5. The Negative Exponent Rule

Video: https://www.youtube.com/watch?v=gNhVocsgQiE

Mathisfun Quiz: http://www.mathsisfun.com/algebra/negative-exponents.html

Mixed Practice with Negatives: http://www.regentsprep.org/regents/math/algtrig/ato1/posnegzprac.htm

Another Video: https://www.youtube.com/watch?v=wvjixzHKyqU

Quiz: http://teachers.henrico.k12.va.us/math/hcpsalgebra1/Documents/examviewweb/ev7-1.htm

Gizmos: https://www.explorelearning.com/index.cfm?method=cResource.dspDetail&ResourceID=305