如题所述
第1个回答 2020-04-29
36X35-36X15
=36X(35-15)
=36X20
=720
=36X(35-15)
=36X20
=720
第2个回答 2020-04-29
解:36×35-36×15等于( 720 )
∵已知需求出36×35-36×15等于多少
X × Y - X × Z = X × (Y - Z)
∴36 × 35 - 36 × 15
= 36 × (35 - 15)
= 36 × 20
= 720
答:36×35-36×15等于720本回答被网友采纳
∵已知需求出36×35-36×15等于多少
X × Y - X × Z = X × (Y - Z)
∴36 × 35 - 36 × 15
= 36 × (35 - 15)
= 36 × 20
= 720
答:36×35-36×15等于720本回答被网友采纳