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:
: 126
: 10/07/2010
:
sms : ( )

: * ( )    26, 2010 8:13 am

( 77 )

(10-)^2 - (11-)^2 =
:
100 -20 +^2 -(121 -22 +^2)
= 100 -20 +^2 -121 +22 -^2
= 2 -21

( 78 )

:
= ^2 =
= 2
= 4

= ( 4)^2
= 16 ^2

16

( 79 )
5000 20 %
20 %
:

..

100% 20% 80%
5000

= (500080%)/100% = 4000
..

100% 20% 80%
4000

=(400080%)/100% = 3200

= 5000 - 3200 = 1800
( 80 )
/=5
(+3)/
:
/=5
= 5

(+3)/
= (5+3)/
= 8/
= 8





( 81 )
5000 20%
10%
ɿ

:

100% 20% 80%
5000

= (500080%)/100% = 4000


100% 10% 90%
4000

=(400090%)/100% = 3600
= 3600

( 82 )
3 3 3 9 4

:


3 3 3
9 (460)

3 3 = 9 3 4 60
= 3 4 60
= 720





( 83 )
60 /
:

= 60 /60 = 1 /
= + 10
= (260) + 10
= 120 + 10
= 130
ȿ
=
= 1 130 = 130

( 84 )
( - 10)( -11 ) =
:
^2 - 11 - 10 + 110
^2 - 21 + 110

( 85 )
[ (37+63)/5]
:
[100/5]
= 20
= (45)
= 2 5

( 86 )
[ (6)^8 (6)^3 ]/[ (2)^5 (3)^4 ]

= (6)^5 /[ (2)^5 (3)^4 ]
= (2 3)^5 / [ (2)^5 (3)^4 ]
= [ (2)^5 (3)^5 ]/[ (2)^5 (3)^4 ]
= (3)^5 / (3)^4
= 3

( 87 )
3 =130000
7 = 290000


:
3 + = 130000
7 + = 290000

(2)
- 4 = - 160000
= 40000

(1)
3 + = 130000
3 ( 40000 ) + = 130000
120000 + = 130000
= 130000 - 120000 = 10000

( 88 )
70
.

:
= = 70 =

= 2 + 30
70 = 2 + 30
2 = 70 - 30
2 = 40
= 20
= 20




( 89 )
(95)^2 - (85)^2 =

:

(95 - 85) (95 +85)
= 10 180
= 1800

( 90 )
15
8

:

7 15
= 7 15 = 105
|__|__|__|__|__|__|__|

( 91 )
. :
9 11 13 . 2000

:
13 11 9 = 1287
1287 2000
:

13 11 9







( 92 )
= 57


:
+ (+1) + (+2) + (+3) + (+4)

+ (+1) = 57
2 + 1 = 57
2 = 56
= 28

= (+3) = 28 + 3 = 31

( 93 )
62.5% 160

:
(62.5/100) 160 = 100

( 94 )
9 29 50 ...

:
9
9+20 = 29
29 + 21 = 50
50 + 22 = 72
72 + 23 = 95
95 +24 = 119
119 +25 = 144





( 95 )
-30 -6
:
+ = -30
- = -6

2 = - 36
= -18
(1)
+ = -30
-18 + = -30
= -30 + 18
= -12

-18 -12

( 96 )
350 30
1400
:
350 ===>> 30
1400 ===>>


350 = 1400 30
= (140030)/350
= 120
( 97 )
+3/ = 8
/
:
+ 3 = 8
= 8 - 3
= 5
/ = 5
( 98 )
2400 20%
10%

:

:

100% 20 % 120%
2400

= = (2400100%)/120% = 2000
:

100% 10 % 110%
2000

= = (2000110%)/100% = 2200

:


2400 120
110

120 = 2400 110
= ( 2400 110 ) / 120
= 2200








( 99 )
4 160000
7 ( ) 290000
ɿ

:
4 + = 160000
7 + 2 = 290000

(1) -2
-8 -2 = -320000
7 + 2 = 290000

- = - 30000
= 30000

= = 30000

(1)
4 + = 160000
4 ( 30000 ) + = 160000
120000+ = 160000
= 160000 - 120000 = 40000

( 100 )
100
150

200

:
= 100 150 = 15000
= 100 200 = 20000



( 101 )
: 2/32 3/42 4/52 ...


:
2/32
3/42
4/52
5/62
6/72
7/82

( 102 )
3 =130000
7 2 = 290000


:
= =
3 + = 130000
7 + 2 = 290000
(1) -2
-6 -2 = - 260000
7 + 2 = 290000

= 30000
(1)
3 + = 130000
3 ( 30000 ) + = 130000
90000 + = 130000
= 40000
= 40000





( 103 )
150 .

:
= 7 150 = 1050

|__|__|__|__|__|__|__|

( 104 )
= 27

:
+ (+1) + (+2) + (+3) + (+4)

+ (+1) = 27
2 + 1 = 27
2 = 27 - 1
2 = 26
= 13

= + 3
= 13 + 3
= 16

( 105 )
5 3
2
:
= (1/2) 5 3 = 15/2
= 4 (15/2) = 30
= 5 5 = 25

= 30 + 25 = 55
= 2 55 = 110

( 106 )
1200 1500 .

:
/ =
1200 / 1500 = / 100
= ( 1200 100 ) / 1500
= 80 %

( 107 )
^2/ =/=

) ( ) =/= ( )
) ( ) = ( )
) ( ) = ( )
) ( ) =/= ( )

:
( )
^2/ =/=
=/=
( )
: ( =/=)

( 108 )
0.4 40% =

:
100% 40% 140%
0.4

= (0.4140%)/100%
= 0.56



( 109 )
50


:
(+1) (+2) (+3) (+4)
+2 = 50
= 50 - 2
= 48

: 48 49 50 51 52
= 48 + 49 + 50 + 51 + 52
= 250

( 110 )
12 4 2

:
= ^2
4 = ^2
4 = ^2
2 =

= +
= 2 + 2 ^2
= 2 2 12 + 2 ( 2 )^2
= 48 + 8
= 56








(( ))
5
8
4


:
= 1/2
= 1/2 (45) 8
= 80

= 804 = 320

( 111 )
( )
220

:
=1/2 ===>> = 1/2
= 1/5 ===>> = 1/5

+ = 1/2 + 5 = 220
2
1/2 + 5 = 220
+ 10 = 440
11 = 440
= 40









( 112 )
,
= (1/9) ..


:

/2 = / 8

= 2/ 8
= /4

/3 = / 9

= /3

/ = 3/4

( 113 )
270 ^3 + ^3 = 1 ^3

:
1 ^3 = 1000 ^3

270 ^3 + ^3 = 1000 ^3
^3 = 1000 ^3 - 270^3
= 730 ^3









( 114 )
200000
40% . 10% .

:

100 % 40 % 140%
200000

= (200000140%)/100% = 280000

100% 10 % 90%
280000

= (280000 90%)/100% = 252000

= 280000 - 252000 = 28000

( 115 )
100
5
5
ɿ

:
= 4 = 100

= 100/4 = 25

= 25

= 16




( 116 )
:
(40/100) + (4/100) + (4/1000)

:
4/10 + 4/100 + 4/1000
0.4 + 0.04 + 0.004

0.400
0.040
0.004

0.444

( 117 )
((2/3)^2) (9/4)

:
(4 / 9) (9 / 4)
= ( (4/9) (9/4) )
= ( 1 )
= 1














( 118 )
5 10 8


:
5 8 3
3 10 - = 1
9
9 3 = 3
1
8 20

8:20

~ ~
3 ----> 9
3
1 ----> 3
----> 1

3 = 1
= 1/3
1/3 60 = 20

20 8:20











( 119 )

5 4


:
7


()


( )



(( ))
(( ))


( 120 )
30 40


:
= 30 40 = 1200
= (1/4) 1200 = 300
= (1/10) 1200 = 120
= 1200 - (300 +120)
= 1200 - 420
= 780





( 121 )
210/5 + 210/5 5/10 + 5/10

:
= 22 + 22
= 42
= (1/2) + (1/2)
= 2(1/2)
= 2

/ = 4 2/ 2 = 4


( 122 )
30 40


:
= 30 40 = 1200
= (1/4) 1200 = 300
= (1/10) 1200 = 120
= 1200 - (300 +120) = 1200 - 420 = 780














( 123 )
210/5 + 210/5 5/10 + 5/10

:

2
5 5

= 22 + 22
= 42
(5/10) = 1/2

= (1/2) + (1/2)
= 2(1/2)
= 2/2
2

= (2/2) (2/ 2 )
= 2 2 / 2
= 2

/ = 4 2/ 2 = 4














( 124 )
- = 10
^2 - ^2 = 20


:
^2 - ^2 = 20
(-)(+) =20
10 (+)=20
+ = 2

- = 10
+ = 2

2 = 12
= 6
(1)
- = 10
6 - = 10
- = 10 - 6
- = 4
= -4














( 125 )
264 150
1 2
2
:
+ 2 = 264
+ = 150
(2)
+ 2 = 264
- - = -150

= 114
(2)
+ = 150
+ 114 = 150
= 150 - 114
= 36
2 = 114
:
36 + 2(114) = 36 + 228 = 264
36 + 114 = 150

( 126 )
(-3/5) (-1/5)
:
(-3/5) (-5/1) = 3

( 126 )
2^ = 3
2^2
:
2^ 2^
= 2^2
= 3 3
= 9

( 127 )
28 2 2

:
: = =
= 2 ( + )
28 = 2 ( + )
14 = +

:
= - 2 = + 2
=
- 2 = + 2
= + 4

14 = + + 4
10 = 2
= 5

( 14 = + )
14 = + 5
= 14 - 5
= 9

= - 2 = 9 - 2 = 7
= + 2 = 5 + 2 = 7

= 7 7 = 49

( 128 )
10/(52)
:
10/(10)
= [10/(10)] [(10)/(10)]
=10(10)/10
=(10)
( 129 )
() =2^3 -^2 +8 -1

= -1
:

(-1)= 2(-1)^3 -(-1)^2 + 8(-1)-1
(-1) = -2 -1 -8 -1
(-1) = -12

( 130 )
5
Ͽ
:

=
(/5) 5 = 5
(/5) (1/5) = 5
(/25) = 5
= 125

:
125 5 = 25
25 5 = 5

( 131 )
32 10

:
= 32 10 = 3 2
3 2





( 132 )
7 32

:
=

3 - 7 = 32
3 = 32 + 7
3 = 39
= 13

( 133 )
( -2 ^2 ^2 )
= = 2
:

-2 (2)^2 (2)^2 = -2 2 2 = - 8

( 134 )
: 3 5 , 7 9 ...

:
(1/2)3 (1/3)5 (1/4)7 (1/5)9 (1/6)11 (1/7)13 ...

( 135 )
10% 8 50%

:
10 % = 8
(10/100) = 8
= 80

50 % 80
= (50/100) 80
= 40

( 136 )
( 2 , 6 , 12 20 30 ... )

:
2
2 + 4 = 6
6 + 6 = 12
12 + 8 = 20
20 + 10 = 30
30 + 12 = 42
42 + 14 =56
:


( 137 )
2.25 0.3


) 10
) 9
) 8
) 7

:

( ) 10 0.3 = 3 > 2.25
( ) 9 0.3 = 2.7 > 2.25
( ) 8 0.3 = 2.4 > 2.25
( ) 7 0.3 = 2.1 < 2.25







( 138 )

=


165
169
172
181

:
3 165

= 165
= 55

( 139 ) :
1 [(5)(2)]

:
1/(10)
10
(1/10) (10/ 10)
(10)/10

( 140 )
60 15%
:
15 % = 60
(15/100) = 60

= (60 100)/15
= 400



( 141 )
( 9^12 3^4) / (3^2) =

:
(9^12 3^4) / (3^2)
= (9^12 3^2)
= (3^24 3^2 )
= 3^26

( 142 )
96


:
= 6 ^2
96 = 6 ^2
16 = ^2
= 4

( 143 )
0.004 4 ..


) 16
) 1000
) 160
) 100
:


( ) 16 0.004 = 0.064
( ) 1000 0.004 = 4
( ) 160 0.004 = 0.64
() 100 0.004 = 0.4


( 144 )
= 25 % 120

:
25% 120
= (25/100) 120
= 30
= 30
5 = 30
= 6

( 145 )
3 ^(2 + 1) = 243
=

:
3^(2+1)=243
3^(2+1)=3^5
2+1 = 5
2=5-1
2 = 4
= 2




/
....
    





:
: 1944
: 17/04/2008
:
sms :

: : * ( )    26, 2010 8:20 am

90

_______________________________________________


    





:
: 40
: 25/10/2010
:
sms :

: : * ( )    26, 2010 7:30 pm

    
Q-f-k




:
: 155
: 26/03/2009
sms : http://t9meem.blogspot.com
www.youtube.com/user/7modyboy

: : * ( )    19, 2011 8:38 am


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