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

Toán Lớp 5: 123 x 17 +23 x 123 +123+123 x35 + 123 x24

Toán Lớp 5: 123 x 17 +23 x 123 +123+123 x35 + 123 x24

Comments ( 2 )

  1. 123 xx 17 + 23 xx 123 + 123 xx 35 + 123 xx 24
    = 123 xx (17 + 23 + 35 + 24)
    = 123 xx 99
    = 12177
     

  2. \text{123 × 17+ 23 × 123 + 123 × 35 + 123 × 24}
    \text{=123 × ( 17+23+35+24)}
    \text{=123 × 99}
    \text{=123 × 100 – 123}
    \text{=12300 – 123}
    \text{=12177}
     

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

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