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9
2 20
5
2
4
5
7
: . 1
Xristos eva-edu
Xristos
:. 02/11/11
:
1) ( ).
2)
.
5.000 = x 2 -
+
75
x 65
..
+..
..
..
x............
..
..
..
+...
98
x 43
..
+..
..
.
x
..
..
..
+..
..
: . 2
Xristos
9
ONOMA .
: . 3
9
ONOMA .
: . 4
1. 10, 100, 1.000 10, 100, 1.000, 1 2 3 . . 4 10 = 40 22 10 = 220 312 10 = 3.120 6 100 = 49 100 = 105 100 = 3 1.000 = 17 1.000 = 200 100 =
2. : , , . 8 40 = 320 60 20 = 120 6 200 = 40 300 = 3 3.000 = 90 200 =
3. : - , , - , - . . 15 3 = ( 10 3) + ( 5 3) = 30 + 15 = 45
18 5 =
218 4 = (200 4) + (10 4) + ( 8 4 ) = 800 + 40 + 32 = 872
332 6 =
: _____________________________
: . 5
4. 1, 2, 3 .
.
/ 2 / 5 / 10
1 2 = 2 1 5 = 5 1 10 = 10
2 2 = 4 2 5 = 10 2 10 = 20
3 2 = 6 3 5 = 15 3 10 = 30
4 2 = 8 4 5 = 20 4 10 = 40
5 2 = 10 5 5 = 25 5 10 = 50
6 2 = 12 6 5 = 30 6 10 = 60
7 2 = 14 7 5 = 35 7 10 = 70
8 2 = 16 8 5 = 40 8 10 = 80
9 2 = 18 9 5 = 45 9 10 = 90
10 2 = 20 10 5 = 50 10 10 = 100
11 2 = 22 11 5 = 55 11 10 = 110
;
) 2: _________________________________
) 5: _________________________________
) 10 :________________________________
10.
20, 17, 340, 60, 205, 3.000, 9.010
5.
52, 45, 100, 2.005, 28, 90, 703
2.
8, 32, 90, 33, 20.000, 650, 44, 76,
: . 6
1. ( ). 0 1 2 3 4 5 6 7 8 9 10 0 1 7 2 16 3 12 4 20 5 40 6 42 7 8 48 9 18 10 2. :
8 15 = 8 10 + 8 5 = 12 15 = 10 15 + 2 15 = 10 + 5 = 80 + 40 = 120
10 + 2 = 150 + 30 = 180
7 16 = 17 16 = + +
6 18 = 13 19 = + +
3. : 9 : .. 9
: 9 : ..
12 :.. 12 :.
12 : ..
123 :
123 : 123 :.
: . 7
6 27 . ; 8 4 10 . ; : 65 6; 36 9 ; 110 10; 42 8 ; 90 5 ; 64 7;
( ) ( )
: . 8
: 9/11/06
. 1,2,3,4,5, . 1. 2,5 10.
2. :
810= 4100= 51000=
610= 45100= 811000=
1710= 40100= 1031000=
8310= 13100= 71000=
11310= 602100= 121000=
5010= 75100= 601000=
.. , .
5 1 = 2 1 = 10 1 = 5 2 = 22 = 10 2 = 5 3 = 23 = 10 3 = 5 4 = 24 = 10 4 = 5 5 = 25 = 10 5 = 5 6 = 26 = 10 6 = 5 7 = 27 = 10 7 = 5 8 = 28 = 10 8 = 5 9 = 29 = 10 9 = 5 10 = 210 = 10 10 =
2:
5:
10:
: . 9
. .
. . 1. 15 46 . ; : 2. 8 8 . ;( 25 .)
35 47 = 64 23 = 38 40 = 62 18 = 93 16 = 235 13 =
manolis-doxastakis
: . 10
: 3. 80 . 2 ; ( =30 ) : 4. 18 . 60 , ; : . .
2
80 47 630 92 58 36 1.004 391 5.013
5
305 1.203 609 100 285 1.240 67 570
10
manolis-doxastakis
: . 11
vrettosks.blogspot.gr
- : : ________________________________________________
1. : : : :
26 23 53 48 29
X 17 X 47 X 29 X 35 X 38
182
+ 26
442
16 12 23 8 35 9
(10X12) (6X12)
120 72
192
: . 12
vrettosks.blogspot.gr
(25 16) (23 X 18)
10 + 6
20
+
5
200+120+50+30=400
358 X 6=(300 X 6) + (50 X 6) + (8 X 6) = 1.800 + 300 + 48 = 2.148
427 X 5=() + () + () = + + =
278 X 9=() + () + () = + + =
x 10 170 x 10 x 100 1.700 x 100
x 1.000 17.000 x 1.000
2. (.. (.. (.. (.. 20 5, 54=20)
5, 10, 12, 15, 17, 20, 23, 25
7, 9, 14, 19, 21, 28, 32, 35
9, 16, 18, 22, 27, 31, 36, 45
200 (20 X 10)
120 (20 X 6)
50 (5 X 10)
30 (5 X 6)
( ..)
()
(.)
()
17 12
5
7
9
: . 13
2
1.:
34= 42= 54= 82=68= 95= 39= 39=25= 69= 44= 79=97= 78= 27= 64=84= 33= 31= 310=
2.:
25
43
19
22
x 13
x 12 x 24 x 20
1.12.4.;
2. . 6 4 .;
3. 16 . 25 . ;
4.150.10.;
giannis 2013
: . 14
giannis 2013
1. 16 . 25 .
:
:(16),(25):
16..
:2516=400:400.
: . 15
1. . 44 10 = ________ 57 10 = ________ 35 10 = _______ 34 100 = ________ 27 100 = ________ 42 10 = _______ 39 100 = ________ 15 1.000 = ________ 67 100 =_______ 2.
.
3. . 54 9 = (50 + 4) 9 = (50 9) + (4 9) = 450 + 36 = 486 68 7 = . 36 8 = . 91 6 = . 88 5 = .
23 40
23 4 10 92 10 920
38 70 46 90
24 300 53 600 87 500
: . 16
4. .
/ 1 12 9 2 11 4 3 25 8 4 18 5 5 50 1
5. 100. 3: _______________________________________________________________ _______________________________________________________________________ 5: _______________________________________________________________ _______________________________________________________________________ 7: _______________________________________________________________ _______________________________________________________________________ 8: _______________________________________________________________ _______________________________________________________________________ .
3
5
7
8
24 35 48 75 99
6. .
1. 6 8 3 8 : . . .
2. 4 7 8 7: . . .
3. 2 9 4 9: . . .
: . 17
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