(25/288-5/108+5/144)×(9/25-9/5)

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(25/288-5/108+5/144)×(9/25-9/5)(25/288-5/108+5/144)×(9/25-9/5)(25/288-5/108+5/144)×(9/25-9/5)(25/288

(25/288-5/108+5/144)×(9/25-9/5)
(25/288-5/108+5/144)×(9/25-9/5)

(25/288-5/108+5/144)×(9/25-9/5)
(25/288-5/108+5/144)×(9/25-9/5)
=(25/288+5/144-5/108)×(9/25-45/25)
=(35/288-5/108)×(-36/25)
=35/288×(-36/25)-5/108×(-36/25)
=-7/40+1/15
=-21/120+8/120
=-13/120
愿对你有所帮助!

  等于 -13/120

(25/288-5/108+5/144)×(9/25-9/5)
=(25/288-5/108+5/144)×(9/25-45/25)
=(25/288-5/108+5/144)×(-36/25)
=-36/288+36/108-36/144
=-8+3-4
=-9

6