Shop.TutorMeMath.net. This video by Fort Bend Tutoring shows the process of finding the LCD (Least Common Denominator) or LCM (Least Common Multiple). Two techniques are shown and 8 examples worked including finding the LCD with algebraic expressions.
Ovulation Calendar. An ovulation calendar can help you to determine when you are most fertile and most likely to get pregnant. Calendars. The two calendars linked below will help you track your ovulation so you can estimate when you are most fertile. For women who have a 28-32 day menstrual cycle, ovulation can take place between days 11 through 21. Remember this is just an average of days that ovulation could take place since every woman's cycle is different.
Ovulation usually occurs between day 11 and day 21. Each woman ovulates on her own schedule. You've probably heard that ovulation occurs on Day 14 of your cycle, but that's not necessarily true. In fact, even women with 28-day menstrual cycles don't always ovulate on Day 14. One study found that fewer than 10 percent of women with 28-day cycles were ovulating on Day 14. Usually, when a woman says she is ovulating, she's referring to the especially fertile period of two to three days that precede ovulation.