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1.62 MB | 32 pages
Percents 4 - Finding a Number When a Percent of It Is Known teaches the students how solve this kind of percent problem through two methods: algebra and the box method. Both of these are based on using proportion. There is a title slide, focus slide, objective, step-by-step demonstrations, guided practice, checking for understanding, problem solving with word problems, and a reward slide at the end. For best results, students should have white boards and dry erase markers. You may be interested in the following related powerpoint lessons: