48:36=12x4:12x3=4:3 0.3:0.02=0.3x50:0.02x50=15:1 5:1/4=4x5:4x1/4=20:1
4.5:0.9=(4.5÷0.9):(0.9÷0.9)=5:1 1/3:5/6=(1/3x6):(5/6x6)=2:5 2/3:10/9=(2/3x9/2):(10/9x9/2)=3:5
48:36=12x4:12x3=4:3 0.3:0.02=0.3x50:0.02x50=15:1 5:1/4=4x5:4x1/4=20:1
4.5:0.9=(4.5÷0.9):(0.9÷0.9)=5:1 1/3:5/6=(1/3x6):(5/6x6)=2:5 2/3:10/9=(2/3x9/2):(10/9x9/2)=3:5