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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 4: X x 4 – 30 = 1250 x = làm giúp mình nha mình đang cần gấp hứa vote*5

Toán Lớp 4: X x 4 – 30 = 1250
x =
làm giúp mình nha mình đang cần gấp hứa vote*5

Comments ( 2 )

  1. $@Zeng$

    x×4-30=1250

    x×4=1250+30

    x×4=1280

    x=1280:4

    x=320

     

  2. x×4-30=1250

    x×4=1250+30

    x×4=1280

    x=1280:4

    x=320

    -> Vậy x=320

     

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222-9+11+12:2*14+14 = ? ( )

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