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

Toán Lớp 6: tính họp lí nếu có thể : 34.3^3 + 34.53 – 80.24

Toán Lớp 6: tính họp lí nếu có thể : 34.3^3 + 34.53 – 80.24

Comments ( 2 )

  1. 34.3^3+34.53-80.24
    =34.(3^3+53)-80.24
    =34.(27+53)-80.24
    =34.80-80.24
    =80.(34-24)
    =80.10
    =800

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

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