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

Toán Lớp 6: 295–(31–2².5)² bằng bao nhiêu trả lời nhanh sẽ đánh giá 5 sao

Toán Lớp 6: 295–(31–2².5)² bằng bao nhiêu trả lời nhanh sẽ đánh giá 5 sao

Comments ( 2 )

  1. 295-(31-2^2. 5)^2
    =295-(31-4.5)^2
    =295-(31-20)^2
    =295-11^2
    =295-121
    =174
     

  2. 295 – $( 31 – 2^2. 5 )^2$
    = 295 – $( 31 – 4. 5 )^2$
    = 295 – $( 31 – 20 )^2$
    = 295 – $11^2$
    = 295 – 121
    = 174

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