12.3ⅹ2.5+1.23x83-0.123x8怎么简算?
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12.3ⅹ2.5+1.23x83-0.123x8
=12.3×2.5+12.3×8.3-12.3×0.08
=12.3×(2.5+8.3-0.08)
=12.3×10.72
=131.856
=12.3×2.5+12.3×8.3-12.3×0.08
=12.3×(2.5+8.3-0.08)
=12.3×10.72
=131.856
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12.3×2.5+1.23×83-0.123×80
=12.3×2.5+12.3×8.3-12.3×0.8
=12.3×(2.5+8.3-0.8)
=12.3×10
=123
=12.3×2.5+12.3×8.3-12.3×0.8
=12.3×(2.5+8.3-0.8)
=12.3×10
=123
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12.3ⅹ2.5+1.23x83-0.123x8这么简算:
12.3ⅹ2.5+1.23x83-0.123x8=12.3ⅹ2.5+12.3x8.3-12.3x0.08
=12.3×(2.5+8.3-0.08)
=12.3×10.72
=131.856
12.3ⅹ2.5+1.23x83-0.123x8=12.3ⅹ2.5+12.3x8.3-12.3x0.08
=12.3×(2.5+8.3-0.08)
=12.3×10.72
=131.856
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