17/5-2=7/5
12/13x26/60=2x1/5=2/5
5/12:10=5/120=1/24
\(\dfrac{17}{5}-2=\dfrac{7}{5};\dfrac{12}{13}x\dfrac{26}{60}=\dfrac{2}{5};\dfrac{5}{12}:10=\dfrac{1}{24}\)
\(\dfrac{17}{5}-2=\dfrac{17}{5}-\dfrac{10}{5}=\dfrac{7}{5};\dfrac{12}{13}\times\dfrac{26}{60}=\dfrac{2}{5};\dfrac{5}{12}:10=\dfrac{5}{12}\times\dfrac{1}{10}=\dfrac{1}{24}\)
17/5 - 2
= 17/5 - 10/5
= 7/5
12/13 x 26/60
= 2/5
5/12 : 10
= 5/12 x 1/10
= 1/24