`4^3 . 27 - 4^3 . 23`
`=4^3 . (27-23)
`=4^3 . 4`
`=4^4`
`=256`
________________________________________
`35.77+23.35+5^3 . 2^3`
`=35.77+23.55+125 . 8`
`=35 . (77+23) + 125.8`
`=35 . 100 +125.8`
`=3500+1000`
`=4500`
____________________________________
`2448 - [119 - (23-24:2^2)] - 4^2`
`=2448 - [119 - (23-24 : 4)]-16`
`=2448 - [119 - (23-6)]-16`
`=2448 - [119 - 17]-16`
`=2248 - 102 - 16`
`=2330`
=\(64.\left(27-23\right)=64.4=256\)
=\(35.\left(77+23\right)+125.8=4500\)