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You will receive the (hard copy) books in about two - three weeks. The books will be shipped by Amazon. The only difference is that if you order through us, you will get about 10% or more discount.

$79.95

 


50 Mathcounts Lectures (Volume 1)

Table of Contents

1. Logic    (Click here to see a sample file)                                                              1

2. Addition And Subtraction                                                                                      15

3. Multiplication and Division                                                                                    30

4. Parity                                                                                                                       47

5. Operations with Fractions                                                                                       62

6. Operations with Decimals                                                                                       81

7. Operations with Percents                                                                                        96

8. Pigeonhole Principle                                                                                               112

9. Converting Fractions, Decimals, and Percents                                                       125

10. Ratios and Proportions   (Click here to see a sample)                                        140

11. Perimeter and Area                                                                                               152

12. Counting Principles                                                                                               177

13. Exponents                                                                                                              195

14. Radicals                                                                                                                205

15. Place Value and Scientific Notation                                                                     222

16. Absolute Values                                                                                                    234

17. Order of Operations                                                                                              247

18. Simplifying Algebraic Expressions                                                                       256

Index                                                                                                                           271

 

50 Mathcounts Lectures (Volume 2)

19. Evaluating Algebraic Expressions                                                                 1

20. Divisibility                                                                                                                           14

21. Solving Equations                                                                                     32

22. Solving Inequalities                                                                                  46

23. Venn diagrams                                                                                          63

24. Combinatorics        (Click here to see a sample)                                         83

25. Angles and triangles                                                                                 104

26. Classification of triangles                                                                         115

27. Similar triangles                                                                                        130

28. Pythagorean Theorem                                                                               147

29. Quadrilaterals                                                                                            163

30. Trapezoids                                                                                                 177

31. Parallelograms                                                                                           191

32. Angle bisectors and medians                                                                    205

33. Triangular inequality                                                                                 218

34. Area Method                                                                                             227

35. Polygons                                                                                                   241

36. Circles                                                                                                       262

Index                                                                                                               283


50 Mathcounts Lectures (Volume 3)


37. Factors                                                                                                      1

38. Prime Numbers                                                                                         21

39. Least Common Multiples And Greatest Common Factors                      39

40. Methods Of Factoring                                                                              57

41. Venn Diagram 2                                                                                        74

42. Congruence                                                                                               86

43.  Last Digits                                                                                               108

44. Remainder                                                                                                 119

45. Coordinate System                                                                                   134

46. Lines And Equations                                                                                149

47. Systems Of Equations                                                                               174

48. Mean, Median, Mode, And Range                                                           198

49. Volume                                                                                                     220

50. Probability                                                                                                 247

Index                                                                                                               279

 

 
 

     
 
 
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