A = 2 + ( 8 / ( 171 / 19 + 5 / 19 )
A = 2 + ( 8 / (176 / 19))
A = 2 + ( 8 x 19 / 1 x 176 )
A = 2 + ( 152 / 176 )
A = 352 / 176 + 152 / 176
A = 504 / 176
A = 126 / 44
A = 63 / 22
B = 1 + ( 3/24 + 18/24 - 2/24) / (10/12 + 4/12 + 24/12)
B = 1 + ( 19/24 ) / (38/12)
B = 1 + (19x12) / (24x38)
B = 1 + (228/912)
B = 912 / 912 + 228 / 912
B = 1140 / 912
B = 190 / 152
B = 95 / 76
B = 5/4
C = 5/12 / (56/45 - 5/6)
C = 5/12 / (112/90 - 75/90)
C = 5/12 / 37/90
C = (5x90) / (12x37)
C = 450 / 444
C = 75 / 74
