A collection of three worksheets. Two worksheets on changing the base of a given logarithm and evaluating or simplifying expressions by changing the base of a logarithm and one worksheet on using the three basic laws of logarithms (adding logarithms with the same base, subtracting logarithms with the same base and simplifying the logarithm of a power). Solutions are included.

Three worksheets, one on each of the following: mean, mode and median of a data set. Solutions are included.

A collection of three worksheets. Two worksheets on expanding perfect squares and evaluating expressions involving differences of two squares and one worksheet on these identities plus the identity for perfect cubes. Solutions are included.

Three worksheets on algebraic identities. A worksheet on expanding and simplifying expressions using the identities for the square of a sum or a difference of two terms. A worksheet on expanding and simplifying expressions using the identity (a+b)(a-b). And a worksheet on expanding and simplifying expressions using the identities for the cube of a sum or a difference of two terms. Solutions are included.