All 100 targets have a solution.
\(1 = ( 457 \cdot 0 )!\)
\(2 = \sqrt{\sqrt{70 - 54 }}\)
\(3 = 50 - 47 \)
\(4 = \sqrt{70 - 54 }\)
\(5 = \sqrt{70 - 45 }\)
\(6 = ( 50 - 47 )!\)
\(7 = 45 \cdot 0 + 7 \)
\(8 = 45^{0} + 7 \)
\(9 = \frac{ 54 }{ 7 - 0 ! }\)
\(10 = \frac{ 7! }{ 504 }\)
\(11 = 5 - 4^{0} + 7 \)
\(12 = \frac{ 70 }{ 5 } - \sqrt{4 }\)
\(13 = 4^{0} + 5 + 7 \)
\(14 = \frac{ 57 - 0! }{ 4 }\)
\(15 = \frac{ 40 }{ 5 } + 7 \)
\(16 = 70 - 54 \)
\(17 = 57 - 40 \)
\(18 = \frac{ 70 }{ 5 } + 4 \)
\(19 = 50 - 4! - 7 \)
\(20 = \frac{ 40 }{ 7 - 5 }\)
\(21 = \frac{ 5! }{ 40 } \cdot 7 \)
\(22 = 50 - 4 \cdot 7 \)
\(23 = 4! - 57^{0 }\)
\(24 = 74 - 50 \)
\(25 = 70 - 45 \)
\(26 = 5! - ( 70 + 4 ! )\)
\(27 = \sqrt{705 + 4 !}\)
\(28 = 40 - 5 - 7 \)
\(29 = 5^{0} + 4 \cdot 7 \)
\(30 = \frac{ 70 }{ \sqrt{4} } - 5 \)
\(31 = ( 0 + 5 ) \cdot 7 - 4 \)
\(32 = \frac{ 50 }{ \sqrt{4} } + 7 \)
\(33 = 50 - 4! + 7 \)
\(34 = 5 \cdot 7 - 4^{0 }\)
\(35 = 75 - 40 \)
\(36 = 50 - \sqrt{4} \cdot 7 \)
\(37 = 45 - 0! - 7 \)
\(38 = 40 + 5 - 7 \)
\(39 = 50 - 4 - 7 \)
\(40 = \sqrt{40^{7 - 5 }}\)
\(41 = 47 - 0! - 5 \)
\(42 = 40 - 5 + 7 \)
\(43 = 47 + 0! - 5 \)
\(44 = 45 - 7^{0 }\)
\(45 = 0 \cdot 7 + 45 \)
\(46 = 7^{0} + 45 \)
\(47 = 0 \cdot 5 + 47 \)
\(48 = 5^{0} + 47 \)
\(49 = \sqrt{\sqrt{7^{\frac{ 40 }{ 5 }}}}\)
\(50 = 70 - 4 \cdot 5 \)
\(51 = 45 - 0! + 7 \)
\(52 = 40 + 5 + 7 \)
\(53 = 50 - 4 + 7 \)
\(54 = 0 \cdot 7 + 54 \)
\(55 = 7^{0} + 54 \)
\(56 = \frac{ 40 }{ 5 } \cdot 7 \)
\(57 = 0 \cdot 4 + 57 \)
\(58 = 4^{0} + 57 \)
\(59 = 50 + \sqrt{4} + 7 \)
\(60 = 54 - 0! + 7 \)
\(61 = 50 + 4 + 7 \)
\(62 = 54 + 0! + 7 \)
\(63 = 70 - \sqrt{4} - 5 \)
\(64 = \sqrt{4} \cdot 7 + 50 \)
\(65 = \sqrt{70^{\sqrt{4}}} - 5 \)
\(66 = ( 0! + 5 ) \cdot ( 4 + 7 )\)
\(67 = 50 + 4! - 7 \)
\(68 = 74 - 0! - 5 \)
\(69 = 70 + 4 - 5 \)
\(70 = ( 5 - 4 ) \cdot 70 \)
\(71 = 70 - 4 + 5 \)
\(72 = \frac{ 504 }{ 7 }\)
\(73 = 74 - 5^{0 }\)
\(74 = 0 \cdot 5 + 74 \)
\(75 = 5 \cdot 7 + 40 \)
\(76 = 4^{0} + 75 \)
\(77 = 70 + \sqrt{4} + 5 \)
\(78 = 4 \cdot 7 + 50 \)
\(79 = 70 + 4 + 5 \)
\(80 = ( 7 - 5 ) \cdot 40 \)
\(81 = 50 + 4! + 7 \)
\(82 = \frac{ 7! }{ 5! } + 40 \)
\(83 = \sqrt{4! + 5!} \cdot 7 - 0 !\)
\(84 = ( 0! + 5 ) \cdot \sqrt{4} \cdot 7 \)
\(85 = 5! - \frac{ 70 }{ \sqrt{4 } }\)
\(86 = ( 50 - 7 ) \cdot \sqrt{4 }\)
\(87 = 5! - 40 + 7 \)
\(88 = 5! - ( 0! + 7 ) \cdot 4 \)
\(89 = 70 + 4! - 5 \)
\(90 = 4 \cdot 5 + 70 \)
\(91 = 5! - ( 4 \cdot 7 + 0 ! )\)
\(92 = 5! - ( 0 + 4 ) \cdot 7 \)
\(93 = 50 \cdot \sqrt{4} - 7 \)
\(94 = \frac{ 470 }{ 5 }\)
\(95 = 5^{\sqrt{4}} + 70 \)
\(96 = ( 5 - 7^{0} ) \cdot 4 !\)
\(97 = 40 + 57 \)
\(98 = ( 5 - 0! )! + 74 \)
\(99 = 7^{\sqrt{4}} + 50 \)
\(100 = \frac{ 5! }{ 4 } + 70 \)