Evaluate
\frac{17m}{80}
Differentiate w.r.t. m
\frac{17}{80} = 0.2125
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\frac{5\times 5m}{80}-\frac{8m}{80}
To add or subtract expressions, expand them to make their denominators the same. Least common multiple of 16 and 10 is 80. Multiply \frac{5m}{16} times \frac{5}{5}. Multiply \frac{m}{10} times \frac{8}{8}.
\frac{5\times 5m-8m}{80}
Since \frac{5\times 5m}{80} and \frac{8m}{80} have the same denominator, subtract them by subtracting their numerators.
\frac{25m-8m}{80}
Do the multiplications in 5\times 5m-8m.
\frac{17m}{80}
Combine like terms in 25m-8m.
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Limits
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