Giải thích các bước giải:
`a)`
`4^3.27-4^3.23`
`=` `4^3 . 23`
`=` `1472`
`b)`
`35.77+23.35+5^3.2^3`
`=` `35.(77+23)+(5.2)^3`
`=` `35.100.10^3`
`=` `35.10^2+10^2.10`
`=` `10^2.(35+10)`
`=` `100.45`
`=` `4500`
`c)`
`1256-256:2^3+(15^2:3^2+6.6^2)`
`=1256-256:8+(225:9+6.36)`
`=1256-32+(25+216)`
`=1256-32+241`
`=1465`
`d)`
*Đề lỗi , sửa lại :
`[18^7:18^6-17).2000-1989].17.1^2011-13^2``.2013^0`
`=` `[(18-17).2000-1989].17.1.1^2011-13^2.``2013^0`
`=` `(1.2000-1989).17.1.1-169.1`
`=` ` 11.17-169`
`=` `187-169`
`=` `18`