A collection of five worksheets on negative numbers. There is a worksheet introducing negative numbers and four worksheets on addition, subtraction, multiplication and exponents of negative numbers. Detailed solutions are included.

A collection of three worksheets on numbers systems. One worksheet on converting numbers from the decimal system to systems with other bases and vice versa, one worksheet on converting numbers from the hexadecimal system to the decimal system bases and vice versa and one worksheet on converting binary numbers to decimal numbers and vice versa. Detailed solutions are included.

Four worksheets on order of operations. Two of them are elementary and the other two are more advanced. They contains exercises involving brackets, powers and the four basic operations between whole numbers. Solutions are included.

Three worksheets on negative and fractional indices . Detailed solutions are included.

Three worksheets on simplifying expressions and functions by using the rules of indices related to multiplication and division of powers with the same base, raising a power to another power and raising a product to a power. Detailed solutions are included. Good for A level students.

Three worksheets on simplifying expressions with indices. A practice on laws of indices, negative and fractional indices. Good for GCSE/IGCSE students. One of the worksheets contains harder questions on this topic. Detailed solutions are included.