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\(=100:\left[250:\left(450-300\right)\right]\)
\(=100:\left(250:150\right)\)
\(=100:250\cdot150\)
\(=\dfrac{20\cdot5\cdot50\cdot3}{5\cdot50}\)
\(=60\)
\(100:\left\{250:\left[450-\left(4.5^3-2^5.25\right)\right]\right\}\)
\(=100:\left\{250:\left[450-\left(500-800\right)\right]\right\}\)
\(=100:\left\{250:\left[450+300\right]\right\}\)
\(=100:\left\{250:700\right\}\)
\(=100:\frac{5}{14}\)
\(=280\)
100:{250:[450 - ( 4 . 125 - 4.25 )]}
100: { 250: [ 450 - ( 500 - 100 ) ]}
100: {250:[ 450 - 400]
100: { 250 : 50 }
100: 5 = 20
\(=100:\left\{250\left[450-\left(4\cdot125-4\cdot25\right)\right]\right\}\\ =100:\left[250\left(450-400\right)\right]\\ =100:\left(250\cdot50\right)=100:12500=12,5\)
=100:{250.[450-(4.125-4.25)]}
=100:{250:[450-400]}
=100:{250:50}
=100:5
=20
1.=545.(65+15-80)
=545.0
=0
2.=100:{250:[450-(4.125-4.25)]}
=100:{250:[450-4.(125-25)]}
=100:{250:[450-4.100]}
=100:{250:50}
=100:5
=20
100:{250:[450-(4.53-22.25)}]
=100:{250:[450-(500-100)]}
=100:{250:[450-400]}
=100:{250:50}
=100:5
=20
100.{250:[325-(4.53-22.50)]}
=100.{250:[325-(4.125-4.50)]}
=100.{250:[325-(500-200)]}
=100.{250:[325-300]}
=100.{250:25}
=100.10
=1000
100 . { 250 : [ 325 - ( 4 . 53 - 22 . 50 )]}
= 100 . { 250 : [ 325 - ( 4 . 125 - 4 . 50)]}
= 100 . { 250 : [ 325 - ( 500 - 200 )]}
= 100 . { 250 : [ 325 - 300 ]}
= 100 . { 250 : 25 }
= 100 . 10
= 1000