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5 3/5:3 1/2 = 5 1/4: 2х

5 3/5:3 1/2 = 5 1/4: 2х28/5 : 7/2 = 21/4 : 2х2х = (21/4* 7/2 )/ (28/5)х=21*7*5/(4*2*2*28)=735/448=(7*105)/(7*64) = 105/64

5 3/5:3 1/2 = 5 1/4: 2х28/5 : 7/2 = 21/4 : 2х2х*28/5  = 21/4* 7/2х=21*7*5/(4*2*2*28)=735/448

5ц 3/5:3ц 1/2 = 5ц 1/4: 2х28/5 :7/2=21/4:2х28/5*2/7=21/4*1/2х8/5=21/8хх=21/8:8/5=21/8*5/8=105/64=1 ц  41/64