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Maths tricks


Arithmetic Trick

  • Think of any 2-digit number.
  • Subtract from the number the sum of its digits.
  • Find the result in the table below.
  • Look at the corresponding image for a few seconds.
  • When ready, press the CHECK button.
  • To start again, press the RESET button.

49
38
20
33
71
43
24
46
7
14
13
47
18
31
3
85
1
95
11
15
84
57
70
75
76
10
21
44
63
74
22
39
36
90
12
79
64
69
42
68
17
37
67
60
89
55
8
93
9
58
2641
25
83
50
80
28
53
23
45
61
48
82
5
52
30
59
4
94
6
40
27
62
96
88
78
29
54
66
32
2
51
73
77
35
92
16
65
81
56
87
86
91
34
19
72