This video shows how to use 9 math templates on the TI-84 and TI-84 CE graphing calculators. Included are: absolute value, sigma notation, numerical derivative, evaluate a definite integral, logs to bases other than e and 10, nth roots, permutations, combinations, factorial. To obtain a pdf with screenshots and step-by-step directions, go to bit.ly/ti84tips Time: 6 min 10 sec