(7*5):35*1+(4*0+20):5-0*36:2
(7*5):35*1+(4*0+20):5-0*36:2= =35:35·1+(0+20):5-0:2= =1·1+(20):5-0=1+4-0=5
(7*5):35*1+(4*0+20):5-0*36:2= 5.5