Answer :
[tex]\dfrac{24}{40}=\dfrac{24:2}{40:2}=\dfrac{12}{20}\\\\\dfrac{24}{40}=\dfrac{24:4}{40:4}=\dfrac{6}{10}\\\\\dfrac{24}{40}=\dfrac{24:8}{40:8}=\dfrac{3}{5}\\\\\dfrac{24}{40}=\dfrac{24\cdot2}{40\cdot2}=\dfrac{48}{80}\\\vdots[/tex]
[tex]\dfrac{24}{40}=\dfrac{24:2}{40:2}=\dfrac{12}{20}\\\\\dfrac{24}{40}=\dfrac{24:4}{40:4}=\dfrac{6}{10}\\\\\dfrac{24}{40}=\dfrac{24:8}{40:8}=\dfrac{3}{5}\\\\\dfrac{24}{40}=\dfrac{24\cdot2}{40\cdot2}=\dfrac{48}{80}\\\vdots[/tex]