92 of 100 targets have a solution.
\(1 = \frac{ 14 - 7 }{ 7 }\)
\(2 = \frac{ 14 }{ \sqrt{7 \cdot 7 } }\)
\(3 = 74 - 71 \)
\(4 = \sqrt{71 - 7} - 4 \)
\(5 = 7 - \frac{ 14 }{ 7 }\)
\(6 = \sqrt{77 - 41 }\)
\(7 = \sqrt{7^{\frac{ 14 }{ 7 }}}\)
\(8 = \sqrt{17 + 47 }\)
\(9 = \frac{ 14 }{ 7 } + 7 \)
\(10 = \sqrt{74 + 7} + 1 \)
\(11 = 4 \cdot 7 - 17 \)
\(12 = 17 + \sqrt{4} - 7 \)
\(13 = 14 - \frac{ 7 }{ 7 }\)
\(14 = \frac{ 14 }{ 7 } \cdot 7 \)
\(15 = \frac{ 7 }{ 7 } + 14 \)
\(16 = \frac{ 71 - 7 }{ 4 }\)
\(17 = 4 - 1 + 7 + 7 \)
\(18 = 1 \cdot 4 + 7 + 7 \)
\(19 = \frac{ 77 - 1 }{ 4 }\)
\(20 = 17 - 4 + 7 \)
\(21 = \frac{ 147 }{ 7 }\)
\(22 = 17 - \sqrt{4} + 7 \)
\(23 = ( 7 - 4 )! + 17 \)
\(24 = 71 - 47 \)
\(25 = ( 1 + 7 ) \cdot 4 - 7 \)
\(26 = 17 + \sqrt{4} + 7 \)
\(27 = 41 - 7 - 7 \)
\(28 = 14 + 7 + 7 \)
\(29 = 1^{7} + 4 \cdot 7 \)
\(30 = 47 - 17 \)
\(31 = \sqrt{4} \cdot 7 + 17 \)
\(32 = 7^{\sqrt{4}} - 17 \)
\(33 = ?\)
\(34 = 17 + 4! - 7 \)
\(35 = 7 \cdot 7 - 14 \)
\(36 = 77 - 41 \)
\(37 = 4! - 1 + 7 + 7 \)
\(38 = \frac{ 77 - 1 }{ \sqrt{4 } }\)
\(39 = 47 - 1 - 7 \)
\(40 = ( 17 - 7 ) \cdot 4 \)
\(41 = 41 - 7 + 7 \)
\(42 = \frac{ 7 }{ 7 } + 41 \)
\(43 = 71 - 4 \cdot 7 \)
\(44 = 7 \cdot 7 - 1 - 4 \)
\(45 = 4 \cdot 7 + 17 \)
\(46 = 47 - 1^{7 }\)
\(47 = 1^{7} \cdot 47 \)
\(48 = 1^{7} + 47 \)
\(49 = 7^{\frac{ 14 }{ 7 }}\)
\(50 = 1^{4} + 7 \cdot 7 \)
\(51 = ( 7 - 4 ) \cdot 17 \)
\(52 = 77 - 1 - 4 !\)
\(53 = 47 - 1 + 7 \)
\(54 = 47 \cdot 1 + 7 \)
\(55 = 41 + 7 + 7 \)
\(56 = ( 1^{4} + 7 ) \cdot 7 \)
\(57 = 74 - 17 \)
\(58 = ( 1 + 7 ) \cdot 7 + \sqrt{4 }\)
\(59 = ?\)
\(60 = 71 - 4 - 7 \)
\(61 = 17 \cdot 4 - 7 \)
\(62 = 71 - \sqrt{4} - 7 \)
\(63 = 77 - 14 \)
\(64 = 17 + 47 \)
\(65 = 71 - ( 7 - 4 )!\)
\(66 = 74 - 1 - 7 \)
\(67 = 74 \cdot 1 - 7 \)
\(68 = 71 + 4 - 7 \)
\(69 = \sqrt{1^{7} + 7!} - \sqrt{4 }\)
\(70 = ( 4 - 1 + 7 ) \cdot 7 \)
\(71 = 77 - ( 4 - 1 )!\)
\(72 = 77 - 1 - 4 \)
\(73 = 74 - 1^{7 }\)
\(74 = 71 - 4 + 7 \)
\(75 = 17 \cdot 4 + 7 \)
\(76 = 77 - 1^{4 }\)
\(77 = 1^{4} \cdot 77 \)
\(78 = 1^{4} + 77 \)
\(79 = 77 \cdot 1 + \sqrt{4 }\)
\(80 = 74 - 1 + 7 \)
\(81 = 74 \cdot 1 + 7 \)
\(82 = 71 + 4 + 7 \)
\(83 = ( 4 - 1 )! + 77 \)
\(84 = ( 1 + 4 + 7 ) \cdot 7 \)
\(85 = ( 7 - \sqrt{4} ) \cdot 17 \)
\(86 = ?\)
\(87 = ?\)
\(88 = 71 + 4! - 7 \)
\(89 = ?\)
\(90 = 7 \cdot 7 + 41 \)
\(91 = 14 + 77 \)
\(92 = ?\)
\(93 = ?\)
\(94 = ?\)
\(95 = 17 \cdot 7 - 4 !\)
\(96 = ( 17 + 7 ) \cdot 4 \)
\(97 = 4! \cdot 7 - 71 \)
\(98 = \sqrt{7 \cdot 7} \cdot 14 \)
\(99 = 4 \cdot 7 + 71 \)
\(100 = ( 17 - 7 )^{\sqrt{4 }}\)