89 of 100 targets have a solution.
\(1 = \frac{ 27 }{ 27 }\)
\(2 = 7 - \sqrt{27 - 2 }\)
\(3 = \frac{ 27 }{ 2 + 7 }\)
\(4 = 7 - ( 7 - ( 2 + 2 ) )\)
\(5 = \sqrt{72 \cdot 2} - 7 \)
\(6 = \sqrt{22 + 7 + 7 }\)
\(7 = ( 2 - 2 ) \cdot 7 + 7 \)
\(8 = 22 - 7 - 7 \)
\(9 = \frac{ 27 }{ \sqrt{2 + 7 } }\)
\(10 = \frac{ 27 - 7 }{ 2 }\)
\(11 = \sqrt{7^{2} + 72 }\)
\(12 = \sqrt{72 + 72 }\)
\(13 = 27 - 2 \cdot 7 \)
\(14 = 2 - 2 + 7 + 7 \)
\(15 = 22 - \sqrt{7 \cdot 7 }\)
\(16 = \sqrt{2 + 2} + 7 + 7 \)
\(17 = \frac{ 27 + 7 }{ 2 }\)
\(18 = 27 - 2 - 7 \)
\(19 = \sqrt{72 \cdot 2} + 7 \)
\(20 = \sqrt{27^{2}} - 7 \)
\(21 = 22 - \frac{ 7 }{ 7 }\)
\(22 = 22 - 7 + 7 \)
\(23 = \frac{ 7 }{ 7 } + 22 \)
\(24 = 27 - \sqrt{2 + 7 }\)
\(25 = ( 2 + 7 ) \cdot 2 + 7 \)
\(26 = ( 7 + 7 ) \cdot 2 - 2 \)
\(27 = \sqrt{722 + 7 }\)
\(28 = \frac{ ( 2 \cdot 7 )^{2} }{ 7 }\)
\(29 = \frac{ 72 }{ 2 } - 7 \)
\(30 = \sqrt{2 + 7} + 27 \)
\(31 = \sqrt{2 \cdot 7 + 2}! + 7 \)
\(32 = 27 - 2 + 7 \)
\(33 = ( 7 - 2 ) \cdot 7 - 2 \)
\(34 = \sqrt{27^{2}} + 7 \)
\(35 = \sqrt{27 - 2} \cdot 7 \)
\(36 = 22 + 7 + 7 \)
\(37 = ( 7 - 2 ) \cdot 7 + 2 \)
\(38 = ( 2 + 2 )! + 7 + 7 \)
\(39 = 2^{7 - 2} + 7 \)
\(40 = ( 27 - 7 ) \cdot 2 \)
\(41 = 2 \cdot 7 + 27 \)
\(42 = \sqrt{\frac{ 72 }{ 2 }} \cdot 7 \)
\(43 = \frac{ 72 }{ 2 } + 7 \)
\(44 = 7^{2} + 2 - 7 \)
\(45 = 72 - 27 \)
\(46 = 7^{2} - \sqrt{2 + 7 }\)
\(47 = 27 \cdot 2 - 7 \)
\(48 = ( 7 - 2 )! - 72 \)
\(49 = ( 2 - 2 + 7 ) \cdot 7 \)
\(50 = \frac{ 2 }{ 2 } + 7 \cdot 7 \)
\(51 = \sqrt{7^{2}} \cdot 7 + 2 \)
\(52 = \sqrt{2 + 7} + 7^{2 }\)
\(53 = 77 - ( 2 + 2 )!\)
\(54 = 27 + 27 \)
\(55 = 77 - 22 \)
\(56 = 2^{7} - 72 \)
\(57 = \frac{ 2^{7} }{ 2 } - 7 \)
\(58 = 72 - 2 \cdot 7 \)
\(59 = ?\)
\(60 = \frac{ ( \sqrt{7 \cdot 7} - 2 )! }{ 2 }\)
\(61 = 27 \cdot 2 + 7 \)
\(62 = ?\)
\(63 = 72 - 2 - 7 \)
\(64 = 2^{( \frac{ 7 }{ 7 } + 2 )!}\)
\(65 = \sqrt{72^{2}} - 7 \)
\(66 = 72 - \sqrt{2 + 7 }!\)
\(67 = 72 + 2 - 7 \)
\(68 = ( 27 + 7 ) \cdot 2 \)
\(69 = 72 - \sqrt{2 + 7 }\)
\(70 = ( 7 - 2 ) \cdot 2 \cdot 7 \)
\(71 = 7 \cdot 7 + 22 \)
\(72 = \sqrt{72 \cdot 72 }\)
\(73 = 77 - 2 - 2 \)
\(74 = ( 2 + 7 )^{2} - 7 \)
\(75 = \sqrt{2 + 7} + 72 \)
\(76 = 7^{2} + 27 \)
\(77 = 72 - 2 + 7 \)
\(78 = \frac{ 2 }{ 2 } + 77 \)
\(79 = \sqrt{72^{2}} + 7 \)
\(80 = \frac{ \sqrt{2 + 7}!! }{ 2 + 7 }\)
\(81 = 72 + 2 + 7 \)
\(82 = ?\)
\(83 = ?\)
\(84 = \sqrt{72 \cdot 2} \cdot 7 \)
\(85 = ?\)
\(86 = 2 \cdot 7 + 72 \)
\(87 = ?\)
\(88 = ( 2 + 7 )^{2} + 7 \)
\(89 = ?\)
\(90 = ?\)
\(91 = 7^{2} \cdot 2 - 7 \)
\(92 = ?\)
\(93 = ( 7 - 2 )! - 27 \)
\(94 = ( 7 \cdot 7 - 2 ) \cdot 2 \)
\(95 = ?\)
\(96 = \sqrt{2^{7} \cdot 72 }\)
\(97 = ?\)
\(98 = \frac{ ( 7 + 7 )^{2} }{ 2 }\)
\(99 = 22 + 77 \)
\(100 = 2 \cdot 7 \cdot 7 + 2 \)