Support your knowledge of this topic by looking at these guides on Lowest Common ... denominator. The LCM of 5 and 4 is 20, this is the denominator. Dividing by fractions. Dividing by a number ...
The denominators ... common denominator. If the sum of two fractions gives an answer over 1 (an improper fraction), the calculation is completed by changing the improper fraction to a mixed number ...
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