( \(\dfrac{2}{123}\) + \(\dfrac{2023}{2022}\) )( \(\dfrac{1}{3}\) - \(\dfrac{1}{5}\) - \(\dfrac{2}{15}\))
=( \(\dfrac{2}{123}\) + \(\dfrac{2023}{2022}\) )( \(\dfrac{5}{15}\) - \(\dfrac{3}{15}\) - \(\dfrac{2}{15}\))
=( \(\dfrac{2}{123}\) + \(\dfrac{2023}{2022}\))( \(\dfrac{5-3-2}{15}\))
=( \(\dfrac{1}{123}\) + \(\dfrac{2023}{2022}\)). \(\dfrac{0}{15}\)
= ( \(\dfrac{1}{123}+\dfrac{2023}{2022}\)).0
= 0