20道正负数加减运算题 不加答案 只要题目
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5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
-3x+2y-5x-7y
-5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
-3x+2y-5x-7y
-51+51*5.2/(-30)
300+(-599)+78*65
-20+30*50/90
78*67*(-67)/56
56*78*787*(-51) (-17/4)+(-10/3)+(+13/3)+(11/3)
(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)
5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
-3x+2y-5x-7y
-5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
-3x+2y-5x-7y
-51+51*5.2/(-30)
300+(-599)+78*65
-20+30*50/90
78*67*(-67)/56
56*78*787*(-51) (-17/4)+(-10/3)+(+13/3)+(11/3)
(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)
5+21*8/2-6-59
更多追问追答
追问
我们还没教到乘除呢! 只需要加减混合运算啊!~~~~
追答
1.0-21又2/3+(+3又1/4)—(— 2/3)— (+1/4)
2.(+16)+(-29)-(-7)-(+11)+(+9)
3.(-3.1)-(-4.5)+(+4.4)-(+1.3)+(-2.5)
4.(-5)-(-8)+(-15)-(+11)
5.(+16)-(+25)-(-24)+(+23)
6.2.5-(-3.6)-6.5+(-7)
7.163-(-41)-63-(-259)
8.(-36)-(-28)+(+125)+(-4)+(-53)-(40)
9.23/3-7/4-5/4+9/2
10.(-52)-(+63)+(+12)-(-51)-(-12)-(-40)
11.(-63)+(+54)-(-14)+(-36)
12.6/5+(-2/3)-(+3/5)+(-4/3)
13.(-2.5)+(+3.6)-(-6.8)+(+5.4
14.-10+45-(-87)+(+20)-(-41)
15.+2又3/4-(-1又1/6)-(+2又2/9)
16.-6又1/6+(+5又1/2)-(-2又1/4)+(-3/8
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