- - - |
(, .) . , , .
, , (), . , , . , . , - .
: , , , , , () (). , . . . , . , , , () , .
:
– = 38
– = 52
-
= 106
-
= 104
-
= 77
- = 22
,
( = 48 ).
:
( = 36 )
( = 32 ).
1. , :
: = – 3 = 104 – 3 = 101 .
(3 - ,
).
.

:
= – + = 104 – 77 + 0
= 27 ,
– (0-6 )
:
= / 3 = 27 / 3 = 9 .
:
= - = 104 - 48 = 56
, , , , .
2. :
1= 1/2 ( + ) = 1/2 (52 + 0 )
= 26 ,
0 4 .
1 , 1, 1.
3. :
12= 1/10 ( + ) = 1/10 (52 + 0 )
= 5,2 .
4. :
3 = 0,3 ( + ) = 0,3 52 = 15,6
5. :
12 = 1/2 ( + ) + ,
– , 3 – 8 (3 – , 8 – )
– 1,5 - 2,5 . , .
12 = 1/2 (38 + 3 ) + 2 = 22,5
6. :
23 = – = 106 – 104 = 2 .
7. :
12 = 13 = 1/2 ( – 2 )
= 1/2 (22 – 2 ) = 10
: 12 = 13 = 1/4 ( + 0-1,5 )
8. : 21 = 13 = 21 +
: 21 = 13 = 1/4 ( + – 4 )
9. 3, , , , 2 – ( 0,3-0,7 – ; 0-0,4 – ), , 2.
0,5 .
10. 2 3 0,3-0,7 3 3 .
11. 1, 1, 4, 2. 4 1 2,5-3,5 .
12. 2, 1 (6), 3, 16 = 0-1 .
1. :
2 = 1/10 ( + ) – 2 = 5,2 – 2 = 3,2
2. : 42= 35 = 2 , 42 = 35 = 2

3. :
23 = ( + ) – 1
= 52 – 26 = 26
3 , 5.
4. :
56 = 1/4 ( + ) = 1/4 52
= 13
5. :
34 = 1/20 ( + ) – 0,3-0,5
= 1/20 52 – 0,3 = 2,3
6. 2 4, 4 11.
44 = 11 = 18
7. :
- 4
1/2 ( + ) + ,
–
1,5-3 .
45 = 1/2 (38 + 3 ) + 2,5
= 23
- 2
3.
25 = 3
8. 2 4,
7.
9. 5, 2, 7 , 7 4 , , 4.
74:
10. 6 0,7-1,5 .
11. 8 5 0,5-1 5 5 – .
12. 4 4 9, 8. 9 5 3-4 .
13. 4, 1 (7), 5, 17 = 0-1 . ()
. , .
, , – .
. , . , , .
1. , , 0-4.
2. 2-4.3. , 4-10. , .
4. , ( ) 0-4.
" - ":
1 - .
2 - "" .
...
7 -
8 - . -
9 - - - -
| : |