A collection of three worksheets on the following: Adding integers with the same signs Adding integers with different signs Adding integers with the same or different signs Solutions are included.

A collection of three worksheets on the following topics: Sine Rule Cosine Rule Area of a Triangle Using The Sine Formula Detailed solutions are included.

A collection of four worksheets on operations with positive and negative numbers. Detailed solutions are included.

A collection of three worksheets on the following topics: angle sum and difference trigonometric identities for sine and cosine angle sum and difference trigonometric identities for tangent and cotangent double angle identities for sine, cosine, tangent and cotangent The exercises require to use the identities to find the value of given expressions and to prove other trigonometric identities. Detailed solutions are included.

Five worksheets for Year 9 students on the following topics: Algebra Expanding brackets Expanding brackets and factorising Expanding the product of two brackets Factorising expressions containing powers Detailed solutions are included.

Five worksheets for Year 9 students on the following topics: Fractions and mixed numbers Adding and subtracting fractions and mixed numbers Multiplying fractions Multiplying mixed numbers Dividing fractions and mixed numbers Detailed solutions are included.

Eight worksheets for Year 9 students on the following topics: Calculating the original value Percentage increases and decreases Simple interest Equations with brackets Equations with fractions Factorising algebraic expressions Multiplying out brackets Rearranging formulae Detailed solutions are included.