(2.68-0.48)×6.5的简便计算怎样算

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(2.68-0.48)×6.5的简便计算怎样算
(2.68-0.48)×6.5的简便计算怎样算

(2.68-0.48)×6.5的简便计算怎样算
(2.68-0.48)×6.5
=2.2×6.5
=2×6.5+0.2×6.5
=13+1.3
=14.3

2.2x6.5=2x6.5+0.2x6.5=13+1.3=14.3

(2.68-0.48)×6.5
=2.2×6.5
=2×6.5+0.2×6.5
=13+1.3
=14.3