1 of 13

22ο

ΣΤΟ ΤΕΤΡΑΔΙΟ

2 of 13

38

30

8

15

15

4

4

2

2

2

2

5

5

5

5

5

5

3 of 13

1 Χ 38 = 38

30 + 8 = 38

(2Χ15)+(2Χ4)=38

(6Χ5)+(4Χ2)=38

4 of 13

68

60

8

30

30

4

4

2

2

2

2

10

10

10

10

10

10

5 of 13

1 Χ 68 = 68

60 + 8 = 68

(2Χ30)+(2Χ4)=68

(6Χ10)+(4Χ2)=68

6 of 13

68

34

34

30

4

30

4

2

2

15

15

15

15

2

2

7 of 13

1 Χ 68 = 68

2 Χ 34 = 68

(30+4)+(30+4)=68

(4Χ15)+(4Χ2)=68

8 of 13

46

40

6

20

20

3

3

10

10

10

5

5

10

5

5

5

5

5

5

9 of 13

1 Χ 46 = 46

40 + 6 = 46

(2 Χ 20)+ (2 Χ3)= 46

(4 Χ10)+(2Χ3)=46

(8 Χ5)+(2Χ3)= 46

10 of 13

70

35

35

30

5

30

5

5

5

10

10

10

10

10

10

5

5

5

5

5

5

5

5

5

5

11 of 13

1 Χ 70 = 70

2 Χ 35 = 70

(2 Χ 30)+ (2 Χ5)= 70

(6 Χ10)+ (2Χ5)=70

(14 Χ 5) = 70

12 of 13

86

80

6

40

40

2

2

10

10

10

10

2

20

20

20

20

10

10

10

10

13 of 13

1 Χ 86 = 86

80+6= 86

(2 Χ 40)+ (3 Χ2)= 86

(4 Χ20)+ (3Χ2)=86

(8 Χ 10)+ (3Χ2)= 86