Are having trouble remembering what to do with the signs when you multiply or divide positive and negative numbers? Maybe this little tune will help. It is sung to the tune of "Happy Days Are Here Again." Here are the words: "When multiplying different signs, it's negative; now keep in mind, when multiplying signs the same, positive it will remain."
This is a podcast for Mrs. Penner's 8th grade math class. She explains the expectations she has for behavior in her classroom and gives a few suggestions for what to do if you need help on your homework.