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:-

( )

 ( )
 ()


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:-

1) 2 (4+1)

2) 8 (5-3)2

3) 3+ 6 (5+4) 3-7

4) 3 + 4 23

 
1) 2 ( 4 +1 ) = 2 5 -------
= 10 --------
****************
2) 8 (5-3)2 = 8 (2)2 -------
= 8 4 ------
= 2 --------
****************
3)3+ 6 (5+4) 3 7 = 3 + 6 9 3 7 ----
= 3 + 54 3 7 ----
= 3 + 18 7 -----
= 21 7 -----
= 14 -----
****************

4) 3 + 4 23 = 3 + 4 9 -----
= 3 + 36 ------
= 39 ------

:-

1) 4-3 [ 4-2(6-3)] 2
2) 2 [ 3 (4-5)] + 1

3) 3 (23 + 1) (22 2 ) 4) 3+ 2-(4-2) +(3-5)2 


1) 4-3  4-2(6-3) 2 = 4 - 3 4-23 2 --
= 4-3  4-6 2 --
= 4 3 (-2 ) 2 --
= 4 +6 2 ---
= 4 + 3 ---
= 7 ---
****************
2) 2  3 (4-5) + 1 = 2 3 (-1) + 1 --
= 2 3+1  +1 ---
= 2 4 + 1 ----

= 8 + 1 ----
= 9 ----

****************

3) 3 (23 + 1) (22 2 ) = 3  (9+1) (4-2 )  --
= 3  10 - 2  ---
= 3 8
= 24

****************

4)3 + 2-(4-2) +(3-5)2  = 3+ 2 (2) + (-2)2 
= 3+ 2- (2) + 4)
= 3+ 2 - 2 + 4 
= 3 + 4 = 7
****************


:-

1)15 +7 + 1 2) 12 + 9 3
15 4 4 ( 17 8 )
3) 2 + 2 6 + 24 - 1
22 + 3

1) 15 + 7 + 1 = 22 + 1
15 4 11
= 2 + 1 = 3
****************
2) 12 + 9 3 = 12 + 3
4 ( 17 -8) 4 - 9
= 15 = - 3
5
****************
3) 2 + 2 6 + 24 1 = 2 + 12 + 24 1
22 + 3 4 + 3
= 14 + 24 1
7
= 2 + 16 1 = 17

****************

= 2 = 5 :
1) (+)2 2) ( )3

3) 10 ( 5 )2

 
1) (+ )2 = (2 + 5)2 = (7 )2 = 49

2) ( )3 = ( 5 2 )3 = (3)3 = 27

3) 10 ( 5 )2 = 10 2 5 ( 2 5)2
= 10 2 5 (-3)2 = 10 2 5 9
= 20 5 9 = 4 9 = 36



(1) :-

1)3 4-2 2) 26 -4 2 5

3) 6 +( 93) -5 4) (7-5) +10 5 6 2

5) 6+42+1 6) 26 + 33

7)14-8 32 4 8) 196 (7-5)2

9) 3+ 5+2(84) 10) 32 +  4 + ( 6 2 )

11) 2 -  (7-3) 2 2  12)  4 (5-2) - 1

13) 8-  3-(3-5) -  (4-2)3 -7  14) 12(22) 24 + 23

15) 5 (22-1) (22-2) 16) 2 -  ( 7 3 ) 3 

17) 4 ( 5 3 ) - 1 18) 3 +  5 + 2(8 4)

19) 23 6 3 20) 5 + 2 5 + 25 5
21+(3+1)2 22 + 1

21) (123 63 ) 4 5 22) 5 4 2 2 4


****************

(2) 16 4 + 3 = 9 = 6

(3) = 3(5+7)-4 = 4(8+2) 5
4

(4) = 2 = 5 :-
1) ( )2 2) 3)
3