99 of 100 targets have a solution.
\(1 = ( 999 \cdot 0 )!\)
\(2 = \sqrt{9} - 99^{0 }\)
\(3 = \sqrt{99 - 90 }\)
\(4 = 99^{0} + \sqrt{9 }\)
\(5 = \frac{ 90 }{ 9 + 9 }\)
\(6 = \sqrt{99 - 90 }!\)
\(7 = \frac{ 90 }{ 9 } - \sqrt{9 }\)
\(8 = 9 - 99^{0 }\)
\(9 = 99 - 90 \)
\(10 = 99^{0} + 9 \)
\(11 = \frac{ 90 + 9 }{ 9 }\)
\(12 = \frac{ 99 }{ 9 } + 0 !\)
\(13 = \frac{ 90 }{ 9 } + \sqrt{9 }\)
\(14 = \sqrt{9}! - 9^{0} + 9 \)
\(15 = \frac{ 90 }{ 9 - \sqrt{9 } }\)
\(16 = \frac{ 90 }{ 9 } + \sqrt{9 }!\)
\(17 = 9 - 9^{0} + 9 \)
\(18 = \sqrt{90 - 9} + 9 \)
\(19 = \frac{ 90 }{ 9 } + 9 \)
\(20 = \sqrt{9} - 0! + 9 + 9 \)
\(21 = \frac{ 90 }{ \sqrt{9} } - 9 \)
\(22 = 0! + \sqrt{9} + 9 + 9 \)
\(23 = \sqrt{9}! - 0! + 9 + 9 \)
\(24 = \frac{ 90 }{ \sqrt{9}! } + 9 \)
\(25 = 0! + \sqrt{9}! + 9 + 9 \)
\(26 = 9 - 0! + 9 + 9 \)
\(27 = \frac{ 90 - 9 }{ \sqrt{9 } }\)
\(28 = 0! + 9 + 9 + 9 \)
\(29 = \frac{ 90 - \sqrt{9} }{ \sqrt{9 } }\)
\(30 = \sqrt{909 - 9 }\)
\(31 = \frac{ 90 + \sqrt{9} }{ \sqrt{9 } }\)
\(32 = \frac{ 99 }{ \sqrt{9} } - 0 !\)
\(33 = \frac{ 90 + 9 }{ \sqrt{9 } }\)
\(34 = \frac{ 99 }{ \sqrt{9} } + 0 !\)
\(35 = \sqrt{9} \cdot 9 - 0! + 9 \)
\(36 = 90 - \sqrt{9}! \cdot 9 \)
\(37 = \sqrt{9} \cdot 9 + 0! + 9 \)
\(38 = \sqrt{9}! \cdot \sqrt{9}! - 0! + \sqrt{9 }\)
\(39 = \frac{ 90 }{ \sqrt{9} } + 9 \)
\(40 = \frac{ \sqrt{9}!! }{ 0 + 9 + 9 }\)
\(41 = \frac{ \sqrt{9}!! }{ 9 + 9 } + 0 !\)
\(42 = ( 0! + \sqrt{9} )! + 9 + 9 \)
\(43 = \frac{ ( \sqrt{9}! - 0! )! + 9 }{ \sqrt{9 } }\)
\(44 = \sqrt{9}! \cdot 9 - 0! - 9 \)
\(45 = \frac{ 90 }{ \sqrt{9}! } \cdot \sqrt{9 }\)
\(46 = \sqrt{9}! \cdot 9 + 0! - 9 \)
\(47 = \sqrt{9}! \cdot 9 - 0! - \sqrt{9 }!\)
\(48 = ( 9 - 9^{0} ) \cdot \sqrt{9 }!\)
\(49 = \frac{ ( \sqrt{9}! - 0! )! }{ \sqrt{9} } + 9 \)
\(50 = \sqrt{9}! \cdot 9 - 0! - \sqrt{9 }\)
\(51 = ( 9 - 0! + 9 ) \cdot \sqrt{9 }\)
\(52 = \sqrt{9}! \cdot 9 + 0! - \sqrt{9 }\)
\(53 = ( 9 - \sqrt{9} ) \cdot 9 - 0 !\)
\(54 = ( 9 - ( 0 + \sqrt{9} ) ) \cdot 9 \)
\(55 = ( 9 - \sqrt{9} ) \cdot 9 + 0 !\)
\(56 = \frac{ ( 9 - 9^{0} )! }{ \sqrt{9 }!! }\)
\(57 = ( 0! + 9 + 9 ) \cdot \sqrt{9 }\)
\(58 = \sqrt{9}! \cdot 9 + 0! + \sqrt{9 }\)
\(59 = \sqrt{9}! \cdot 9 - 0! + \sqrt{9 }!\)
\(60 = \frac{ 90 }{ 9 } \cdot \sqrt{9 }!\)
\(61 = ( 0! + \sqrt{9} )^{\sqrt{9}} - \sqrt{9 }\)
\(62 = \sqrt{9}! \cdot 9 - 0! + 9 \)
\(63 = 90 - \sqrt{9} \cdot 9 \)
\(64 = ( 9^{0} + \sqrt{9} )^{\sqrt{9 }}\)
\(65 = \frac{ ( 9 - 0! )! }{ \sqrt{9}!! } + 9 \)
\(66 = ( 9 - 0! ) \cdot 9 - \sqrt{9 }!\)
\(67 = \sqrt{\frac{ ( 9 - 0! )! }{ 9 } + 9 }\)
\(68 = ?\)
\(69 = ( 9 - 0! ) \cdot 9 - \sqrt{9 }\)
\(70 = \frac{ \sqrt{9}!! - 90 }{ 9 }\)
\(71 = 9 \cdot 9 - 0! - 9 \)
\(72 = 90 - 9 - 9 \)
\(73 = 9 \cdot 9 + 0! - 9 \)
\(74 = 9 \cdot 9 - 0! - \sqrt{9 }!\)
\(75 = 90 - 9 - \sqrt{9 }!\)
\(76 = 9 \cdot 9 + 0! - \sqrt{9 }!\)
\(77 = 9 \cdot 9 - 0! - \sqrt{9 }\)
\(78 = 90 - 9 - \sqrt{9 }\)
\(79 = 9 \cdot 9 + 0! - \sqrt{9 }\)
\(80 = 9 \cdot 9 - 9^{0 }\)
\(81 = \sqrt{90 - 9} \cdot 9 \)
\(82 = 9^{0} + 9 \cdot 9 \)
\(83 = 9 \cdot 9 - 0! + \sqrt{9 }\)
\(84 = 90 - 9 + \sqrt{9 }\)
\(85 = 9 \cdot 9 + 0! + \sqrt{9 }\)
\(86 = 9 \cdot 9 - 0! + \sqrt{9 }!\)
\(87 = 90 - \frac{ 9 }{ \sqrt{9 } }\)
\(88 = 90 - \frac{ \sqrt{9}! }{ \sqrt{9 } }\)
\(89 = 90 - \frac{ 9 }{ 9 }\)
\(90 = \frac{ 90 }{ 9 } \cdot 9 \)
\(91 = \frac{ 9 }{ 9 } + 90 \)
\(92 = \frac{ \sqrt{9}! }{ \sqrt{9} } + 90 \)
\(93 = \frac{ 9 }{ \sqrt{9} } + 90 \)
\(94 = 99 + 0! - \sqrt{9 }!\)
\(95 = 99 - 0! - \sqrt{9 }\)
\(96 = 90 - \sqrt{9} + 9 \)
\(97 = 99 + 0! - \sqrt{9 }\)
\(98 = 99 - 9^{0 }\)
\(99 = 0 \cdot 9 + 99 \)
\(100 = 9^{0} + 99 \)