Tính: -2,05 + 1,73
Tính -5,17-0,469
-2,05+1,73
dtv sai nhe
nguyen dinh dung bai nay kho lam ko phai de dau
-5,17-0,649;-2,05+1,73
-5,17-0,649=(-5,17)+(-0,649)=-5,819
-2,05+1,73=-0,32
|5,17-0,469| + (-5,17) .(-3,1) + |-2,05+1,73|
-5,17-0,469=
-2,05+1,73=
- 5,17 - 0,469 = - 5,17 + ( - 0,469) = -5,639
-2,05+ 1,73 = -( 2,05 - 1,73 )= -0,32
|-5,17-0,469| + (5,17). (-3,1)+| -2,05+1,73| = ?
|-5,17-0,469| + (5,17). (-3,1)+| -2,05+1,73| =-10,068
**** cho mk nhé
a) -5,17 - 0,469 b) -2,05 + 1,73
TÍNH
a,-5,17-0,649
b,-2,05+1,73
c,-2546387,75:544345,745
tính:
a)-5,17 - 0,469
b)-2,05 + 1,73
c)(-5,17) x (-3,1)
d)(-9,18) : 4,25
-5,17 - 0,469 = -5,639
-2,05 + 1,73 = -0,32
(-5,17) x (-3,1) = 16,027
(-9,18) : 4,25 = -2,16
Tính
a) -5,17 – 0,469
b) -2,05 + 1,73
c) (-5,17).(-3,1)
d) (-9,18) : 4,25
a) -5,17 – 0,469
= (-5,17) + (-0,469)
= -5,639
b) -2,05 + 1,73
= -0,32
c) (-5,17).(-3,1) = 16,027
d) (-9,18) : 4,25 = -2,16
a) -5,17 – 0,469 = – (5,17 + 0,469 ) = -5,639
b) -2,05 + 1,73 = -( 2,05 – 1,73) = – 0,32
c) (-5,17).(-3,1) = 16,027
d) (-9,18) : 4,25 = -2,16