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Lesson 4 (fractions).notebook
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April 27, 2015
SolvingEquationswithFractions
Theeasiestwaytosolveequationswhichcontainfractionsistoeliminatethedenominator. Ifwecangetridofallthefractions,theequationwillbeeasiertosolve.
Practice:Multiplyeachfractionbyawholenumber.(Thewholenumbermustbeamultipleofthedenominator.)
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To solve equations containing fractions, multiply each term by the whole number you choose. This whole number MUST BE A COMMON DENOMINATOR for all the fractions in the equations.
Examples: Solve each equation – by eliminating the denominator first.
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Verify:
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Verify:
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6. Another strategy is to
cross multiply.
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Why can't you use cross multiplication for an equation like?
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Complete Practice in Booklet
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Practice in Booklet Page 13
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Practice in Booklet Page 13
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Practice in Booklet Page 13
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