3.5×64+6.5×36简便运算,需要完整的过程.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/01 23:36:42
![3.5×64+6.5×36简便运算,需要完整的过程.](/uploads/image/z/10448169-33-9.jpg?t=3.5%C3%9764%EF%BC%8B6.5%C3%9736%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%2C%E9%9C%80%E8%A6%81%E5%AE%8C%E6%95%B4%E7%9A%84%E8%BF%87%E7%A8%8B.)
3.5×64+6.5×36简便运算,需要完整的过程.
3.5×64+6.5×36
简便运算,需要完整的过程.
3.5×64+6.5×36简便运算,需要完整的过程.
3.5×64+6.5×36
=3.5*64+(3.5+3)*36
=3.5*(64+36)+3*36
=350+108
=458
3.5×64+6.5×36
=3.5*64+(3+3.5)*36
=3.5*64+3.5*36+3*3.6
=3.5*(64+36)+3*36
=350+108
=458
3.5×64+6.5×36
=3.5*(36+28)+6.5*36
=(3.5+6.5)*36+3.5*28
=10*36+0.5*7*4*7
=360+2*7*7
=360+98
=458
3.5×64+6.5×36
=3.5×64+6.5×(100-64)
=650-3×64
=650-192
=458