Simplify the rational no. `-3 + 1/8 +2/5`

Simplify the following ratios: (a) 1/6:1/8 (2) 2 1/3 : 3 1/2 c. 5/6: 3/8: 3 3/4

Simplify the following ratios: 5/6:3/8: 3 3/4

Simplify: 8 + 3 - ( 5/2xx1/3) of 12/5+4/3xx3/8

Simplify: 5/8-2/9

3. Find a rational number between (1) 3/8 and 2/5 (ii) 1.3 and 1.4

The difference between the largest and the smallest of the rationals, (5)/(8), (7)/(12), (1)/(3), (2)/(5) , is

Simplify the following: (-5i)((1)/(8)i)