6,8 \div 4,2
Evaluate
\frac{34}{21}\approx 1,619047619
Factor
\frac{2 \cdot 17}{3 \cdot 7} = 1\frac{13}{21} = 1.619047619047619
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\frac{68}{42}
Expand \frac{6,8}{4,2} by multiplying both numerator and the denominator by 10.
\frac{34}{21}
Reduce the fraction \frac{68}{42} to lowest terms by extracting and canceling out 2.
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