10道有理数加减法
来源:百度知道 编辑:UC知道 时间:2024/05/26 08:59:55
要题,不要文件包,3步以上
(-6)-(-7)+(-5)-(+9)
(-3/2)+(-4/3)+(-5/4)+(-6/5)+(-7/6)-(-8/7)
23+(-17)+6+(-22)
-2+3+9-(4/3-6/1)
54.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
39+[-23]+0+[-16]
[-18]+29+[-52]+60
[-3]+[-2]+[-1]+0+1+2
[-301]+125+301+[-75]
-38)+52+118+(-62)=
(-32)+68+(-29)+(-68)=
(-21)+251+21+(-151)=
12+35+(-23)+0=39+[-23]+0+[-16]=
[-18]+29+[-52]+60=
[-3]+[-2]+[-1]+0+1+2=
[-301]+125+301+[-75]=
[-1]+[-1/2]+[+3/4]+[-1/4]=
[-7/2]+[+5/6]+[-0.5]+4/5+19/6=
[-26.54]+[-6.14]+18.54+6.14=
1.125+[-17/5]+[-1/8]+[-0.6]=
0.75+[-11/4]+0.125+12又5/7+[-3/8]=
[-4/9]+[-3/5]+[+11/8]+[+5/9]+[-1/8]+[-0.4]=(1) ; (2)(—2.2)+3.8;
(3) +(—5 ); (4)(—5 )+0;
(5)(+2 )+(—2.2); (6)(— )+(+0.8);
(7)(¬—6)+8+(—4)+12; (8)
(9)0.36+(—7.4)+0.3+(—0.6)+0.64;