This document provides instructions for an assignment in a quantitative reasoning course to practice using Microsoft Excel to solve problems involving percentages. The purpose is for students to learn Excel skills like calculating percentage increases/decreases and converting between decimals and percentages, which are useful skills for managers. The assignment involves completing 10 Excel exercises that calculate values like the length of a wall based on a scale drawing, amounts of different products purchased, costs of items, payroll amounts, interest calculations, increases and decreases expressed as percentages.