|
. , . , , , .
, 54 ( 108), , . , , , 60 ( 120), . , , .
, .
- . , . – , , .
: , , . , , .
, , , . , , . , – , . !
( 54)
:
: . .
: , , . , . , , .
, , , , – . , , , , , .. . . , , , , , . – , . , , , .
, , , , , .
, , . :
|
|
|
---|---|---|
() |
100 |
( ), . |
() |
21 |
, . |
() |
39 |
, . , . |
() |
19,5 |
, . |
() |
19 |
, , (). |
1- (I) |
49 |
, , . |
2- (II) |
54 |
, . |
() |
12 |
. . . |
() |
47 |
. |
() |
60 |
, , . |
() |
41 |
. . |
() |
36 |
. |
() |
12,5 |
: . , . |
() |
17 |
, , . |
() |
13 |
. |
() |
29,5 |
. |
() |
35 |
. |
() |
44 |
. |
() |
11 |
. |
() |
X |
. |
(II) |
23,5 |
. |
() |
58 |
. |
() |
34 |
. |
() |
34 |
( ). |
() |
19 |
. |
|
.
(. 1).
.
(100 ) .
.1
.
(=21 ) .
.2
.
(=39 ) .
.3
.
18 – 19 . 18,5 .
.4
, , : , , .
.5
.
(19,5) 0,5 ( ) 1 :
1 = + 0,5 = 19,5 + 0,5 = 20 .
.6
.
1 (12,5) 1 2:
1 2 = : 2 – 1 = (12,5: 2)-1 = 5,25 .
2 2 1.
.7
.
1/3 (19) 1 1:
1 = 1/3 +1 = 19:3+1=7,3.
.8
.
1 (41) (39) 2:
12 = – = 41 – 39 = 2 .
2 . ( ).
.9
.
1 (36 ) .
.10
.
1 1/3 1 . .
.11
.
2 , 15 ( (13) 2 ), (. . 12). 1.
21=13+2=15.
2 1 .
.12
1, 2 , 12, .
.
2 21 1/3 ;
2=13:3=4,3.
8 1.
.13
21 2 2. 1 2 8 3. 31 .
.14
.
2 2 3. 3 2 .
.15
.
3 1 4, 4 ( . 16) .
.16
.
1 1/2 6 (60+3=63 ) II (54+4=58) 2:
1, 2 = (63-58) : 2 = 2,5. 4 2 .
.17
.
, ( , 2) 2-3 1. 1 2 . 1 1 2. 2 .
.18
.
1 3. 3 5, - 3. 3 4 4, 3 - 3 4.
.19
.
5 1 6 7, 4 4 ( . 20).
.20
.21
.
1 . 1 45—50 3. 3 . 2, 2, 2 . 4, 8, 5.
.22
.
4 II (54 + 4) ( 1 = 20 ) ( 12,5 ) 5:
45=58-20-12,5=25,5.
5 , 9.
.23
. 5 (12,5) 1 6:
56 = 12,5:2+1=7,25.
6 10 6.
.24
.
8 (44 ) 3
.25
.
3 1/3 !(19) 1 4:
34=19:3+1=7,3.
.26
.
3 1/3 (19) 1,5 5:
35 = 19:3+1,5=7,8.
4 5 , 1. 1 1,25 02. 5, 02 4 .
.27
.
4 (11 ) 7. 4 7 .
.28
.
4 , 47, (29,5 ) .
.29
.
2,5 1. .
.30
.
(12 ) . , , .
.31
.
II (54) CI (49) 1.
1 = II – I = 54 - 49= 5 . , , 5 . 1.
1 1 , , 14 2:
12 = 14.
.32
.
95, , 9 (35 ) 3.
.33
.
5 1/4 53 (4,5 ) 03. 03 — . , (. .54)
03 3 .
.34
. 2, , , ( 13) 4. 4, 03
6 , .
.35
.
10 1,5 11. 6 11 .
.36
.
11 1 12. 8 12 .
.37
.
6 1/2 (60+3=63 ) II (54+4=58) 7:
6 7 = (63-58) : 2 = 2,5.
12 7 .
.38
.
3 , ( , 57), 2-3 4. 7 4 . 4 1 5.
.39
.
3 2 6. 6 5 .
.40
.
75 8. 8 , 13 8. 8 6 , 8 - 2 5 9.
.41
.
13 1,25 14 15, 5 9.(. .42)
.42
.
, . , , . ( ), , .
.43
. 44
– . , , , «» , . , , .
, !
! http://www.newsewing.com/
"":
1 - ,
2 - ()
...
29 -
30 -
31 - . .
32 -
33 - 5 .
34 - . .
: | ܨ |