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Express each of the following as a single fraction.
\n\n
To add or subtract two fractions, they must be expressed with a common denominator.
\nTo multiply two fractions, multiply the numerators and the denominators together.
\nTo divide two fractions, flip the second fraction upside down and then multiply.
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\nFor example, if you have $\\frac{1}{3}+\\frac{2}{11}$, the common denominator would be $33$, from $(3 * 11)$.
\n$\\frac{11+6}{33}$
\n$\\frac{17}{33}$
\n\nSimilarly, to subtract two fractions, express them with a common denominator.
\n$\\frac{1}{3}-\\frac{2}{11}$
\n$=\\frac{11-6}{33}$
\n$=\\frac{5}{33}$
\n\nTo multiply two fractions, multiply the numerators and denominators together.
\n$\\frac{1}{3} \\times\\frac{2}{11}$
\n$=\\frac{1\\times 2}{3\\times11}$
\n$=\\frac{2}{33}$
\n\nTo divide two fractions, flip the second fraction upside down and then follow the steps to multiply.
\n$\\frac{1}{3} \\div \\frac{2}{11}$
\n$=\\frac{1}{3} \\times \\frac{11}{2}$
\n$=\\frac{1\\times11}{3\\times2}$
\n$=\\frac{11}{6}$
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