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

Toán Lớp 4: 34+34+34-15-34+100-32+9008-1234=?

Toán Lớp 4: 34+34+34-15-34+100-32+9008-1234=?

Comments ( 2 )

  1. Giải đáp:
     7895
    Lời giải và giải thích chi tiết:
    34+34+34-15-34+100-32+9008-1234
    =( 34+34+34 ) – 15 – 34 + ( 100 – 32 ) + (9008- 1234)
    =102 – 15-34+ 68 +7774
    = 7895

  2. 34 + 34 + 34 -15 – 34 + 100 – 32 + 9008 – 1234 
    = 68 + 34 -15 – 34 + 100 – 32 + 9008 – 1234 
    = 102 -15 – 34 + 100 – 32 + 9008 – 1234 
    = 53 + 100 – 32 + 9008 – 1234 
    = 153 – 32 + 9008 – 1234
    = 121 + 9008 – 1234
    = 7895
     

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