1247

\(1 = 12 - 4 - 7 \) \(2 = \sqrt{7 - \frac{ 12 }{ 4 }}\) \(3 = \frac{ 24 }{ 1 + 7 }\) \(4 = 7 - \frac{ 12 }{ 4 }\)
\(5 = \sqrt{42 - 17 }\) \(6 = 7 - 1^{24 }\) \(7 = 24 - 17 \) \(8 = 1^{24} + 7 \)
\(9 = 12 + 4 - 7 \) \(10 = \frac{ 12 }{ 4 } + 7 \) \(11 = 17 - 2 - 4 \) \(12 = \frac{ 21 \cdot 4 }{ 7 }\)
\(13 = 27 - 14 \) \(14 = 41 - 27 \) \(15 = 12 - 4 + 7 \) \(16 = 4 \cdot 7 - 12 \)
\(17 = 24 \cdot 1 - 7 \) \(18 = 21 + 4 - 7 \) \(19 = 14 - 2 + 7 \) \(20 = ( 12 - 7 ) \cdot 4 \)
\(21 = \frac{ 12 }{ 4 } \cdot 7 \) \(22 = 27 - 1 - 4 \) \(23 = 12 + 4 + 7 \) \(24 = 21 - 4 + 7 \)
\(25 = 42 - 17 \) \(26 = 47 - 21 \) \(27 = 1^{4} \cdot 27 \) \(28 = \frac{ 14^{2} }{ 7 }\)
\(29 = 71 - 42 \) \(30 = 17 \cdot 2 - 4 \) \(31 = 72 - 41 \) \(32 = 21 + 4 + 7 \)
\(33 = 2^{4} + 17 \) \(34 = \frac{ 17 \cdot 4 }{ 2 }\) \(35 = 47 - 12 \) \(36 = ( 7 - 4 ) \cdot 12 \)
\(37 = \frac{ 74 \cdot 1 }{ 2 }\) \(38 = 17 \cdot 2 + 4 \) \(39 = 17 - 2 + 4 !\) \(40 = 4 \cdot 7 + 12 \)
\(41 = 14 + 27 \) \(42 = ( 14 + 7 ) \cdot 2 \) \(43 = \frac{ 172 }{ 4 }\) \(44 = 47 - 1 - 2 \)
\(45 = 47 \cdot 1 - 2 \) \(46 = 41 - 2 + 7 \) \(47 = 71 - 24 \) \(48 = 42 - 1 + 7 \)
\(49 = \frac{ 14 }{ 2 } \cdot 7 \) \(50 = 41 + 2 + 7 \) \(51 = 27 \cdot 1 + 4 !\) \(52 = 21 + 4! + 7 \)
\(53 = 74 - 21 \) \(54 = 27 \cdot 1 \cdot \sqrt{4 }\) \(55 = 12 \cdot 4 + 7 \) \(56 = ( 12 - 4 ) \cdot 7 \)
\(57 = 4^{1 + 2} - 7 \) \(58 = 72 - 14 \) \(59 = 12 + 47 \) \(60 = ( 17 - 2 ) \cdot 4 \)
\(61 = 7^{\sqrt{4}} + 12 \) \(62 = 74 - 12 \) \(63 = 7^{2} + 14 \) \(64 = 4^{\frac{ 21 }{ 7 }}\)
\(65 = 71 - 2 - 4 \) \(66 = 17 \cdot 4 - 2 \) \(67 = 72 - 1 - 4 \) \(68 = 21 + 47 \)
\(69 = 71 + 2 - 4 \) \(70 = ( 7 - 2 ) \cdot 14 \) \(71 = 72 - 1^{4 }\) \(72 = 1^{4} \cdot 72 \)
\(73 = 71 - 2 + 4 \) \(74 = ( 2 - 1 ) \cdot 74 \) \(75 = 41 \cdot 2 - 7 \) \(76 = ( 12 + 7 ) \cdot 4 \)
\(77 = 21 \cdot 4 - 7 \) \(78 = ( 4 - 1 )! + 72 \) \(79 = 2 \cdot 4 + 71 \) \(80 = 12 \cdot 7 - 4 \)
\(81 = ( \frac{ 21 }{ 7 } )^{4 }\) \(82 = 12 \cdot 7 - \sqrt{4 }\) \(83 = \frac{ 4! }{ 2 } + 71 \) \(84 = ( 14 - 2 ) \cdot 7 \)
\(85 = \frac{ 4! }{ 2 } \cdot 7 + 1 \) \(86 = 12 + 74 \) \(87 = \frac{ 174 }{ 2 }\) \(88 = 12 \cdot 7 + 4 \)
\(89 = 41 \cdot 2 + 7 \) \(90 = 7^{2} + 41 \) \(91 = 21 \cdot 4 + 7 \) \(92 = ( 47 - 1 ) \cdot 2 \)
\(93 = 47 \cdot 2 - 1 \) \(94 = 47 \cdot 1 \cdot 2 \) \(95 = 21 + 74 \) \(96 = 14 \cdot 7 - 2 \)
\(97 = 71 + 2 + 4 !\) \(98 = ( 12 + \sqrt{4} ) \cdot 7 \) \(99 = ( 7 - \sqrt{4} )! - 21 \) \(100 = 14 \cdot 7 + 2 \)