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

Toán Lớp 5: 12,4 nhân 72,53+28,47 nhân 12,4 – 12,4

Toán Lớp 5: 12,4 nhân 72,53+28,47 nhân 12,4 – 12,4

Comments ( 2 )

  1. 12,4 xx 72,53+28,47 xx 12,4 – 12,4
    =12,4xx(72,53+28,47-1)
    =12,4xx100
    =1240

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

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