3 4 6 8

All 100 targets have a solution.

\(1 = \frac{ 36 }{ 4 } - 8 \)
\(2 = \frac{ 68 }{ 34 }\)
\(3 = \frac{ 36 }{ 4 + 8 }\)
\(4 = \frac{ 36 - 4 }{ 8 }\)
\(5 = \sqrt{68 - 43 }\)
\(6 = \sqrt{34 - 6 + 8 }\)
\(7 = \frac{ 34 + 8 }{ 6 }\)
\(8 = 46 - 38 \)
\(9 = \frac{ 36 }{ 8 - 4 }\)
\(10 = \frac{ 48 }{ 3 } - 6 \)
\(11 = \frac{ 36 + 8 }{ 4 }\)
\(12 = 48 - 36 \)
\(13 = 3^{4} - 68 \)
\(14 = \frac{ 84 }{ \sqrt{36 } }\)
\(15 = 63 - 48 \)
\(16 = \frac{ 48 }{ 6 - 3 }\)
\(17 = \frac{ 34 }{ 8 - 6 }\)
\(18 = \frac{ 36 \cdot 4 }{ 8 }\)
\(19 = 83 - 64 \)
\(20 = 34 - 6 - 8 \)
\(21 = 84 - 63 \)
\(22 = 46 - 3 \cdot 8 \)
\(23 = \frac{ 46 }{ 8 - 3 ! }\)
\(24 = 36 - 4 - 8 \)
\(25 = 68 - 43 \)
\(26 = 64 - 38 \)
\(27 = ( \frac{ 4 \cdot 6 }{ 8 } )^{3 }\)
\(28 = 38 - 4 - 6 \)
\(29 = 43 - 6 - 8 \)
\(30 = 38 - \sqrt{64 }\)
\(31 = 63 - 4 \cdot 8 \)
\(32 = 34 + 6 - 8 \)
\(33 = 36 - \frac{ 4! }{ 8 }\)
\(34 = 68 - 34 \)
\(35 = 46 - 3 - 8 \)
\(36 = 34 - 6 + 8 \)
\(37 = 83 - 46 \)
\(38 = \frac{ 8 }{ 4 } + 36 \)
\(39 = 48 - 3 - 6 \)
\(40 = 36 - 4 + 8 \)
\(41 = 43 + 6 - 8 \)
\(42 = 48 - \sqrt{36 }\)
\(43 = 86 - 43 \)
\(44 = \sqrt{36} \cdot 8 - 4 \)
\(45 = 43 - 6 + 8 \)
\(46 = 38 + \sqrt{64 }\)
\(47 = \frac{ 6! }{ 8 } - 43 \)
\(48 = 84 - 36 \)
\(49 = \frac{ 3! }{ 6 } + 48 \)
\(50 = \frac{ 6 }{ 3 } + 48 \)
\(51 = 46 - 3 + 8 \)
\(52 = 86 - 34 \)
\(53 = 64 - 3 - 8 \)
\(54 = \sqrt{36} + 48 \)
\(55 = 6 \cdot 8 + 3 + 4 \)
\(56 = 68 - 3 \cdot 4 \)
\(57 = \frac{ 38 \cdot 6 }{ 4 }\)
\(58 = \frac{ 348 }{ 6 }\)
\(59 = 63 + 4 - 8 \)
\(60 = ( 8 - 4 )! + 36 \)
\(61 = 63 - \frac{ 8 }{ 4 }\)
\(62 = 4 \cdot 6 + 38 \)
\(63 = \sqrt{63^{\frac{ 8 }{ 4 }}}\)
\(64 = \frac{ 384 }{ 6 }\)
\(65 = \frac{ 8 }{ 4 } + 63 \)
\(66 = 3 \cdot 6 + 48 \)
\(67 = 63 - 4 + 8 \)
\(68 = ( 8 - 6 ) \cdot 34 \)
\(69 = 64 - 3 + 8 \)
\(70 = 3 \cdot 8 + 46 \)
\(71 = 83 - \sqrt{4} \cdot 6 \)
\(72 = \frac{ 36 }{ 4 } \cdot 8 \)
\(73 = \frac{ 438 }{ 6 }\)
\(74 = 86 - 3 \cdot 4 \)
\(75 = 83 - \sqrt{64 }\)
\(76 = ( 6 - 4 ) \cdot 38 \)
\(77 = 3^{\sqrt{4}} + 68 \)
\(78 = \frac{ 468 }{ 3 ! }\)
\(79 = 86 - 3 - 4 \)
\(80 = 3 \cdot 4 + 68 \)
\(81 = \frac{ 486 }{ 3 ! }\)
\(82 = 6 \cdot 8 + 34 \)
\(83 = \sqrt{83^{6 - 4 }}\)
\(84 = 36 + 48 \)
\(85 = 83 - 4 + 6 \)
\(86 = ( 8 - 6 ) \cdot 43 \)
\(87 = 84 - 3 + 6 \)
\(88 = 3 \cdot 8 + 64 \)
\(89 = 68 - 3 + 4 !\)
\(90 = \sqrt{36} + 84 \)
\(91 = \sqrt{64} + 83 \)
\(92 = \frac{ 368 }{ 4 }\)
\(93 = 83 + 4 + 6 \)
\(94 = 3! \cdot 8 + 46 \)
\(95 = 4 \cdot 8 + 63 \)
\(96 = \frac{ 48 }{ 3 } \cdot 6 \)
\(97 = \frac{ 6! }{ 4 } - 83 \)
\(98 = 3 \cdot 4 + 86 \)
\(99 = \frac{ 8! }{ 6! } + 43 \)
\(100 = 8^{\sqrt{4}} + 36 \)