www.fltk.net > 24.8x6.3%6.3x16.5+83x0.37巧算

24.8x6.3%6.3x16.5+83x0.37巧算

24.8x6.3-6.3x16.5+83x0.37 =6.3*(24.8-16.5)+83x0.37 =6.3*8.3+83*0.37 =8.3*(6.3+3.7) =83 满意采纳奥

(10/9x7/8x6/13)÷(3/13x16/7x5/18) =(6/9x10/8x7/13)÷(16/13x5/7x3/18) =(2/3×5/4×7/13)÷(16/13×5/7×1/6) =(5/3×2/4×7/13)÷(1/13×5/7×16/6) =(5/3×1/2×7/13)÷(1/13×5/7×8/3) =(5/3×1/2×7/13)÷(5/3×1/7×8/13) =(1/2×7/13)÷(1/7×8/13)...

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