Three worksheets on converting times between the 12-hour and the 24-hour clock. Solutions are included.

Three worksheets on finding missing numbers in calculations involving subtraction with integers. Solutions are included.

Three worksheets on finding missing numbers in calculations involving addition and subtraction with integers. Solutions are included.

Three worksheets on conversions between mm, cm, m and km and between mg, g and kg. Solutions are provided.

A collection of four worksheets on ordering and comparing integers, adding and subtracting integers. Detailed solutions are included.

A collection of three worksheet on powers: two introductory worksheet on the notion of a power with exercises that require converting products to powers and vice versa, writing given numbers as powers in multiple ways and evaluating given powers and a worksheet on evaluating exponents. Solutions are included.

Three worksheets on factorials. The exercises require to evaluate expressions involving factorials, simplify expressions with factorials and solve equations involving factorials. Detailed solutions are included.