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Abacus Level 1 Median

Small friends +3

Hi there! 🌼 I hope by now you have a good understanding of how the small friend formulas work.

On the abacus, we have 8 small friend formulas.

Today, you'll be working on the small friend formula for +3 (Formula: +5, -2).

1 / 75

14

43

21 -67

2 / 75

14

23 -26

4

3 / 75

73

3

22

4 / 75

78 -55

3

5 / 75

22

41

3

21

6 / 75

32

34

7 / 75

12

13

3

8 / 75

77 -25

3

9 / 75

30

43

3

10 / 75

22

3

1

11 / 75

30

13

12 / 75

19 -7

3

13 / 75

99 -66

33

14 / 75

14

40

13

15 / 75

50

13 -1

16 / 75

44

33 -66

17 / 75

98 -56

3

40

18 / 75

34

3

2

19 / 75

63

3 -11

20 / 75

27 -16

12

3

21 / 75

411

12

11

126

135

134

124

22 / 75

14

20

3

23 / 75

24

3 -16

24 / 75

11

12

3

25 / 75

28 -6

53

26 / 75

30

4

3

27 / 75

21

3

28 / 75

33

3 -1

29 / 75

42

40

3

30 / 75

70

4

3 -62

31 / 75

28 -16

3

32 / 75

18 -5

3

33 / 75

11

13

3

34 / 75

57 -5

23

35 / 75

14

13

12

36 / 75

61

12

3

37 / 75

38 -6

13

38 / 75

33

50

3

39 / 75

29 -15

3

40 / 75

64

3 -15

41 / 75

44

3 -6

42 / 75

28 -5

3

43 / 75

39 -7

13

44 / 75

62

3

13

45 / 75

28 -16

3

46 / 75

611

11

13

624

634

625

635

47 / 75

14 -5

3

48 / 75

22

51

3

49 / 75

42

3 -25

50 / 75

12

4

51 / 75

32

3 -5

52 / 75

88 -66

33

53 / 75

60

2

3

23

54 / 75

40

30

2

3

55 / 75

53

3

21

56 / 75

32

11

3

57 / 75

52

13

12

58 / 75

53

14 -15

3

59 / 75

13

60 / 75

94

3 -81

61 / 75

13

23

33 -59

62 / 75

39 -6

3

63 / 75

24

40

23

64 / 75

212

22

13

249

248

247

246

65 / 75

19 -16

33

11

66 / 75

73

13 -61

67 / 75

12

13

40

68 / 75

44 -11

3

69 / 75

44 -1

3

70 / 75

41

2

3

71 / 75

88 -56

3

72 / 75

44 -6

13

73 / 75

33

34 -55

43

74 / 75

43 -1

3

75 / 75

319 -6

13

328

326

317

325

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