Three worksheets on direct and inverse proportion. The problems require to determine whether two variables are in direct proportion, inverse proportion or neither given a table of values, calculate the constant of proportionality using the given information and then use the resulting equation to calculate the value of the one of the two variables given the value of the other. Detailed solutions are included. From https://mathamaniacs.com/

Four worksheets on balancing equations involving addition, subtraction, multiplication and division. Solutions are included. From https://mathamaniacs.com/

Three worksheets on factorising quadratics including the cases of factorising by taking a common factor, factorising perfect squares, factorising difference of two squares and factorising quadratics with the coefficient of the square being 1 or greater. Detailed solutions are provided. From https://mathamaniacs.com/

Three worksheets about simplifying algebraic fractions by cancelling the common factors of numerator and denominator. It involves factorisation of trinomials using perfect squares and difference of two squares. Detailed solutions are provided. Good practise for GCSE/IGCSE students. From https://mathamaniacs.com/

Three worksheets on finding the appropriate multiplier to calculate a percentage of an amount, increase or decrease an amount by a percentage and using the multiplier to increase or decrease an amount. Solutions are included. From https://mathamaniacs.com/

Three worksheets on set notation: belongs to, does not belong to, union, intersection, empty set, complement of a set, number of elements of a set etc. Detailed solutions are included. From https://placeformath.blogspot.com.cy/p/worksheet-shop.html