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

Toán Lớp 6: 12:{400:[500-(125+25.7)]} giúp em với

Toán Lớp 6: 12:{400:[500-(125+25.7)]} giúp em với

Comments ( 2 )

  1. 12 : {400 : [500 – (125 + 25 . 7)]}
    = 12 : {400 : [500 – (125 + 175)]}
    = 12 : {400 : [500 – 300]}
    = 12 : {400 : 200}
    = 12 : 2
    = 6
     Hok tốt !
    $# Moon

  2. 12 : { 400 : [ 500 – ( 125 + 25 . 7 ) ] }
    = 12 : { 400 : [ 500 – ( 125 + 175 ) ] }
    = 12 : { 400 : [ 500 – 300 ] }
    = 12 : { 400 : 200 }
    = 12 : 2
    = 6
    $\text{Vậy 12 : { 400 : [ 500 – ( 125 + 25 . 7 ) ] } = 6}$

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