Abacus level-6 (mul 1by4 2by2)

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Abacus Competition

Abacus Level -6 (mul 2 by 2 and 1 by 4 )

1 / 75

84 X 4

2 / 75

72 X 7

3 / 75

22 X 7

4 / 75

44 X 9

5 / 75

20 X 7

6 / 75

55 X 9

7 / 75

32 X 9

8 / 75

72 X 5

9 / 75

91 X 9

10 / 75

22 X 6

11 / 75

43 X 6

12 / 75

41 X 5

13 / 75

85 X 8

14 / 75

94 X 7

15 / 75

50 X 4

16 / 75

11 X 7

17 / 75

539 X 4

18 / 75

30 X 3

19 / 75

81 X 7

20 / 75

483 X 9

21 / 75

205 X 6

22 / 75

89 X 8

23 / 75

15 X 7

24 / 75

319 X 3

25 / 75

748 X 9

26 / 75

84 +25 -59

27 / 75

42 +50 -35

28 / 75

64 +88 -56

29 / 75

42 +34 -68

30 / 75

54 +68 -60

31 / 75

36 +37 -55

32 / 75

27 +94 -65

33 / 75

53 +72 -75

34 / 75

67 +94 -60

35 / 75

12 +79 -74

36 / 75

866 - 156

37 / 75

611 - 294

38 / 75

975 - 358

39 / 75

718 - 396

40 / 75

607 - 237

41 / 75

593 - 174

42 / 75

580 - 362

43 / 75

654 - 437

44 / 75

761 - 185

45 / 75

696 - 333

46 / 75

917 X 3

47 / 75

292 X 3

48 / 75

478 X 9

49 / 75

738 X 4

50 / 75

976 X 9

51 / 75

458 X 6

52 / 75

791 X 5

53 / 75

897 X 5

54 / 75

139 X 8

55 / 75

221 X 5

56 / 75

959 X 5

57 / 75

112 X 8

58 / 75

495 X 3

59 / 75

609 X 3

60 / 75

311 X 8

61 / 75

212 + 921

62 / 75

467 + 568

63 / 75

223 + 370

64 / 75

511 + 610

65 / 75

527 + 556

66 / 75

338 + 841

67 / 75

703 + 960

68 / 75

808 + 529

69 / 75

456 + 555

70 / 75

712 + 917

71 / 75

536 + 148

72 / 75

662 + 250

73 / 75

344 + 215

74 / 75

138 + 117

75 / 75

284 + 990