UPSKILL MATH PLUS

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### Theory

 1 Conversion of algebraic expression into tree diagram 2 Conversion of tree diagram into numerical expression

### Textbook Questions

 1 Two mark example problems I Difficulty: easy 4 2 Two mark example problems II Difficulty: easy 4 3 Two mark example problems III Difficulty: easy 4 4 Two mark exercise problems I Difficulty: easy 4 5 Two mark exercise problems II Difficulty: easy 4 6 Two mark exercise problems III Difficulty: easy 4 7 Two mark exercise problems IV Difficulty: easy 4 8 Two mark exercise problems V Difficulty: easy 4 9 Two mark exercise problems VI Difficulty: easy 4 10 Two mark exercise problems VII Difficulty: easy 6 11 Three mark example problems I Difficulty: medium 6 12 Three mark example problems II Difficulty: medium 6 13 Three mark example problems III Difficulty: medium 3 14 Three mark example problems IV Difficulty: medium 6 15 Three mark example problems V Difficulty: medium 3 16 Three mark exercise problems I Difficulty: medium 6 17 Three mark exercise problems II Difficulty: medium 6 18 Three mark exercise problems III Difficulty: medium 6 19 Three mark exercise problems IV Difficulty: medium 6 20 Three mark exercise problems V Difficulty: medium 3 21 Three mark exercise problems VI Difficulty: medium 6 22 Three mark exercise problems VII Difficulty: medium 6 23 Four mark example problems I Difficulty: hard 8 24 Four mark example problems II Difficulty: hard 8 25 Four mark example problems III Difficulty: hard 4 26 Four mark exercise problems I Difficulty: hard 4 27 Four mark exercise problems II Difficulty: hard 8 28 Four mark exercise problems III Difficulty: hard 8 29 Four mark exercise problems IV Difficulty: hard 0 30 Four mark exercise problems V Difficulty: hard 8

### Practice Questions

 1 Convert the tree diagram Difficulty: easy 1.5 2 Say true or false Difficulty: easy 1 3 Convert tree diagrams into algebraic expressions Difficulty: easy 1 4 Choose the correct answer Difficulty: medium 2 5 Find the age Difficulty: medium 2 6 Select the suitable choice Difficulty: medium 2 7 Find the numeric expression Difficulty: medium 2 8 Calculate the savings Difficulty: hard 4 9 Find the expenses Difficulty: hard 4 10 Answer the questions Difficulty: hard 4

### Key Questions for School Exam Preparation

 1 Draw the tree diagram for the numerical expression Difficulty: easy 2 2 Find the algebraic expression Difficulty: medium 3 3 Find the numerical expression and tree diagram Difficulty: hard 4 4 Convert the expression into tree diagram Difficulty: hard 4

### Teacher manual

 1 Methodical recommendation