6.73×26.5-2.65×65.3-2.65【简便运算】

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6.73×26.5-2.65×65.3-2.65【简便运算】6.73×26.5-2.65×65.3-2.65【简便运算】6.73×26.5-2.65×65.3-2.65【简便运算】6.73×26.5-

6.73×26.5-2.65×65.3-2.65【简便运算】
6.73×26.5-2.65×65.3-2.65【简便运算】

6.73×26.5-2.65×65.3-2.65【简便运算】
6.73×26.5-2.65×65.3-2.65
=67.3×2.65-2.65×65.3-2.65
=2.65×(67.3-65.3-1)
=2.65×1
=2.65

提取公因式2.65*(67.3-65.3-1)=2.65

6.73×26.5-2.65×65.3-2.65
=2.65×(10×6.73-65.3-1)
=2.65×(67.3-65.3-1)
=2.65×1
=2.65

6.73×26.5-2.65×65.3-2.65
=2.65x(67.3-65.3-1)
=2.65x1
=2.65