Six worksheets on BIDMAS including introductory and harder exercises. Detailed solutions are provided. From https://mathamaniacs.com/

A bundle of 10 worksheets (with detailed solutions) on Number topics appropriate for GCSE students. Each worksheet contains questions for students of various abilities. The topics covered by these worksheets include: BIDMAS Adding Integers Subtracting Integers Multiplying Integers Dividing Integers Mixed Operations Between Fractions, Mixed Numbers and Whole Numbers Surds Rules of Indices: Multiplication and Division Fractional Indices Negative and Fractional Indices The pack is ideal for use in revision sessions or for individual study. The solutions provided are very clear and explanatory.

A collection of 5 worksheets on applying BIDMAS in numerical calculations. Detailed solutions are provided. From https://mathamaniacs.com/

Eight worksheets involving questions on various topics from the GCSE/IGCSE syllabus. From https://mathamaniacs.com/

A collection of three worksheets introducing students to calculus. The first two are on differentiating using the basic rules for functions that are powers of a variable or sums of powers of a variable. The third is on applications of differentiation and includes word problems. Detailed solutions are included.