4(4)/(5)-:(3)/(5)quad 065+(4)/(5)times(3)/(10)-(1)/(5)

4(4)/(5)-:(3)/(5) of 5+(4)/(5)xx(3)/(10)-(1)/(5)

(4)/(5)times((-2)/(3))-(2)/(5)times(1)/(3)+(3)/(5)times(4)/(5)=

(3(1)/(4)-(4)/(5)(5)/(6))/(4(1)/(3)+(1)/(5)-((3)/(10)+21(1)/(5)))=?

solve it : (ii) (-3)/(5)times(-3)/(5)times(-3)/(5)times(-3)/(5) (iii) (-9)/(2)times(4)/(2)times(-4)/(2)times(-4)/(2)times(-4)/(2)times(-4)/(2) (iv) (-5)/(3)times(-5)/(3)times(-5)/(3)times(-5)/(3) (v) (-6)/(2)times(-6)/(2)times(-6)/(2)times(-6)/(2)times(-6)/(2)

(3(1)/(4)-(4)/(5) "of"(5)/(6))/(4(1)/(3)-: (1)/(5)-((3)/(10)+21(1)/(5)))

(2^((1)/(2))xx3^((1)/(3))xx4^((1)/(4)))/(10^(-(1)/(5))xx5^((3)/(5)))-:(3^((4)/(3))xx5^(-(7)/(5)))/(4^(-(3)/(5))xx6)=10