[2又1/3X(-2)-2/3X(-2)除以1/6]X(-6)

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[2又1/3X(-2)-2/3X(-2)除以1/6]X(-6)

[2又1/3X(-2)-2/3X(-2)除以1/6]X(-6)
[2又1/3X(-2)-2/3X(-2)除以1/6]X(-6)

[2又1/3X(-2)-2/3X(-2)除以1/6]X(-6)
[(2+1/3)×(-2)-2/3×(-2)÷(1/6)]×(-6)
=(-2)×[7/3-(2/3)×6]×(-6)
=12×[7/3-4]
=12×[7/3-12/3]
=12×(-5/3)
=-4×5
=-20

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-20

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