How to format dependable, readonly(calculated) fields?

Forms\Components\TextInput::make('amount')
  ->numeric()
  ->reactive()
  ->afterStateUpdated(function (callable $set, callable $get, $state) {
      $this->calculate($set, $get);
  })
  ->required(),
Forms\Components\TextInput::make('price')
  ->extraInputAttributes(['readonly' => true]),
Forms\Components\TextInput::make('sum')
  ->extraInputAttributes(['readonly' => true]),

Forms\Components\TextInput::make('amount')
  ->numeric()
  ->reactive()
  ->afterStateUpdated(function (callable $set, callable $get, $state) {
      $this->calculate($set, $get);
  })
  ->required(),
Forms\Components\TextInput::make('price')
  ->extraInputAttributes(['readonly' => true]),
Forms\Components\TextInput::make('sum')
  ->extraInputAttributes(['readonly' => true]),