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Solving Proportions Without Cross-Multiplying

Students solve equations of the form A/B = C/D by doing the same thing to both sides of the equation, such as multiplying both sides by an appropriate value. They apply a previously learned concept in a new situation instead of learning a trick.

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Concepts

Resource Details

Grade
8th - 12th
Subjects
Math
1 more...
Resource Type
Lesson Plans
Duration
1 hr
Instructional Strategy
Skills Practice