[" (1.) "sing" appropriate properties find."],[qquad (vec n)-(2)/(3)times(3)/(5)+(5)/(2)-(3)/(5)times(1)/(6)]

-(3)/(5)times(3)/(5)+(5)/(2)-(3)/(5)times(1)/(6)

Using appropriate properties find -(2)/(3)times(3)/(5)+(5)/(2)-(3)/(5)times(1)/(6)

Using appropriate properties find. (i) -(2)/(3)times(3)/(5)+(5)/(2)-(3)/(5)times(1)/(6) (ii) (2)/(5)times(-(3)/(7))-(1)/(6)times(3)/(2)+(1)/(14)times(2)/(5)

Using appropriate properties find : (2)/(3) xx (3)/(5) + (5)/(2) - (3)/(5) xx(1)/(6)

Using appropriate properties find (-(2)/(3))*((3)/(5))+((5)/(2))-((3)/(5))*((1)/(6))

Using appropriate properties find. -frac(2)(3)xx frac(3)(5) + frac(5)(2) -frac(3)(5) xx frac(1)(6)

Using appropriate properties, find (2)/(3)xx (-5)/(7) +(7)/(3) +(2)/(3) xx (-2)/(7) .

Using appropriate properties find : -2/3xx3/5+5/2-3/5xx1/6