A collection of 4 worksheets on the following: finding the percentage of a quantity without the use of a calculator, expressing one quantity as a percentage of another, increasing or decreasing an amount by a percentage and finding the percentage change given the initial and final amounts. Detailed solutions are included.

A collection of three worksheets. One worksheet on finding the equation of a line that passes through a given point and is perpendicular to a given line and two worksheets on finding the equation of a line that passes through a given point and is parallel to a given line. Detailed solutions are included. From https://mathamaniacs.com/

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 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://placeformath.blogspot.com/p/worksheet-shop.html