" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
______________=
1,6 : (5 :2 - 4½)
-4+2/3x10/2
____________=
16/10:(5/2-9/2)
-4+3i1/3
____________=
16/10:(-4/2)
-2/3
_____=
16/10x(-2/4)
-2/3:(-4/5)=-2/3x(-5/4)=5/6
B) - 1,2 - ¾ * 1,5 : 0,25
_____________________=
(5/12 - ⅓ - ½) * (⅔ + 3/5)
-12/10-3/4x15/10:25/100
__________________________=
(5/12-4/12-6/12)x(19/15)
-12/10-3/4x30/5
___________________=
-5/12x19/15
-12/10-45/10
______________-=
-19/36
-57/10x(-36/19)=54/5=10i4/5
C) - 7,2 :0,9 - 0,8
___________________=
[( - 2)³ : ( - 0,1)²] * (½)²
-8-0,8
_______=
[-8:0,01]x1/4
-8,8
_______=
[-8x100/1]x1/4
-8,8
_______=
-800x1/4
-8,8:(-200)=
-88/10x(-1/200)=
-11/10x(-1/25)=11/250=0,044
D) -1,8 * ⅔ - 0,8 * (-¾)²
_____________________=
- 0,9 * 5/9 + (-½)
-18/10x2/3-8/10x9/16
________________________=
-9/10x5/9-1/2
-6/5-9/20
__________=
-1/2-1/2
-24/20-9/20
___________=
-1
-33/20x(-1)=
33/20=1i13/20