54240:678 = 8830/671 ≈ 1.236125/96 = 1.30273836:9 = 8204
Now we can plug these values back into the equation:
80 + 1.2363 - (1.3021 - 8204= 80 + 1.2363 - (-8202.6979= 80 + 1.2363 + 8202.697= 8283.9342
Therefore, 54240:678 + 830/671 - (125/96 - 73836:9) ≈ 8283.9342.
54240:678 = 8
830/671 ≈ 1.236
125/96 = 1.302
73836:9 = 8204
Now we can plug these values back into the equation:
80 + 1.2363 - (1.3021 - 8204
= 80 + 1.2363 - (-8202.6979
= 80 + 1.2363 + 8202.697
= 8283.9342
Therefore, 54240:678 + 830/671 - (125/96 - 73836:9) ≈ 8283.9342.