
Problem
Page 45
5.4. Proportion. Fundamental property of proportions
Theory
Page 49
5.5. Solving percentage problems using proportions
Problem
Page 53
5.6. Direct and inverse proportion problems
Problem
Page 55
5.7. Scale
Theory
Page 65
5.8. Circle. Disk. Sphere
Theory
Page 67
6. Set and its elements. Subset
Theory
Page 69
6.1. Intersection and union of sets
Theory
Page 71
7. Advanced river motion problems
Problem
Page 73
8. Various problems
Problem
Page 76
9. Answers
Answer
Page 84
References
Other
Page 124
Contents
Other
Page 125
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