(-4.2)+5.7+(-8.4)+10 12-(-18)+(-7)-35 6.5+24-(-16)-6.8-3.2 (-1/4)+3又2/3+1/4+(-1又2/3)(-2又1/2)+(+5/6)-(+0.5)-(-1又1/6)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/05 13:46:31
(-4.2)+5.7+(-8.4)+10 12-(-18)+(-7)-35 6.5+24-(-16)-6.8-3.2 (-1/4)+3又2/3+1/4+(-1又2/3)
(-2又1/2)+(+5/6)-(+0.5)-(-1又1/6)
(-4.2)+5.7+(-8.4)+10
=-4.2+5.7-8.4+10
=3.1
12-(-18)+(-7)-35
=12+18-7-35
=-12
6.5+24-(-16)-6.8-3.2
=6.5+24+16-6.8-3.2
=6.5+40-10
=36.5
(-1/4)+3又2/3+1/4+(-1又2/3)
=-1/4+1/4+3又2/3-1又2/3
=0+2
=2
(-2又1/2)+(+5/6)-(+0.5)-(-1又1/6)
=-2又1/2-0.5+5/6+1又1/6
=-3+2
=-1
-4.2+5.7-8.4+10
-4.2+5.7-8.4.10
-4.2+5.7-8.4+10
-4.2+5.7-8.4+10
-4.2+5.7-8.4+10
-4.2+5.7-8.4+10;计算
-4.2+5.7-8.4+10=?
-4.2+5.7-8.4+10=
-4.2+5.7-8.4+10简便计算
负4.2+5.7减8.4+10
—4.2+5.7—8.4+10
-8.4+10-4.2+5.7=
-4.2+5.7-8.4+10的有理数减法,
-4.2+5.7一8.4+10(过程)
-4.2+5.7+10-8.4等于多少
-4.2+5.7-8.4+10.2
-4.2+5.7-8.4+10中的-4.2是减4.2还是负4.2
有理数的减法,简约式:-4.2+5.7-8.4+10