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

Toán Lớp 7: 5/9 – | -3/5 | + | 4/9| + | 8/5|

Toán Lớp 7: 5/9 – | -3/5 | + | 4/9| + | 8/5|

Comments ( 2 )

  1. 5/9 – | -3/5 | + | 4/9| + | 8/5|
    = 5/9-3/5+4/9+8/5
    = ( 5/9+4/9)+(-3/5+8/5)
    =1+1
    =2
     

  2. Lời giải và giải thích chi tiết:
     5/9-|-3/5|+|4/9|+|8/5|
    =5/9-3/5+4/9+8/5
    =(5/9+4/9)+(8/5-3/5)
    =1+1=2

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