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19 Cards in this Set
- Front
- Back
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What is a mixed number?
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A mixed number is the sum of a whole number and a fraction.
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What is a improper fraction?
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A improper fraction is one in which the numerateor is not less than the denominator.
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What is a proper fraction?
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A proper fraction is one in which thr numeratopr is not less tha the denominator.
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How do you simplify a fraction?
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Eliminate all common factors other than 1 in the numerator and the denominator.
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What do you call a product of a problem?
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A product is a multiplication problem.
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What is a reciprocal?
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A reciprocal is two fractions that have a product of 1.
Example: 2/3 is the reciprocal of 3/2. |
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What is a quotient?
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A quotient is a answer to a division exercise.
Example: quotient of 33 and 3 is 11. |
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How do you find the reciprocal of a fraction?
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Interchange the numerator and the denominator.
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How do you devide fractions?
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Multiply the first fraction by the reciprocal of the divisor, that is invert and multiply.
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How do you multiply mixed numbers and whole numbers?
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1. Change to improper fractions.
2. Simplify and multiply. |
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How do you divide mixed numbers and whole numbers?
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1. Change to improper fractions.
2. Divide. |
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How do you add fractions?
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1. Add the numerators.
2. Write the sum over the common denominator. |
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How do you add unlike fractions?
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1. Build the fractions so they have a common denominator.
2. Add and simplify. |
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HOw do you add mixed numbers?
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1. Add the whole numbers.
2. Add the factions. If the sum of the fractions is more than 1, change the fraction to a mixed number and add again. 3. Simplify. |
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How do you subtract fractions?
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1. Build each fraction to a common denominator.
2. Subtract the numerators and write the difference over the common denominator. 3. Simplify. |
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How do you subtract mixed numbers.
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1. Build the fractions so they have a common denominator.
2. SUbtract the fractions. If the fractions cannot be suntracted, rename the first mixed number by borrowing 1 from the whole number part to add to the fraction part. 3. Subtract the whole numbers. 4. Simplify. |
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What is the mean or Average in a fraction?
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It is a set of numbers that is a sum of the set of numbers divided by the total number of the numbers in the set.
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What is the order of operations for fractions?
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1. Parentheses: Do the operations within grouping symbols first(parentheses,fraction bar and so on.)
2. Exponents: Do the operations indicated by exponents. 3. Multiply and divide: do only mult and div as they appear from left to right. 4. Add and Subtract: Do addition and subtraction as they appear from left to right. |
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How do you find the Average of a set of fractions?
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1. Add the numbers.
2. Divide the sum by the number of the numbers in the set. |
