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

Toán Lớp 6: $\frac{x}{15}$= $\frac{24}{32}$

Toán Lớp 6: $\frac{x}{15}$= $\frac{24}{32}$

Comments ( 2 )

  1. $\frac{x}{15}$=$\frac{24}{32}$
    ⇒x.32=24.15
    ⇒32x=360
    ⇒x=360:32
    ⇒x=$\frac{45}{4}$  
     

  2. x/15=24/32
    =>x.32=15.24
    =>x.32=360
    =>x=360:32
    =>x=11,25
    Vậy x=11,25

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

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