98 of 100 targets have a solution.
\(1 = 79 - 78 \)
\(2 = \frac{ \frac{ 98 }{ 7 } }{ 7 }\)
\(3 = \sqrt{\frac{ 79 - 7 }{ 8 }}\)
\(4 = \sqrt{\sqrt{9}^{8}} - 77 \)
\(5 = 77 - 8 \cdot 9 \)
\(6 = ( 9 - 7 ) \cdot 7 - 8 \)
\(7 = \frac{ 98 }{ 7 } - 7 \)
\(8 = 87 - 79 \)
\(9 = \frac{ 79 - 7 }{ 8 }\)
\(10 = 97 - 87 \)
\(11 = \frac{ 8 }{ 9 - 7 } + 7 \)
\(12 = 89 - 77 \)
\(13 = \frac{ 97 + 7 }{ 8 }\)
\(14 = \frac{ 98 }{ \sqrt{7 \cdot 7 } }\)
\(15 = 78 - 7 \cdot 9 \)
\(16 = 8 - \frac{ 7 }{ 7 } + 9 \)
\(17 = 7 - 7 + 8 + 9 \)
\(18 = \frac{ 7 }{ 7 } + 8 + 9 \)
\(19 = 97 - 78 \)
\(20 = \frac{ 78 }{ \sqrt{9}! } + 7 \)
\(21 = 98 - 77 \)
\(22 = \frac{ 87 }{ \sqrt{9} } - 7 \)
\(23 = 79 - 7 \cdot 8 \)
\(24 = 87 - 7 \cdot 9 \)
\(25 = \sqrt{77 \cdot 8 + 9 }\)
\(26 = ?\)
\(27 = \sqrt{\frac{ 7 }{ 7 } + 8} \cdot 9 \)
\(28 = \sqrt{787 - \sqrt{9 }}\)
\(29 = 77 - 8 \cdot \sqrt{9 }!\)
\(30 = ( 7 + 8 ) \cdot ( 9 - 7 )\)
\(31 = 7 + 7 + 8 + 9 \)
\(32 = 7 \cdot 7 - 8 - 9 \)
\(33 = \frac{ 78 }{ \sqrt{9} } + 7 \)
\(34 = ( 7 + 7 ) \cdot \sqrt{9} - 8 \)
\(35 = \frac{ ( 7 + 8 ) \cdot 7 }{ \sqrt{9 } }\)
\(36 = \frac{ 87 }{ \sqrt{9} } + 7 \)
\(37 = \frac{ 7 }{ 7 } + \sqrt{\sqrt{\sqrt{9}!^{8 }}}\)
\(38 = 7 \cdot 7 - 8 - \sqrt{9 }\)
\(39 = \frac{ 78 }{ 9 - 7 }\)
\(40 = 89 - 7 \cdot 7 \)
\(41 = 97 - 7 \cdot 8 \)
\(42 = ( 7 + 8 - 9 ) \cdot 7 \)
\(43 = ( 8 - \sqrt{9} )! - 77 \)
\(44 = 7 \cdot 7 - 8 + \sqrt{9 }\)
\(45 = 87 - 7 \cdot \sqrt{9 }!\)
\(46 = 7 \cdot 8 - 7 - \sqrt{9 }\)
\(47 = \sqrt{7 \cdot 7} \cdot 8 - 9 \)
\(48 = \frac{ 7! }{ 97 + 8 }\)
\(49 = 98 - 7 \cdot 7 \)
\(50 = 7 \cdot 7 - 8 + 9 \)
\(51 = \sqrt{\sqrt{7^{8}}} - 7 + 9 \)
\(52 = 7 \cdot 8 - 7 + \sqrt{9 }\)
\(53 = 77 - 8 \cdot \sqrt{9 }\)
\(54 = ( 7 + 7 - 8 ) \cdot 9 \)
\(55 = \sqrt{7 \cdot 7} \cdot 9 - 8 \)
\(56 = ( 9 - ( 8 - 7 ) ) \cdot 7 \)
\(57 = 78 - 7 \cdot \sqrt{9 }\)
\(58 = 778 - \sqrt{9 }!!\)
\(59 = \sqrt{7 \cdot 7} \cdot 8 + \sqrt{9 }\)
\(60 = 77 - 8 - 9 \)
\(61 = ?\)
\(62 = 78 - 7 - 9 \)
\(63 = ( 8 - \frac{ 7 }{ 7 } ) \cdot 9 \)
\(64 = 79 - 7 - 8 \)
\(65 = 78 - 7 - \sqrt{9 }!\)
\(66 = 77 - 8 - \sqrt{9 }\)
\(67 = 787 - \sqrt{9 }!!\)
\(68 = 78 - 7 - \sqrt{9 }\)
\(69 = 7 \cdot 8 + 7 + \sqrt{9 }!\)
\(70 = ( 8 - 7 + 9 ) \cdot 7 \)
\(71 = 87 - 7 - 9 \)
\(72 = 77 - 8 + \sqrt{9 }\)
\(73 = \frac{ 7 }{ 7 } + 8 \cdot 9 \)
\(74 = 78 - 7 + \sqrt{9 }\)
\(75 = 89 - 7 - 7 \)
\(76 = 77 + 8 - 9 \)
\(77 = ( 9 - 8 ) \cdot 77 \)
\(78 = 77 - 8 + 9 \)
\(79 = ( 8 - 7 ) \cdot 79 \)
\(80 = 78 - 7 + 9 \)
\(81 = ( \frac{ 7 }{ 7 } + 8 ) \cdot 9 \)
\(82 = 97 - 7 - 8 \)
\(83 = 87 - 7 + \sqrt{9 }\)
\(84 = 98 - 7 - 7 \)
\(85 = 87 + 7 - 9 \)
\(86 = 8 \cdot 9 + 7 + 7 \)
\(87 = \sqrt{87^{9 - 7 }}\)
\(88 = 89 - \frac{ 7 }{ 7 }\)
\(89 = 87 - 7 + 9 \)
\(90 = \frac{ 7 }{ 7 } + 89 \)
\(91 = 87 + 7 - \sqrt{9 }\)
\(92 = ( 7 + 7 ) \cdot \sqrt{9}! + 8 \)
\(93 = \frac{ \frac{ 7! }{ 7 } }{ 8 } + \sqrt{9 }\)
\(94 = 77 + 8 + 9 \)
\(95 = \sqrt{\sqrt{9}^{8}} + 7 + 7 \)
\(96 = 97 + 7 - 8 \)
\(97 = ( 8 - 7 ) \cdot 97 \)
\(98 = 97 - 7 + 8 \)
\(99 = \frac{ 7 }{ 7 } + 98 \)
\(100 = 87 + 7 + \sqrt{9 }!\)