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3.672÷0.08÷2/13+3又17/50×3.95÷0.1-33又2/5÷2又2/9
=45.9×13/2+3.34x3.95÷0.1-33.4x9/20
=298.35+33.4x3.95-33.4x0.45
=298.35+33.4x(3.95-0.45)
=298.35+33.4x3.5
=298.35+116.9
=415.25
=45.9×13/2+3.34x3.95÷0.1-33.4x9/20
=298.35+33.4x3.95-33.4x0.45
=298.35+33.4x(3.95-0.45)
=298.35+33.4x3.5
=298.35+116.9
=415.25
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