### Theory

 1 Rational expression and its reduction 2 Excluded value of a rational expression 3 Multiplication of rational expressions 4 Division of rational expressions 5 Addition of rational expressions 6 Subtraction of rational expressions

### Exercises

 1 Reduce the following expressions Difficulty: easy 3 2 Find the difference Difficulty: easy 3 3 Find the sum Difficulty: easy 2 4 Find the excluded valiue, if any Difficulty: easy 3 5 Divide the given expression Difficulty: easy 2 6 Multiply the given expression Difficulty: easy 2 7 Find the sum of the given expressions Difficulty: easy 3 8 Reduce the expression Difficulty: medium 3 9 Find the excluded value for the given expression Difficulty: medium 3 10 Find the excluded value Difficulty: medium 3 11 Find the product Difficulty: medium 3 12 Determine the sum Difficulty: medium 3 13 Divide the following Difficulty: medium 3 14 Find the difference between the given expressions Difficulty: medium 3 15 Simplify the expression Difficulty: medium 4 16 Subtract the following Difficulty: medium 4 17 Find the time consumed Difficulty: medium 3 18 Find the lowest form of the expression Difficulty: hard 4 19 Find the excluded value of the expression Difficulty: hard 4 20 Find the area of the triangle Difficulty: hard 4 21 Find the breadth Difficulty: hard 5 22 Find the polynomial Difficulty: hard 5 23 Find the value for the given expression Difficulty: hard 4 24 Divide the rational expressions Difficulty: hard 4 25 Prove the expression Difficulty: hard 4

### Tests

 1 Training test I Difficulty: medium 12 2 Training test II Difficulty: medium 11 3 Training test III Difficulty: medium 8

### Teacher content

 1 Methodical recommendation