`d,326 + 8 [ 20^2 (65 - 5 . 11 )^2 ]`
`= 326 + 8 [ 400( 65 - 55 )^ 2 ]`
`= 326 + 8 [ 400 .10^2 ]`
`=326 + 8 [ 400 .100]`
`=326 + 8 . 40000`
`= 326 + 320000`
`=320326`
`e,10^2 - [ 60 : ( 5^4 : 5^2 -3 .5 ) ]`
`= 100 - [ 60 : ( 625 : 25- 3 .5) ]`
`= 100 - [ 60 : ( 25- 15 ) ]`
`= 100 - [ 60 : 10]`
`=100 - 6`
`= 94`
`f,13.47+53.13+300`
`= 13(47+53)+300`
`=13.100+300`
`=1300+300`
`= 1600`
`g,48. 95 + 51 .95.95`
`= 48 . 95.1 + 51 . 95 . 1 . 95 .1`
`= (48 + 51 + 1) .95`
`=100. 95`
`=9500`
Học tốt !
