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

Toán Lớp 6: 10-[(8^2-48).5+(2^3.10 +8)]:28

Toán Lớp 6: 10-[(8^2-48).5+(2^3.10 +8)]:28

Comments ( 2 )

  1. 10-[($8^{2}$ -48).5+($2^{3}$ .10 +8)]:28
    =10-[(64 -48).5+(8 .10 +8)]:28
    =10-[16.5+(80 +8)]:28
    =10-[80+88]:28
    =10-168:28
    =10-6
    =4
    $Hiepsidondoc$

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