203.4:9 - ((5.39 - 7.39) / 3 / 14) * 9 / 7 - 1/3 =

22.6 - ((-2) / 3 / 14) * 9 / 7 - 1/3 =

22.6 - ((-2 / 42) * 9 / 7) - 1/3 =

22.6 - ((-0.047619) * 9 / 7) - 1/3 =

22.6 - (-0.006802) - 1/3 =

22.6 + 0.006802 - 1/3 =

22.606802 - 1/3 =

22.606802 - 0.333333 =

22.273469