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

Toán Lớp 6: {240 – [ 76 – $(12.6)^{2}$ ] } : 20

Toán Lớp 6: {240 – [ 76 – $(12.6)^{2}$ ] } : 20

Comments ( 1 )

  1. {240-[76-(12.6)^2]}:20
    ={240-[76-72^2]}:20
    ={240-[76-5181]}:20
    ={240-(-5108)}:20
    =5348:20
    =1337/5

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