计算:(1)(-514)-(+61320)-(-114);(2)(-23)-(-23)-(+34);(3)16-(-813)-423.-数学
题文
计算: (1)(-5
(2)(-
(3)16-(-8
|
答案
(1)(-5
=-5
=-4-6
=-10
(2)(-
=-
=-
(3)16-(-8
=16+8
=16+3
=19
|
题文
计算: (1)(-5
(2)(-
(3)16-(-8
|
答案
(1)(-5
=-5
=-4-6
=-10
(2)(-
=-
=-
(3)16-(-8
=16+8
=16+3
=19
|