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

Toán Lớp 6: 500:{43.3-[(4.5-15)²+4]} giúp mih với

Toán Lớp 6: 500:{43.3-[(4.5-15)²+4]} giúp mih với

Comments ( 2 )

  1. 500 : { 43. 3 – [ ( 4.5 – 15 )^2 + 4 ] }
    = 500 : { 129 – [ ( 20 – 15 )^2 + 4 ] }
    = 500 : { 129 – [ 5^2 + 4 ] }
    = 500 : { 129 – [ 25 + 4 ] }
    = 500 : { 129 – 29 }
    = 500 : 100
    = 5
     

  2. 500 : {43 . 3 -[(4.5-15)^2+4]}
    =500:{129-[5^2+4]}
    =500:100
    =5

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