(160×40-3800)÷65的简便计算

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(160×40-3800)÷65的简便计算
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(160×40-3800)÷65的简便计算
(160×40-3800)÷65的简便计算

(160×40-3800)÷65的简便计算
(160×40-3800)÷65
=(6400-3800)÷65
=2600÷65
=40

=100*(16*4-38)/65
=20*(64-38)/13
=20*26/13
=20*2
=40

(160×40-3800)÷65
= (160×40 - 4000 + 200) ÷ 65
= 40 × (160 - 100 + 5) ÷ 65
= 40 × (65) ÷ 65
= 40