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

Toán Lớp 6: Đề bài tính nhanh 198+789+502+311

Toán Lớp 6: Đề bài tính nhanh
198+789+502+311

Comments ( 2 )

  1. -198+789+502+311
    = (198+502) + (789+311)
    = 700 + 1100
    = 1800.
    -Chúc tuss học tốt nha!!
    -Thanks!!
     

  2. 198+789+502+311

    =(198+502)+(789+311)

    =700+1100

    =1800

     

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