That would be 1/5 in simplest form you can divide both numbers by 12 and when you do you get 1/5. Hope this helps!
10+(-2)=10-2
Therefore 10-2=8
430,500/ 750,000 = 0.574
0.574 x 100 = 57.4 %
100%-20%=80%
25×80%=20. As a result, Kyle pays $20 for the shirt. Hope it help!