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

Toán Lớp 6: 29.87-29.23+64.71=-. Cóa 1 câu nên mn giúp nha

Toán Lớp 6: 29.87-29.23+64.71=…..
Cóa 1 câu nên mn giúp nha

Comments ( 2 )

  1. 29.87-29.23+64.71
    =29.(87-23)+64.71
    =29.64+64.71
    =64.(29+71)
    =64.100
    =6400

  2. Giải đáp:
     $29.87-29.23+64.71$
    $= 29.(87-23)+4544$
    $= 29.64+4544$
    $= 1856+4544$
    $= 6400$
     

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

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