幫我列埋式...THX
a) (+3)x(+7)
b) (-13)x(+7)
c) (+23)x(-9)
d) (-4)x(-7)
e) (+4)x(+6)x(+13)
f) (-12)x(+6)x(+5)
g) (+30)x(-40)x(+1)
h) (+17)x(+10)x(-1)
i) (-3)x(-4)+(-5)x(+6)
j) (+6)x(-13)-(-15)x(+1)
k) (+21)÷(+7)
l) (-26)÷(+13)
m) (+78)÷(-6)
n) (-78)÷(-12)
o) (+4)x(+16)÷(+2)
p) (-12)x(+10)÷(+5)
中一MATHS...(20)
2007-09-01 5:49 am
回答 (6)
2007-09-01 5:58 am
✔ 最佳答案
a 21b -91
c -207
d 28
e 37
f -360
g -1200
h -170
i -18
j -93
k -3
i -2
m -13
n 13/2
o 32
p -24
2007-08-31 22:05:28 補充：
有幾題想跟正番e 312j -63k 3n 6.5
2007-09-01 6:19 am
A. 21
B. -91
C.-207
D.28
E.312
F.-360
G.-1200
H.-170
I.-360
J.-63
K.3
L.-2
M.-13
N. 6.5
O.32
P.-24
B. -91
C.-207
D.28
E.312
F.-360
G.-1200
H.-170
I.-360
J.-63
K.3
L.-2
M.-13
N. 6.5
O.32
P.-24
參考: 自己
2007-09-01 6:02 am
a)+21
b)-91
c)-207
d)+28
e)+312
f)-72 x +5 = -360
g)-1200
h)+170 x -1 =-170
i)+12 + -30 = -18
j)-78 - -15 = -78+15 = -63
k)+3
l)-2
m)-13
n)+6.5
o)+64 / +2
=+32
p)-120 / +5
=-24
b)-91
c)-207
d)+28
e)+312
f)-72 x +5 = -360
g)-1200
h)+170 x -1 =-170
i)+12 + -30 = -18
j)-78 - -15 = -78+15 = -63
k)+3
l)-2
m)-13
n)+6.5
o)+64 / +2
=+32
p)-120 / +5
=-24
2007-09-01 6:00 am
a) (+3)x(+7) = 21
b) (-13)x(+7) = -91
c) (+23)x(-9) = -207
d) (-4)x(-7) = 28
e) (+4)x(+6)x(+13) = 312
f) (-12)x(+6)x(+5) = -360
g) (+30)x(-40)x(+1) = -1200
h) (+17)x(+10)x(-1) = -170
i) (-3)x(-4)+(-5)x(+6) = 12 + (-30) = -18
j) (+6)x(-13)-(-15)x(+1) = -78 - (-15) = -78 + 15 = -63
k) (+21)÷(+7) = 3
l) (-26)÷(+13) = -2
m) (+78)÷(-6) = -13
n) (-78)÷(-12) = 6又2分1
o) (+4)x(+16)÷(+2) = 4 x 8 = 32
p) (-12)x(+10)÷(+5) = -12 x 2 = -24
b) (-13)x(+7) = -91
c) (+23)x(-9) = -207
d) (-4)x(-7) = 28
e) (+4)x(+6)x(+13) = 312
f) (-12)x(+6)x(+5) = -360
g) (+30)x(-40)x(+1) = -1200
h) (+17)x(+10)x(-1) = -170
i) (-3)x(-4)+(-5)x(+6) = 12 + (-30) = -18
j) (+6)x(-13)-(-15)x(+1) = -78 - (-15) = -78 + 15 = -63
k) (+21)÷(+7) = 3
l) (-26)÷(+13) = -2
m) (+78)÷(-6) = -13
n) (-78)÷(-12) = 6又2分1
o) (+4)x(+16)÷(+2) = 4 x 8 = 32
p) (-12)x(+10)÷(+5) = -12 x 2 = -24
參考: 希望幫到你
2007-09-01 6:00 am
a) +27
b) -91
c) -207
d) +28
e) +312
f) -360
g) -1200
h) -170
i) -18
j) -63
k) 3
l) -2
m) -13
n) 6.5
o) 32
p) -24
b) -91
c) -207
d) +28
e) +312
f) -360
g) -1200
h) -170
i) -18
j) -63
k) 3
l) -2
m) -13
n) 6.5
o) 32
p) -24
參考: 人育計算機~
2007-09-01 5:59 am
a) (+3)x(+7) = 21
b) (-13)x(+7) = -91
c) (+23)x(-9) = -207
d) (-4)x(-7) = 28
e) (+4)x(+6)x(+13) = 312
f) (-12)x(+6)x(+5) = -360
g) (+30)x(-40)x(+1) = -1200
h) (+17)x(+10)x(-1) = -170
i) (-3)x(-4)+(-5)x(+6) = 12-30 = -18
j) (+6)x(-13)-(-15)x(+1) = -48-15 = -63
k) (+21)÷(+7) = 3
l) (-26)÷(+13) = -2
m) (+78)÷(-6) = -13
n) (-78)÷(-12) = 6.5
o) (+4)x(+16)÷(+2) = 32
p) (-12)x(+10)÷(+5) = -24
2007-08-31 22:03:25 補充：
Amend:j) (+6)x(-13)-(-15)x(+1) = -78-15 = -93
b) (-13)x(+7) = -91
c) (+23)x(-9) = -207
d) (-4)x(-7) = 28
e) (+4)x(+6)x(+13) = 312
f) (-12)x(+6)x(+5) = -360
g) (+30)x(-40)x(+1) = -1200
h) (+17)x(+10)x(-1) = -170
i) (-3)x(-4)+(-5)x(+6) = 12-30 = -18
j) (+6)x(-13)-(-15)x(+1) = -48-15 = -63
k) (+21)÷(+7) = 3
l) (-26)÷(+13) = -2
m) (+78)÷(-6) = -13
n) (-78)÷(-12) = 6.5
o) (+4)x(+16)÷(+2) = 32
p) (-12)x(+10)÷(+5) = -24
2007-08-31 22:03:25 補充：
Amend:j) (+6)x(-13)-(-15)x(+1) = -78-15 = -93
收錄日期: 2021-04-13 18:26:02
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