5,9,2,10算24点

5,9,2,10的24点答案：1:9 - 5 + 2 × 102:(9 - 5) + 2 × 103:9 - 5 +(2 × 10)4:(9 - 5) + (2 × 10)5:9 - (5 - 2 × 10)6:9 - (5 - (2 × 10))7:9 - 5 + 10 × 28:(9 - 5) + 10 × 29:9 - 5 +(10 × 2)10:(9 - 5) + (10 × 2)11:9 - (5 - 10 × 2)12:9 - (5 - (10 × 2))13:9 + 2 × 10 - 514:(9 + 2 × 10) - 515:(9 + (2 × 10)) - 516:9 + (2 × 10) - 517:9 + (2 × 10 - 5)18:9 + ((2 × 10) - 5)19:9 + 10 × 2 - 520:(9 + 10 × 2) - 521:(9 + (10 × 2)) - 522:9 + (10 × 2) - 523:9 + (10 × 2 - 5)24:9 + ((10 × 2) - 5)25:2 × 10 - 5 + 926:(2 × 10) - 5 + 927:(2 × 10 - 5) + 928:((2 × 10) - 5) + 929:2 × 10 -(5 - 9)30:(2 × 10) - (5 - 9)31:2 × 10 + 9 - 532:(2 × 10) + 9 - 533:(2 × 10 + 9) - 534:((2 × 10) + 9) - 535:2 × 10 +(9 - 5)36:(2 × 10) + (9 - 5)37:10 × 2 - 5 + 938:(10 × 2) - 5 + 939:(10 × 2 - 5) + 940:((10 × 2) - 5) + 941:10 × 2 -(5 - 9)42:(10 × 2) - (5 - 9)43:10 × 2 + 9 - 544:(10 × 2) + 9 - 545:(10 × 2 + 9) - 546:((10 × 2) + 9) - 547:10 × 2 +(9 - 5)48:(10 × 2) + (9 - 5)