4,9 \times 8 + 14,9 : 0,5
Evaluate
69
Factor
3\times 23
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39,2+\frac{14,9}{0,5}
Multiply 4,9 and 8 to get 39,2.
39,2+\frac{149}{5}
Expand \frac{14,9}{0,5} by multiplying both numerator and the denominator by 10.
\frac{196}{5}+\frac{149}{5}
Convert decimal number 39,2 to fraction \frac{392}{10}. Reduce the fraction \frac{392}{10} to lowest terms by extracting and canceling out 2.
\frac{196+149}{5}
Since \frac{196}{5} and \frac{149}{5} have the same denominator, add them by adding their numerators.
\frac{345}{5}
Add 196 and 149 to get 345.
69
Divide 345 by 5 to get 69.
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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