реши 285

а) \(270{,}48:14-54{,}252:9+0{,}09:18=19{,}32-6{,}028+0{,}005=13{,}297.\)

б) \(5{,}34+(1852{,}59:37-23{,}024)\cdot3{,}5=5{,}34+(50{,}07-23{,}024)\cdot3{,}5=100{,}001.\)