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What is 7 7/8 minus 3 1/4

User Ihavprobs
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What is 7 7/8 minus 3 1/4=> 7 7/8 is a mixed number that needs to be converted to improper fraction.=> 8 * 7 = 56 + 7 = 63/8=> 3 1/4 is also a mixed number that needs to be converted to improper fraction.=> 4 * 3 = 12 + 1 = 13/4Now we have improper fractions.=> 63/8 - 13/4Notice that they dont have the same denominator. Let's find their LCD=> 63/8 - 13/4 = 63/8 - 26/8=> 37/8 or 4 .625
User Christian Nguyen
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