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4/25 - 120%= 4/25 - 1 20/100
(0-1) + (4/25 - 20/100)
(0-1) + (16/100 - 20/100)
1 + 4/100 : 4 = 1 1/25
4,5 X 1 1/25=
4 5/10 X 1 1/25= 45/10 X 26/25=
1170/250 =4 170/250:2= 85/125:5=4 17/25
3 7/20 + 4 17/25=
(3+4) + (7/20+17/25)
(3+4) +(35/100+75/100)
7+110/100 = 1 10/100
8 10/100 : 10= 8 1/10