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;