1+2-3-4+5+6-7-8+9+10-......+2014

楼上扯淡，正确答案应该是 2015
原式=（1+2-3-4）+（5+6-7-8）+（9+10-11-12）+...+（2009+2010-2011-2012）+2013+2014
=（-4）*503+2013+2014=-2012+2013+2014=2015

丨-15丨-丨-6丨＝等于几

（1＋2-3）-4＋5＋（6-7）-8＋9……-2012＋2013＋2014=0＋1-1＋1-1……＋2014=2014

有大约350万种这个答案，我使用的是计算机程序计算。可以给你的答案几组（随机从所有的答案中选择）：

79 * 3 = 250 +84/6-1

79 * 4 +52/1-0 = 368 79 * 4 +52/1-8 = 360

79 * 8 = 635 +12/4-0

79 * 8 = 630 +12/4-5

80 * 3 +45/1-6 = 279

80 * 3 = 276 +45/1-9

80 * 5 = 397 +12/4-6

80 * 5 +12 / 4 -7 = 396

80 * 5 +36/1-7 = 429

80 * 5 = 427 +36/1-9

80 * 5 +72/1-3 = 469 80 * 5 +72/1-9 = 463

80 * 6 = 479 +12/3-5

80 * 6 = 475 +12/3-9

80 * 6 +72/1-3 = 549

80 * 6 = 543 +72/1-9

80 * 7 +36/1-2 = 594

80 * 7 +36 / 1-4 = 592

80 * 9 +36/1-2 = 754

80 * 9 +36/1-4 = 752

80 * 9 +45/1-2 = 763 80 * 9 +45/1-3 = 762

81 * 4 = 329 +60/5-7

81 * 4 = 327 +60/5-9

81 * 5 +36/9-2 = 407

81 * 5 = 402 +36/9-7

81 * 6 = 495 +27/3-0

81 * 6 +27 / 3 -5 = 490

81 * 7 +20/4-3 = 569

81 * 7 = 563 +20/4-9

81 * 7 +60/2-3 = 594 81 * 7 = 593 +60/2-4

82 * 4 +67/1-0 = 395

82 * 4 = 390 +67/1-5

82 * 5 +63/7-0 = 419

82 * 5 +63/7-9 = 410

82 * 5 +63/9-0 = 417

82 * 5 +63 / 9 -7 = 410

82 * 6 = 497 +15/3-0

82 * 6 +15/3-7 = 490

82 * 6 +30/5-1 = 497 82 * 6 = 491 +30/5-7

82 * 6 = 539 +47/1-0

82 * 6 = 530 +47/1-9

82 * 9 +10/5-4 = 736

82 * 9 +10/5-6 = 734

83 * 9 +24/6-0 = 751

83 * 9 +24 / 6 -1 = 750

84 * 2 = 175 +63/9-0

84 +63/9-5 * 2 = 170

84 * 3 +91/7-0 = 265 84 * 3 = 260 +91/7-5

84 * 7 = 592 +30/6-1

84 * 7 = 591 +30/6-2

85 * 2 +36/4-0 = 179

85 * 2 +36/4-9 = 170

85 +36/9-0 * 2 = 174

85 * 2 +36 / 9 -4 = 170

85 * 7 = 629 +34/1-0

85 * 7 = 620 +34/1-9

85 * 7 +90/3-1 = 624 85 * 7 = 621 +90/3-4

87 * 3 = 296 +40/1-5

87 * 3 = 295 +40/1-6

87 * 4 +50/1-2 = 396

87 * 4 +50/1-6 = 392

87 * 5 +60/1-2 493

87 * 5 +60 / 1 -3 = 492

89 * 6 = 537 +12/4-0

89 * 6 = 530 +12/4-7

90 * 2 +63/7-4 = 185

90 * 3 +54/6-1 = 278

90 * 3 +54/6-8 = 271

90 * 4 +56/2-1 = 387

90 * 4 +56/2-7 = 381

90 * 6 +27/3-1 = 548

90 * 6 +27 / 3，-8 = 541

90 * 6 = 543 +28/7-1

90 * 6 +28/7-3 = 541

90 * 7 +18/2-4 = 635 90 * 7 = 634 +18/2-5

90 * 7 = 648 +23/1-5

90 * 7 = 645 +23/1-8

90 * 7 +32/1-4 = 658

90 * 7 +32/1-8 = 654

90 * 7 +48/2-1 = 653

90 * 7 +48 / 2 -3 = 651

90 * 8 +36/1-2 = 754

90 * 8 = 752 +36/1-4

90 * 8 +45/1-2 = 763 90 * 8 = 762 +45/1-3

91 * 3 = 287 +56/4-0

91 * 3 = 280 +56/4-7

91 * 6 +74/2-0 = 583

91 * 6 = 580

91 +74/2-3 * 8 +42/6-0 = 735

91 * 8 +42 / 6 -5 = 730

92 * 6 = 578 +30/1-4

92 * 6 +30/1-8 = 574

93 * 5 +21/7-0 = 468 93 * 5 = 460 +21/7-8

93 * 7 = 658 +14/2-0

93 * 7 = 650 +14/2-8

93 * 8 +42/6-0 = 751

93 * 8 = 750 +42/6-1

94 * 3 = 278 +10/5-6

94 * 3 +10 / 5 -8 = 276

94 * 6 +18/2-0 = 573

94 * 6 +18/2-3 = 570

94 * 6 +23/1-0 = 587 94 * 6 = 580 +23/1-7

94 * 6 +30/2-1 = 578

94 * 6 = 571 +30/2-8

94 * 7 +25/1-0 = 683

94 * 7 = 680 +25/1-3

94 * 8 +12/3-0 = 756

94 * 8 +12 / 3 -6 = 750

95 * 8 = 764 +12/3-0

95 * 8 +12/3-4 = 760

95 * 8 +12/4-0 = 763 95 * 8 +12/4-3 = 760

96 * 4 +20/5-1 = 387

96 * 4 = 381 +20/5-7

96 * 5 +21/3-0 = 487

96 * 5 = 480 +21/3-7

96 * 5 = 483 +21/7-0

96 * 5 +21 / 7 -3 = 480

97 * 6 = 584 +10/2-3

97 * 6 +10/2-4 = 583

10 * 5 +78/6-24 = 39/10 * 5 +78/6-29 = 34

10 * 5 = 29 +78/6-34

10 * 5 +78/6-39 = 24

10 * 6 +45/9-27 = 38

10 * 6 = 37 +45/9-28

10 * 6 = 28 +45/9-37

10 * 6 +45 / 9 -38 = 27

10 * 6 = 59 +74/2-38

10 * 6 = 58 +74/2-39

10 * 6 +74/2-58 = 39 10 * 6 +74/2-59 = 38

10 * 6 +98/2-34 = 75

10 * 6 +98/2-35 = 74

10 * 6 = 35 +98/2-74

10 * 6 +98/2-75 = 34

10 * 9 +24/8-36 = 57

10 * 9 +24 / 8 -37 = 56

10 * 9 +24/8-56 = 37

10 * 9 +24/8-57 = 36

10 * 9 ~~ +46/2-35 = 78 10 * 9 +46/2-38 = 75

10 * 9 +46/2-75 = 38

10 * 9 = 35 +46/2-78

10 * 9 +48/6-23 = 75

10 * 9 +48/6-25 = 73

10 * 9 +48/6-73 = 25

10 * 9 +48 / 6 -75 = 23

10 * 9 +56/8-23 = 74

10 * 9 +56/8-24 = 73

10 * 9 +56/8-73 = 24 10 * 9 +56/8-74 = 23

10 * 9 +58/2-43 = 76

10 * 9 = 73 +58/2-46

10 * 9 +58/2-73 = 46

10 * 9 = 43 +58/2-76

10 * 9 +64/2-35 = 87

10 * 9 +64 / 2 -37 = 85

10 * 9 +64/2-85 = 37

10 * 9 +64/2-87 = 35

10 * 9 +64/8-23 = 75 10 * 9 +64/8-25 = 73

10 * 9 +64/8-73 = 25

10 * 9 +64/8-75 = 23

10 * 9 +68/4-32 = 75

10 * 9 +68/4-35 = 72

10 * 9 +68/4-72 = 35

10 * 9 +68 / 4 -75 = 32

10 * 9 +72/8-34 = 65

10 * 9 +72/8-35 = 64

10 * 9 +72/8-43 = 56 10 * 9 +72/8-46 = 53

10 * 9 +72/8-53 = 46

10 * 9 = 43 +72/8-56

10 * 9 +72/8-64 = 35

10 * 9 +72/8-65 = 34

10 * 9 +76/2-43 = 85

10 * 9 +76 / 2 -45 = 83

10 * 9 = 45 +76/2-83

10 * 9 +76/2-85 = 43

10 * 9 +78/3-52 = 64 10 * 9 +78/3-54 = 62

10 * 9 +78/3-62 = 54

10 * 9 +78/3-64 = 52

12 * 7 +80/4-35 = 69

12 * 7 +80/4-39 = 65

12 * 7 = 39 +80/4-65

12 * 7 +80 / 4 -69 = 35

12 * 7 = 68 +90/5-34

12 * 7 = 64 +90/5-38

12 * 7 +90/5-64 = 38 12 * 7 +90/5-68 = 34

12 * 9 +54/6-30 = 87

12 * 9 = 80 +54/6-37

12 * 9 +54/6-80 = 37

12 * 9 = 30 +54/6-87

13 * 6 = 78 +90/2-45

13 * 6 +90 / 2 -48 = 75

13 * 6 +90/2-75 = 48

13 * 6 +90/2-78 = 45

13 * 6 +98/7-40 = 52 13 * 6 +98/7-42 = 50

13 * 6 +98/7-50 = 42

13 * 6 = 40 +98/7-52

13 * 9 +50/2-64 = 78

13 * 9 = 74 +50/2-68

13 * 9 +50/2-74 = 68

13 * 9 +50 / 2 -78 = 64

13 * 9 = 87 +60/5-42

13 * 9 = 82 +60/5-47

13 * 9 +60/5-82 = 47 13 * 9 +60/5-87 = 42

13 * 9 +80/4-62 = 75

13 * 9 = 72 +80/4-65

13 * 9 +80/4-72 = 65

13 * 9 +80/4-75 = 62

14 * 6 = 89 +75/3-20

14 * 6 +75 / 3 -29 = 80

14 * 6 = 29 +75/3-80

14 * 6 = 20 +75/3-89

14 * 7 +63/9-20 = 85 14 * 7 +63/9-25 = 80

14 * 7 = 25 +63/9-80

14 * 7 +63/9-85 = 20

15 * 4 = 69 +78/2-30

15 * 4 = 60 +78/2-39

15 * 4 = 39 +78/2-60

15 * 4 +78 / 2 -69 = 30

15 * 4 = 69 +87/3-20

15 * 4 = 60 +87/3-29

15 * 4 +87/3-60 = 29 15 * 4 +87/3-69 = 20

15 * 4 = 68 +90/2-37

15 * 4 = 67 +90/2-38

15 * 4 +90/2-67 = 38

15 * 4 +90/2-68 = 37

15 * 4 +96/2-30 = 78

15 * 4 +96 / 2 -38 = 70

15 * 4 = 38 +96/2-70

15 * 4 = 30 +96/2-78

15 * 6 +90/3-42 = 78 15 * 6 +90/3-48 = 72

15 * 6 +90/3-72 = 48

15 * 6 = 42 +90/3-78

15 * 7 +32/8-40 = 69

15 * 7 = 60 +32/8-49

15 * 7 +32/8-60 = 49

15 * 7 +32 / 8 -69 = 40

15 * 7 = 89 +40/2-36

15 * 7 = 86 +40/2-39

15 * 7 +40/2-86 = 39 15 * 7 +40/2-89 = 36

15 * 7 +46/2-30 = 98

15 * 7 = 90 +46/2-38

15 * 7 +46/2-90 = 38

15 * 7 = 30 +46/2-98

15 * 7 +48/6-20 = 93

15 * 7 +48 / 6 -23 = 90

15 * 7 = 23 +48/6-90

15 * 7 +48/6-93 = 20

15 * 7 +64/8-20 = 93 15 * 7 +64/8-23 = 90

15 * 7 +64/8-90 = 23

15 * 7 = 20 +64/8-93

15 * 7 +68/4-30 = 92

15 * 7 +68/4-32 = 90

15 * 7 +68/4-90 = 32

15 * 7 +68 / 4 -92 = 30

15 * 8 +42/6-30 = 97

62 * 0/4359-1 +8 = 7

62 * 0/4359- 7 + 8 = 1

62 * 0/4375-1 +9 = 8

62 * 0/4375-8 +9 = 1

62 * 0/4395-1 +8 = 7

62 * 0/4395-7 +8 = 1

62 * 0/4537-1 +9 = 8

62 * 0/4537-8 +9 = 1

62 * 0 / 4539-1 +8 = 7

62 * 0/4539-7 +8 = 1

62 * 0/4573-1 +9 = 8

62 * 0/4573- 8 + 9 = 1

62 * 0/4593-1 +8 = 7

62 * 0/4593-7 +8 = 1

62 * 0/4719-3 +8 = 5

62 * 0/4719-5 +8 = 3

62 * 0/4735-1 +9 = 8

3 * 48/2-7 +95 = 160 BR /> 3 * 49/7-2 +86 = 105

3 * 49/7-5 +86 = 102

3 * 50/2-4 +97 = 168

3 * 50 / 2-6 +79 = 148

3 * 50/2-8 +79 = 146

3 * 50/2-8 +97 = 164

3 * 52/6-4 +87 = 109

3 * 52/6-9 +87 = 104

3 * 56/1-7 +48 = 209

3 * 56/1-9 +48 = 207 BR /> 3 * 56/2-0 +94 = 178

3 * 56/2-8 +94 = 170

3 * 56/4-0 +87 = 129

3 * 56 / 4-9 +87 = 120

3 * 57/1-8 +46 = 209

3 * 57/1-9 +46 = 208

3 * 59/1-0 +87 = 264

3 * 59/1-4 +87 = 260

3 * 60/2-4 +89 = 175

3 * 60/2-5 +89 = 174 BR /> 3 * 64/1-0 +95 = 287

3 * 64/1-7 +95 = 280

3 * 65/1-0 +84 = 279

3 * 65 / 1-9 +84 = 270

3 * 74/2-0 +58 = 169

3 * 74/2-0 +85 = 196

3 * 74/2-6 +85 = 190

3 * 74/2-9 +58 = 160

3 * 75/1-0 +64 = 289

3 * 75/1-9 +64 = 280 BR /> 3 * 78/1-5 +40 = 269

3 * 78/1-9 +40 = 265

3 * 78/6-4 +90 = 125

3 * 78 / 6-5 +90 = 124

3 * 80/1-6 +45 = 279

3 * 80/1-9 +45 = 276

3 * 80/2-5 +64 = 179

3 * 80/2-7 +46 = 159

3 * 80/2-9 +46 = 157

3 * 80/2-9 +64 = 175 BR /> 3 * 80/4-6 +75 = 129

3 * 80/4-9 +75 = 126

3 * 84/2-7 +50 = 169

3 * 84 / 2-9 +50 = 167

3 * 84/6-5 +72 = 109

3 * 84/6-5 +90 = 127

3 * 84/6-7 +90 = 125

3 * 84/6-9 +72 = 105

3 * 86/2-4 +70 = 195

3 * 86/2-5 +70 = 194 BR /> 3 * 87/1-5 +40 = 296

3 * 87/1-6 +40 = 295

3 * 90/2-4 +56 = 187

3 * 90 / 2-7 +56 = 184

3 * 92/4-0 +87 = 156

3 * 92/4-6 +87 = 150

3 * 94/6-0 +78 = 125

3 * 94/6-5 +78 = 120

3 * 98/6-0 +75 = 124

3 * 98/6-2 +57 = 104 BR /> 3 * 98/6-4 +57 = 102

3 * 98/6-4 +75 = 120

4 * 32/8-5 +96 = 107

4 * 32 / 8-7 +96 = 105

4 * 36/2-0 +87 = 159

4 * 36/2-9 +87 = 150

4 * 37/2-6 +90 = 158

4 * 37/2-8 +90 = 156
4 * 39/2-0 +78 = 156