www.5129.net > 简便计算:3.58x67+3.58x33+10=?

简便计算:3.58x67+3.58x33+10=?

=3.3x(67+33) =3.3x100 =330

76x67+76x33 =76x(67+33) =76x100 =7600

67x 67+33x67 =67×(67+33) =67×100 =6700

56X67+33x56 =56×(67+33) =56×100 =5600 希望能帮到你啊

=3×51×67+47×11×3 =3×3417+3×517 =3×(3417+517) =3×3934 =11802

3.8x6.7+33x0.38 =3.8x6.7+3.3x3.8 =3.8x(6.7+3.3) =3.8x10 =38

4.9x67+67+5.9x33=(4.9+1)x67+5.9x33=5.9x(67+33)=590

33×33+33×67 =33×(33+67) =33×100 =3300

原式 =56x(67+33) =56x100 =5600

=(30+35)x33+35x67 =30x33+35x(33+67) =990+3500 =4490

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