Đáp án:
75,65 : 5=15,13
162,24 : 12=13,52
34,75 :18=1,930555...
73,44:60=1,224
79,5 : 75=1,06
Giải thích các bước:
75,65:5=7565/100:5=15,13
162,24:12=16224/100:12=338/25=13,52
34,75:18=3475/100:18=139/72=1,930555...
73,44:60=7344/100:60=153/125=1,224
79,5:75=795/10:75=53/50=1.06