\frac { 2,1 \cdot 3,5 } { 9,9 } =
Evaluate
\frac{49}{66}\approx 0,742424242
Factor
\frac{7 ^ {2}}{2 \cdot 3 \cdot 11} = 0.7424242424242424
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\frac{7,35}{9,9}
Multiply 2,1 and 3,5 to get 7,35.
\frac{735}{990}
Expand \frac{7,35}{9,9} by multiplying both numerator and the denominator by 100.
\frac{49}{66}
Reduce the fraction \frac{735}{990} to lowest terms by extracting and canceling out 15.
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