Train your Brain

1
Train your Brain!
Mental maths calculations
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2

• 5 1

3

• 3 x 2

4

• 9 - 2

5

• 0 7

6

• 1 x 4

7
How many red numbers?

• 1 8 3
• 3 5 1 2
  
• 2 4 2
• 4 7 6
• 5 1 8

8

• 1 7

9
How many number 1s?

• 1 1
• 5 5 1 5
  
• 1
• 4
• 4 1
• 1 1

10

• 2 3

11

• 3 - 2

12

• 4 6

13

• 8 1

14
How many green numbers?

• 1 8 3
• 3 5 2 6
  
• 3 1 4
• 4 7 6
• 5 1 8

15

• 1 x 0

16

• 10 - 4

17

• 10 0

18

• 8 - 4

19

• 3 x 3

20
How many moving numbers?

• 1 8 3
• 3 5
• 2
• 2 4
• 5 1 8

21
How many red numbers?

• 1 8 3
• 3 5 1 2
  
• 2 4 2
• 4 7 6
• 5 1 3

22

• 1 1

23

• 4 x 1

24

• 1 9

25

• 2 - 2

26

• 6 1

27
How many number 8s?

• 1 8 3
• 3 5 1 2
  
• 8 4 2
• 4 7 8
• 5 1 3

28

• 2 x 5

29

• 9 - 1

30
How many yellow numbers?

• 1 8 3
• 5 5 1 5
  
• 2 4 5
• 4 7 6
• 5 1 8

31

• 9 x 1

32

• 0 4

33

• 7 2

34

• 9 - 6

35

• 5 x 2

36
How many growing numbers?

• 1 8 3
• 5
• 4 7 6
• 5
• 8 1
  3 4

37
How many number 2s?

• 1 8 3
• 3 5 1 2
  
• 2 4 2
• 4 7 6
• 5 1 8

38

• 3 7

39

• 10 - 4

40

• 0 4

41

• 2 - 0

42
How many spinning numbers?

• 1
• 5 5 1 5
  
• 1
• 4 1
• 1 1

43

• 3 4

44
How many pink numbers?

• 1 8 3
• 3 5 1 2
  
• 2 4 2
• 4 7 6
• 5 1 8

45

• 1 8

46

• 4 x 0

47

• 2 x 3

48

• 10 - 5

49
How many number 5s?

• 1 8 3
• 3 5 1 2
  
• 2 4
• 5 1 8

50

• 2 4

51
How many flashing numbers?

• 1 8 3
• 3
• 1 2
• 4 2
• 5 1 8

52

• 6 - 4

53

• 1 1

54

• 3 x 4

55
How many pink numbers?

• 1 8 3
• 3 5 1 2
  
• 2 4 2
• 4 7 6
• 5 1 8

56

• 7 4

57

• 8 - 4

58

• 2 6

59

• 9 - 7

60

• 10 x 0

61

• 6 4

62
How many yellow numbers?

• 1 8 3
• 5 5 1 5
  
• 2 4 5
• 4 7 6
• 5 1 8

63

• 3 - 1

64

• 1 5

65

• 4 x 2

66
How many green numbers?

• 1 8 3
• 3 5 2 6
  
• 3 1 4
• 4 7 6
• 5 1 8