Primary & Middle School Mathematics

Grade 1 (Age 6–7)

1. 1 Counting to 20 9 道带解答的练习
2. 2 Addition: First Steps 9 道带解答的练习
3. 3 Subtraction: First Steps 9 道带解答的练习
4. 4 Numbers to 100 9 道带解答的练习
5. 5 Shapes and Space 9 道带解答的练习
6. 6 Measuring and Time 9 道带解答的练习

Grade 2 (Age 7–8)

1. 7 Numbers to 1000 10 道带解答的练习
2. 8 Addition with Carrying 10 道带解答的练习
3. 9 Subtraction 10 道带解答的练习
4. 10 Multiplication: First Steps 10 道带解答的练习
5. 11 Shapes and Solids 10 道带解答的练习
6. 12 Money and Measures 10 道带解答的练习
7. 13 Solving Problems 10 道带解答的练习

Grade 3 (Age 8–9)

1. 14 Numbers up to 10 000 11 道带解答的练习
2. 15 Addition and Subtraction 11 道带解答的练习
3. 16 Multiplication 12 道带解答的练习
4. 17 Sharing and Division 11 道带解答的练习
5. 18 Shapes and Right Angles 11 道带解答的练习
6. 19 Measuring 11 道带解答的练习
7. 20 Solving Problems 11 道带解答的练习

Grade 4 (Age 9–10)

1. 21 Large Numbers 11 道带解答的练习
2. 22 Multiplying Larger Numbers 11 道带解答的练习
3. 23 Division 11 道带解答的练习
4. 24 First Fractions 11 道带解答的练习
5. 25 Tenths and Hundredths 11 道带解答的练习
6. 26 Lines and Polygons 11 道带解答的练习
7. 27 Symmetry 11 道带解答的练习
8. 28 Measures and Perimeter 11 道带解答的练习

Grade 5 (Age 10–11)

1. 29 Decimal Numbers 11 道带解答的练习
2. 30 Computing with Decimals 11 道带解答的练习
3. 31 Fractions as Numbers 11 道带解答的练习
4. 32 Division and Multiples 11 道带解答的练习
5. 33 Geometric Constructions 11 道带解答的练习
6. 34 Perimeter and Area 11 道带解答的练习
7. 35 Cubes and Boxes 10 道带解答的练习
8. 36 Problems and Charts 11 道带解答的练习

Grade 6 (Age 11–12)

1. 37 Whole Numbers 12 道带解答的练习
2. 38 Decimal Numbers 12 道带解答的练习
3. 39 Fractions: First Steps 12 道带解答的练习
4. 40 Lines, Circles and Angles 12 道带解答的练习
5. 41 Triangles and Quadrilaterals 12 道带解答的练习
6. 42 Axial Symmetry 12 道带解答的练习
7. 43 Perimeter, Area, Volume 12 道带解答的练习
8. 44 Proportionality and Data 12 道带解答的练习

Grade 7 (Age 12–13)

1. 45 Priorities of Operations 11 道带解答的练习
2. 46 Negative Numbers 12 道带解答的练习
3. 47 Fractions: Comparing and Adding 12 道带解答的练习
4. 48 Literal Expressions 11 道带解答的练习
5. 49 Proportionality 11 道带解答的练习
6. 50 Organizing Data 11 道带解答的练习
7. 51 Triangles and Angles 11 道带解答的练习
8. 52 Central Symmetry and Parallelograms 11 道带解答的练习
9. 53 Areas and Volumes 12 道带解答的练习

Grade 8 (Age 13–14)

1. 54 Multiplying Negative Numbers 11 道带解答的练习
2. 55 Fractions: All Four Operations 12 道带解答的练习
3. 56 Powers 11 道带解答的练习
4. 57 Literal Calculation and Equations 12 道带解答的练习
5. 58 The Pythagorean Theorem 11 道带解答的练习
6. 59 Midpoints and Parallels 9 道带解答的练习
7. 60 The Right Triangle and the Cosine 11 道带解答的练习
8. 61 Proportionality, Speed and Averages 11 道带解答的练习
9. 62 Pyramids and Cones 11 道带解答的练习

Grade 9 (Age 14–15)

1. 63 Fractions and Powers 10 道带解答的练习
2. 64 Arithmetic: Divisors and Prime Numbers 10 道带解答的练习
3. 65 Square Roots 10 道带解答的练习
4. 66 Algebra and Equations 10 道带解答的练习
5. 67 Linear and Affine Functions 10 道带解答的练习
6. 68 Thales’ Theorem 9 道带解答的练习
7. 69 Trigonometry in the Right Triangle 9 道带解答的练习
8. 70 Solids and Volumes 9 道带解答的练习
9. 71 Statistics and Probability 9 道带解答的练习

共 71 个章节——目前已有 71 个可在线阅读，更多章节正陆续发布。完整的书已经以 可在线阅读的免费 PDF 形式提供。