中一正負數(20)

2007-08-31 11:35 pm
幫幫我...萬分感激...唔該列埋式...THX

A) (+3)+(+7)

B) (-13)+(+7)

C) (+23)+(-17)

D) (-4)+(-7)

E) (+24)+(+6)+(+15)

F) (-12)+(+66)+(+5)

G) (+34)+(-36)+(+16)

H) (+17)+(+19)+(-15)

I) (-3)+(-4)+(-5)+(+6)

J (+6)+(-13)+(-15)+(+1)

回答 (7)

2007-08-31 11:42 pm
✔ 最佳答案
A. 3+7
=10
B.(-13)+7
=-6
C. 23-17
=6
D.(-4)-7
=-10
E. 24+6+15
=30+15
=45
F. (-12)+66+5
=54+5
=59
G. 34-36+16
=14
H. 17+19-15
=21
I. (-3)-4-5+6
=-6
J. 6-13-15+1
=-21
參考: myself
2007-09-01 2:34 am
A) (+3)+(+7)=10
B) (-13)+(+7)=-6
C) (+23)+(-17)=6
D) (-4)+(-7)=-11
E) (+24)+(+6)+(+15)=45
G) (+34)+(-36)+(+16)=14
H) (+17)+(+19)+(-15)=21
I) (-3)+(-4)+(-5)+(+6)=-6
J) (+6)+(-13)+(-15)+(+1) =21
2007-08-31 11:49 pm
A)
(+3)+(+7)
=3+7
=10
B)
(-13)+(+7)
=-13+7
=-6
C)
(+23)+(-17)
=23-17
=6
D)
(-4)+(-7)
=-4-7
=-11
E)
(+24)+(+6)+(+15)
=24+6+15
=45
F)
(-12)+(+66)+(+5)
=-12+66+5
=59
G)
(+34)+(-36)+(+16)
=34-36+16
=14
H)
(+17)+(+19)+(-15)
=17+19-15
=21
I)
(-3)+(-4)+(-5)+(+6)
=-3-4-5+6
=-6
J)
(+6)+(-13)+(-15)+(+1)
=6-13-15+1
=-21
參考: my father
2007-08-31 11:47 pm
a.10
b.-6
c.-6
d.-11
e.45
f.59
g.14
h.21
i.-6
j.-21
參考: 冇
2007-08-31 11:46 pm
A)=10
B)=6
C)=6
D)=11
E)=45
F)=59
G)=14
H)=21
I)=6
J)=-21
參考: 自己
2007-08-31 11:45 pm
a,
(+3)+(+7)
=3+7
=10
b,
(-13)+(+7)
=-13+7
=-6
c,
(+23)+(-17)
=23-17
=6
d,
(-4)+(-7)
=-4-7
=-11
e,
(+24)+(+6)+(+15)
=24+6+15
=45
f,
(-12)+(+66)+(+5)
=-12+66+5
=59
g,
(+34)+(-36)+(+16)
=34-36+16
=14
h,
(+17)+(+19)+(-15)
=17+19-15
=21
i,
(-3)+(-4)+(-5)+(+6)
=-3-4-5+6
=-6
j,
(+6)+(-13)+(-15)+(+1)
=6-13-15+1
=-21
參考: myself
2007-08-31 11:43 pm
A)10
B)-6
C)6
D)-11
E)45
F)59
G)14
H)21
I)-6
J)-21


收錄日期: 2021-04-13 15:46:56
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