Question

{(1/3)^-3 - (1/2)^-3} ÷ (1/4^)-3

Answer 1

{ ( 0.3 ) ^-3 - (0.5) ^-3} ÷ (0.2) ^-3

{ 37.03 - 8 } ÷ 125

29.03 ÷ 125

=0.23