Wednesday, April 20, 2011

The five fives problem

Please complete the list: (only the digit 5 is allowed)

1 =
2 =
3 = ((55 / 5) - 5) * .5
4 = (5 / (5 / 5)) - (5 / 5)
5 = 5 / (55 / 55)
6 = (5 - (5 / 5) - (5 / 5)) !
7 = 5 + 5/5 + 5/5
8 = (5 + (55 / 5)) * .5
9 =
10 = ((5 !) / (5 + (5 / 5))) * .5
11 =
12 =
13 = ((5 !) / 5) - (55 / 5)
14 = 5 + 5 + 5 - (5 / 5)
15 = .5 * (5 + 5/5) * 5
16 = 5 + 5 + 5 + (5 / 5)
17 =
18 =
19 = ((5 !) / 5) - (5 / .5) + 5
20 =
21 =
22 =
23 = ((5 - (5 / 5)) !) - (5 / 5)
24 = 5 * 5 - (5/5)^5
25 = (5 / .5) + (5 / .5) + 5
26 = 5 * 5 + (5/5)^5
27 =
28 =
29 = ((5 !) / 5) + (5 / .5) - 5
30 = ((55/5) - 5) * 5
31 =
32 = ((5/5) + (5/5))^5
33 =
34 = ((5 - (5 / 5)) !) + (5 / .5)
35 =
36 =
37 = (((5 + 5) / 5)^5) + 5
38 =
39 = ((5 !) / 5) + (5 / .5) + 5
40 =
41 =
42 =
43 = ((5 !)/5) + ((5 !)/5) - 5
44 = 55 - (55 / 5)
45 = 5 * (5 + 5 - (5 / 5))
46 =
47 =
48 =
49 = (.5 * (5 !)) - (55 / 5)
50 =
51 =
52 =
53 = ((5!)/5) + ((5!)/5) + 5
54 =
55 =
56 =
57 =
58 =
59 =
60 = (5 !) / ((5 / 5) + (5 / 5))
61 =
62 =
63 =
64 =
65 =
66 = (55 / 5) + 55
67 =
68 =
69 =
70 =
71 = (.5 * (5 !)) + (55 / 5)
72 =
73 =
74 =
75 =
76 =
77 =
78 =
79 =
80 = 5 * (5 + (55 / 5))
81 =
82 =
83 =
84 =
85 =
86 =
87 =
88 =
89 =
90 =
91 =
92 =
93 =
94 =
95 =
96 = (((5 !) / .5) + ((5 !) / .5)) / 5
97 =
98 =
99 =
100 = 5 * (5 - (5 / 5)) * 5
101 =
102 =
103 =
104 =
105 =
106 = (555 / 5) - 5
107 =
108 =
109 =
110 =
111 =
112 =
113 =
114 =
115 =
116 = (555 / 5) + 5
117 =
118 =
119 =
120 = (5 + (5 / 5) - (5 / 5)) !
121 =
122 =
123 =
124 =
125 =
126 =
127 =
128 =
129 =
130 = ((5^5) / (5 * 5)) + 5
131 =
132 =
133 =
134 =
135 =
136 =
137 =
138 =
139 = ((((5 + (5/5)))!/5) - 5)
140 = (.5*(5 + (5*55)))
141 = ((5)! + ((5 + (5 +.5))/.5))
142 = ((5)! + ((55/.5)/5))
143 = ((((5 + (5/5)))! - 5)/5)
144 = ((((55/5) - 5))!/5)
145 = ((5*(5 + (5*5))) - 5)
146 = ((5)! + ((5/5) + (5*5)))
147 = ((5)! + ((.5*55) - .5))
148 = ((5)! + (.5 + (.5*55)))
149 = (5 + (((5 + (5/5)))!/5))
Posted by at

42 comments:

  1. AnonymousNovember 7, 2013 at 2:23 PM

    13 can also be 5! Divided by 5+5+.5+.5

    ReplyDelete
  2. UnknownOctober 31, 2017 at 10:50 AM

    1 = (55/5)-5-5

    ReplyDelete
  3. UnknownOctober 5, 2018 at 3:41 AM

    (5-5)•5+5/5=1

    ReplyDelete
  4. UnknownMarch 6, 2019 at 10:24 AM

    55-(5*5)+5=35

    ReplyDelete
  5. UnknownJanuary 7, 2020 at 7:02 PM

    125 = 5^5-5(5!x5)

    ReplyDelete
  6. pavellunaSeptember 28, 2020 at 7:16 AM

    (5+5)/(5*5/5)=2

    ReplyDelete
  7. pavellunaSeptember 28, 2020 at 7:22 AM

    (5*5)-((5*5)/5)=20

    ReplyDelete
  8. pavellunaSeptember 28, 2020 at 7:24 AM

    55-((5*5)/5)=50

    ReplyDelete
  9. pavellunaSeptember 28, 2020 at 7:29 AM

    55-((5-5)*5)=55

    ReplyDelete
  10. pavellunaSeptember 28, 2020 at 7:38 AM

    55+((5+5)/5)=57

    ReplyDelete
  11. pavellunaSeptember 28, 2020 at 7:41 AM

    55+5+5/5=61

    ReplyDelete
  12. pavellunaSeptember 28, 2020 at 7:43 AM

    5*5*5+5+5=135

    ReplyDelete
  13. pavellunaSeptember 28, 2020 at 7:49 AM

    (5!+(5/5))*(5/5)=121

    ReplyDelete
  14. pavellunaSeptember 28, 2020 at 7:50 AM

    (5!+(5/5))+(5/5)=122

    ReplyDelete
  15. pavellunaSeptember 28, 2020 at 7:55 AM

    (5!/(5+5))*(5/5)=12

    ReplyDelete
  16. pavellunaSeptember 28, 2020 at 7:56 AM

    (5!/(5+5))-(5/5)=11

    ReplyDelete
  17. pavellunaSeptember 28, 2020 at 8:00 AM

    55+55+5=115

    ReplyDelete
  18. pavellunaSeptember 28, 2020 at 8:01 AM

    (5!-(5/5))*(5/5)=119

    ReplyDelete
  19. pavellunaSeptember 28, 2020 at 8:02 AM

    (5!-(5/5))-(5/5)=118

    ReplyDelete
  20. pavellunaSeptember 28, 2020 at 8:09 AM

    5*(5+5)+(5/5)=51

    ReplyDelete
  21. pavellunaSeptember 28, 2020 at 11:37 AM

    5+5*5+(5/5)=31

    ReplyDelete
  22. pavellunaSeptember 28, 2020 at 12:18 PM

    ((5*5-5)/5)+5=9

    ReplyDelete
  23. pavellunaSeptember 29, 2020 at 7:04 AM

    5!/5-(5/5)-5=18

    ReplyDelete
  24. pavellunaSeptember 29, 2020 at 7:16 AM

    5!/5+(5/5)-5=21

    ReplyDelete
  25. pavellunaSeptember 29, 2020 at 7:23 AM

    (5!+5!)/5+(5+5)=58

    ReplyDelete
  26. pavellunaSeptember 29, 2020 at 7:24 AM

    (5!+5!)/5+(5-5)=48

    ReplyDelete
  27. pavellunaSeptember 29, 2020 at 7:27 AM

    (5!+5!)/5-(5+5)=38

    ReplyDelete
  28. pavellunaSeptember 29, 2020 at 7:33 AM

    (5!+5!+5!)/5+5=77

    ReplyDelete
  29. pavellunaSeptember 29, 2020 at 7:33 AM

    (5!+5!+5!)/5-5=72

    ReplyDelete
  30. pavellunaSeptember 29, 2020 at 7:52 AM

    (555+5!)/5=135

    ReplyDelete
  31. pavellunaSeptember 29, 2020 at 7:55 AM

    (5+5+5+5!)/5=27

    ReplyDelete
  32. pavellunaSeptember 29, 2020 at 7:59 AM

    (5*5*5+5!)/5=49

    ReplyDelete
  33. pavellunaSeptember 30, 2020 at 6:54 AM

    (5+5)/5+5!-5=117

    ReplyDelete
  34. pavellunaSeptember 30, 2020 at 6:59 AM

    (5+5)/5+(5!+5)=127

    ReplyDelete
  35. pavellunaSeptember 30, 2020 at 7:01 AM

    (5/5)+5+(5!+5)=131

    ReplyDelete
  36. pavellunaSeptember 30, 2020 at 7:09 AM

    (5!-5)-(5+5)/5=113

    ReplyDelete
  37. pavellunaSeptember 30, 2020 at 7:15 AM

    5!-(5*5)+(5-5)=95

    ReplyDelete
  38. pavellunaSeptember 30, 2020 at 7:16 AM

    5!-(5*5)+(5+5)=105

    ReplyDelete
  39. pavellunaSeptember 30, 2020 at 7:21 AM

    This comment has been removed by the author.

    ReplyDelete
  40. pavellunaOctober 1, 2020 at 6:27 AM

    ((5^5)/(5*5))-5=125

    ReplyDelete
  41. pavellunaOctober 1, 2020 at 7:43 AM

    5!-(5*5)+(5/5)=96

    ReplyDelete
  42. pavellunaOctober 1, 2020 at 7:44 AM

    5!-(5*5)-(5/5)=94

    ReplyDelete

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