x = 21/4 - 5 = 16/4 - 5 = 16/4 - 20/4 = -4/4 = -1
y = 100/(3 1/5) = 100/(16/5) = 100 * 5/16 = 500/16 = 125/4
z (1/100) = 0.1z = 0.1 100 = 10
x - 2 1/3 = 5/6x = 5/6 + 2 1/3 = 5/6 + 7/3 = 5/6 + 14/6 = 19/6
100y = 33 1/3y = (33 1/3) / 100 = 1/3
z / (1/10) = 2 2/9z = (2 2/9) * 10 = 20 + 20/9 = 200/9
x = 21/4 - 5 = 16/4 - 5 = 16/4 - 20/4 = -4/4 = -1
y = 100/(3 1/5) = 100/(16/5) = 100 * 5/16 = 500/16 = 125/4
z (1/100) = 0.1
z = 0.1 100 = 10
x - 2 1/3 = 5/6
x = 5/6 + 2 1/3 = 5/6 + 7/3 = 5/6 + 14/6 = 19/6
100y = 33 1/3
y = (33 1/3) / 100 = 1/3
z / (1/10) = 2 2/9
z = (2 2/9) * 10 = 20 + 20/9 = 200/9