Using BODMAS
6/4-[2/3][6/4-2/3]-4/5 = 6/4 -[2/3][(18-8)/12] - 4/5
= 6/4 -[2/3][10/12] - 4/5
= 6/4 -5/9 - 4/5
= (270-100-144)/180
= 13/90
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now