## Grade 5 Hong Kong School Math Co-Primes

#### Student Assignments

##### Create unlimited student assignments.

#### Online Practice

#### Online Tests

#### Printable Worksheets and Tests

Master this topic as part of

*Types of Numbers* 1.2.1. Successor of a Number

1.2.2. Predecessor of a Number

1.3.

*n*Digit Numbers 1.4. Place of a Digit

1.6.1. Addition of Large Numbers

1.6.2. Subtraction of Large Numbers

1.6.4. Division of Large Numbers

4.1.1. Finding Factors of a Number

4.1.5. Types of Numbers

4.1.5.1. Odd and Even Numbers

4.1.5.2. Prime and Composite Numbers

4.1.5.2.1. Definition

4.1.5.2.2. Composite Numbers

4.1.5.2.3. Prime Numbers

4.1.5.2.4. Properties of Composite and Prime

4.1.5.3. Twin Primes

4.1.5.4. Co-Primes

4.2.1. Test Divisibility by 2

4.2.2. Test Divisibility by 10

4.2.3. Test Divisibility by 9

4.2.4. Test Divisibility by 8

4.2.5. Test Divisibility by 7

4.2.6. Test Divisibility by 6

4.2.7. Test Divisibility by 5

4.2.8. Test Divisibility by 4

4.2.9. Test Divisibility by 3

4.2.10. Test Divisibility by 11

4.4. HCF and LCM

4.4.1. HCF (Highest Common Factor)

4.4.2. LCM (Lowest Common Multiple)

4.4.3. Properties of LCM and HCF

4.4.4. Word Problems on HCF and LCM

5. Fractions

5.2. Unit Fraction

5.4. Equivalent Fractions

5.6. Compare Fractions

5.7.1. Addition of Fractions

5.7.1.1. Addition of Like Fractions

5.7.1.2. Addition of Unlike Fractions

5.7.1.3. Addition of Mixed Fractions

5.7.2. Subtraction of Fractions

5.7.2.1. Subtraction of Like Fractions

5.7.2.2. Subtraction of Unlike Fractions

5.7.2.3. Subtraction of Mixed Fractions

5.8.1. Multiplication of Fractions

5.8.1.3. Use of 'OF'

5.8.2. Division of Fractions

6. Decimals

6.2.1.1. Addition of Decimals

6.2.1.2. Subtraction of Decimals

6.3.1.1. Convert Decimals to Proper Fractions

6.3.1.3. Convert Decimals to Mixed Fractions

6.4. Ordering Decimals

6.5. Comparing Decimals

6.9. Place Value Chart

6.10.1. Multiplication of Decimals

6.10.1.2. Multiplying a Decimal by a Whole Number

6.10.1.3. Multiplication of Two/Three Decimals

6.10.2. Division of Decimals

6.10.2.3. Division of a Decimal by a Whole Number

6.10.2.4. Division of a Decimal by a Decimal

6.10.2.5. Division of a Whole Number by a Decimal

7.1. Rounding Off Numbers

8. Measurement

8.1.2.1. Addition of Lengths

8.1.2.2. Subtraction of Lengths

8.1.3.1. Multiplication of Lengths

8.1.3.2. Division of Lengths

8.2.2.1. Addition of Weights

8.2.2.1.1. Addition of Weights in Grams and Milligrams

8.2.2.1.2. Addition of Weights in Kilograms and Grams

8.2.2.2. Subtraction of Weights

8.2.3.1. Multiplication of Weights

8.2.3.2. Division of Weights

9. Average

10. Percentage

11. Time

12. Money

12.1. Conversion of Money

12.1.1. Convert Dollars to Cents

12.1.2. Convert Cents to Dollars

12.2.1. Addition of Money

12.2.2. Subtraction of Money

13. Geometry

13.2. Angles

13.2.1. Introduction to Angles

13.2.4. Types of an Angle

13.3. Types of Lines

13.3.1. Parallel Lines

13.3.2. Perpendicular Lines

13.3.3. Intersecting Lines

13.3.4. Identifying the Type of Line

13.4. Set Squares

13.6. Triangles

13.7. Circle

13.7.1. Terms Related to a Circle

13.7.4. Concentric Circles

15. Volume

16. Data Handling

16.1. Pictographs

16.2. Bar Graphs

16.2.1. Drawing Bar Graphs

16.2.2. Interpreting Bar Graphs

16.3. Pie Charts

18. Problem solving

18.2. Word Problems

18.2.2. Multi-step word problems

18.2.2.1. Simple multi-step problems

18.2.2.4. Miscellaneous problems

19. Number sequences

20. Coordinate plane

21.4. Solve the equations

21.4.1. With whole numbers

22.1. Revisiting concepts

24.1. Revisiting concepts

24.3. Lines & its type

24.4. Various angles

24.6. Properties of polygons

24.8. Parts of a circle