This document provides a cheat sheet for common Excel formulas and functions including SUM, MIN, MAX, AVERAGE, and IF. It explains how to use the SUM formula to add multiple cells or two cells, and how the MIN and MAX functions find the smallest or largest value between a range of cells. It also shows how to calculate the average with AVERAGE and use conditional logic with the IF function. Absolute cell references are explained as including a $ sign before the cell letter and number.