有理数的乘法,加法。减法计算题。要过程和答案!
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—5+(—20)
-3—(—6)
(
-38)+52+118+(-62)=
(-32)+68+(-29)+(-68)=
(-21)+251+21+(-151)=
12+35+(-23)+0=
(-6)+8+(-4)+12
=
27+(-26)+33+(-27)
12+35+(-23)+0=
—5+(—20)
-3—(—6)
(
-38)+52+118+(-62)=
(-32)+68+(-29)+(-68)=
(-21)+251+21+(-151)=
12+35+(-23)+0=
(-6)+8+(-4)+12
=
27+(-26)+33+(-27)
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]=
1-4/9
=
1-7/10=
8/15-5=
7-15=
2/8-5/8=
8/27-5
=
4-27
=
11/12-10/12=
16/21-1/7
=
4/
2-(3+3
)=
1/3-
7/12-7/18=
1
-1/3-1
1/5
=
10-7/10=
5/24+3/8
=
4.5-3/5
1-3/5=2/5
过程自己做吧!简单,盼采!
-3—(—6)
(
-38)+52+118+(-62)=
(-32)+68+(-29)+(-68)=
(-21)+251+21+(-151)=
12+35+(-23)+0=
(-6)+8+(-4)+12
=
27+(-26)+33+(-27)
12+35+(-23)+0=
—5+(—20)
-3—(—6)
(
-38)+52+118+(-62)=
(-32)+68+(-29)+(-68)=
(-21)+251+21+(-151)=
12+35+(-23)+0=
(-6)+8+(-4)+12
=
27+(-26)+33+(-27)
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]=
1-4/9
=
1-7/10=
8/15-5=
7-15=
2/8-5/8=
8/27-5
=
4-27
=
11/12-10/12=
16/21-1/7
=
4/
2-(3+3
)=
1/3-
7/12-7/18=
1
-1/3-1
1/5
=
10-7/10=
5/24+3/8
=
4.5-3/5
1-3/5=2/5
过程自己做吧!简单,盼采!
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