а) 4.2 : 6.3 = 2/3б) 1 1/3 : 1 1/2 = 4/3 : 3/2 = 8/3в) (7.5 1.8 4.8) : (3.6 9.6 2.5) = 64.8 : 86.4 = 0.75г) (1.2 2.25 0.15) : (0.9 1.5 4.2) = 0.405 : 5.67 ≈ 0.0715
а) 4.2 : 6.3 = 2/3
б) 1 1/3 : 1 1/2 = 4/3 : 3/2 = 8/3
в) (7.5 1.8 4.8) : (3.6 9.6 2.5) = 64.8 : 86.4 = 0.75
г) (1.2 2.25 0.15) : (0.9 1.5 4.2) = 0.405 : 5.67 ≈ 0.0715