а) 8 1/2m = 3 2/3 1 1/118 1/2m = 11/3 12/118 1/2m = 48 1/2m = 4 1/2m = (4 1/2) / 8m = 9/4
б) y / 4/5 = 3 1/8 / 1 1/4y / 4/5 = 25/8 / 5/4y / 4/5 = 25/8 4/5y / 4/5 = 5y = 5 4/5y = 4
в) z / 3/4 = 3 1/9 / 4/9z / 3/4 = 28/9 / 4/9z / 3/4 = 7z = 7 * 3/4z = 21/4
а) 8 1/2m = 3 2/3 1 1/11
8 1/2m = 11/3 12/11
8 1/2m = 4
8 1/2m = 4 1/2
m = (4 1/2) / 8
m = 9/4
б) y / 4/5 = 3 1/8 / 1 1/4
y / 4/5 = 25/8 / 5/4
y / 4/5 = 25/8 4/5
y / 4/5 = 5
y = 5 4/5
y = 4
в) z / 3/4 = 3 1/9 / 4/9
z / 3/4 = 28/9 / 4/9
z / 3/4 = 7
z = 7 * 3/4
z = 21/4