Alright, let's solve this math problem step by step. First, we have the number 311. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 287. So, we're going to take the number 311 and add it to itself 287 times.
Step 1: 0 + 311 = 311
Step 2: 311 + 311 = 622
Step 3: 622 + 311 = 933
Step 4: 933 + 311 = 1244
Step 5: 1244 + 311 = 1555
Step 6: 1555 + 311 = 1866
Step 7: 1866 + 311 = 2177
Step 8: 2177 + 311 = 2488
Step 9: 2488 + 311 = 2799
Step 10: 2799 + 311 = 3110
Step 11: 3110 + 311 = 3421
Step 12: 3421 + 311 = 3732
Step 13: 3732 + 311 = 4043
Step 14: 4043 + 311 = 4354
Step 15: 4354 + 311 = 4665
Step 16: 4665 + 311 = 4976
Step 17: 4976 + 311 = 5287
Step 18: 5287 + 311 = 5598
Step 19: 5598 + 311 = 5909
Step 20: 5909 + 311 = 6220
Step 21: 6220 + 311 = 6531
Step 22: 6531 + 311 = 6842
Step 23: 6842 + 311 = 7153
Step 24: 7153 + 311 = 7464
Step 25: 7464 + 311 = 7775
Step 26: 7775 + 311 = 8086
Step 27: 8086 + 311 = 8397
Step 28: 8397 + 311 = 8708
Step 29: 8708 + 311 = 9019
Step 30: 9019 + 311 = 9330
Step 31: 9330 + 311 = 9641
Step 32: 9641 + 311 = 9952
Step 33: 9952 + 311 = 10263
Step 34: 10263 + 311 = 10574
Step 35: 10574 + 311 = 10885
Step 36: 10885 + 311 = 11196
Step 37: 11196 + 311 = 11507
Step 38: 11507 + 311 = 11818
Step 39: 11818 + 311 = 12129
Step 40: 12129 + 311 = 12440
Step 41: 12440 + 311 = 12751
Step 42: 12751 + 311 = 13062
Step 43: 13062 + 311 = 13373
Step 44: 13373 + 311 = 13684
Step 45: 13684 + 311 = 13995
Step 46: 13995 + 311 = 14306
Step 47: 14306 + 311 = 14617
Step 48: 14617 + 311 = 14928
Step 49: 14928 + 311 = 15239
Step 50: 15239 + 311 = 15550
Step 51: 15550 + 311 = 15861
Step 52: 15861 + 311 = 16172
Step 53: 16172 + 311 = 16483
Step 54: 16483 + 311 = 16794
Step 55: 16794 + 311 = 17105
Step 56: 17105 + 311 = 17416
Step 57: 17416 + 311 = 17727
Step 58: 17727 + 311 = 18038
Step 59: 18038 + 311 = 18349
Step 60: 18349 + 311 = 18660
Step 61: 18660 + 311 = 18971
Step 62: 18971 + 311 = 19282
Step 63: 19282 + 311 = 19593
Step 64: 19593 + 311 = 19904
Step 65: 19904 + 311 = 20215
Step 66: 20215 + 311 = 20526
Step 67: 20526 + 311 = 20837
Step 68: 20837 + 311 = 21148
Step 69: 21148 + 311 = 21459
Step 70: 21459 + 311 = 21770
Step 71: 21770 + 311 = 22081
Step 72: 22081 + 311 = 22392
Step 73: 22392 + 311 = 22703
Step 74: 22703 + 311 = 23014
Step 75: 23014 + 311 = 23325
Step 76: 23325 + 311 = 23636
Step 77: 23636 + 311 = 23947
Step 78: 23947 + 311 = 24258
Step 79: 24258 + 311 = 24569
Step 80: 24569 + 311 = 24880
Step 81: 24880 + 311 = 25191
Step 82: 25191 + 311 = 25502
Step 83: 25502 + 311 = 25813
Step 84: 25813 + 311 = 26124
Step 85: 26124 + 311 = 26435
Step 86: 26435 + 311 = 26746
Step 87: 26746 + 311 = 27057
Step 88: 27057 + 311 = 27368
Step 89: 27368 + 311 = 27679
Step 90: 27679 + 311 = 27990
Step 91: 27990 + 311 = 28301
Step 92: 28301 + 311 = 28612
Step 93: 28612 + 311 = 28923
Step 94: 28923 + 311 = 29234
Step 95: 29234 + 311 = 29545
Step 96: 29545 + 311 = 29856
Step 97: 29856 + 311 = 30167
Step 98: 30167 + 311 = 30478
Step 99: 30478 + 311 = 30789
Step 100: 30789 + 311 = 31100
Step 101: 31100 + 311 = 31411
Step 102: 31411 + 311 = 31722
Step 103: 31722 + 311 = 32033
Step 104: 32033 + 311 = 32344
Step 105: 32344 + 311 = 32655
Step 106: 32655 + 311 = 32966
Step 107: 32966 + 311 = 33277
Step 108: 33277 + 311 = 33588
Step 109: 33588 + 311 = 33899
Step 110: 33899 + 311 = 34210
Step 111: 34210 + 311 = 34521
Step 112: 34521 + 311 = 34832
Step 113: 34832 + 311 = 35143
Step 114: 35143 + 311 = 35454
Step 115: 35454 + 311 = 35765
Step 116: 35765 + 311 = 36076
Step 117: 36076 + 311 = 36387
Step 118: 36387 + 311 = 36698
Step 119: 36698 + 311 = 37009
Step 120: 37009 + 311 = 37320
Step 121: 37320 + 311 = 37631
Step 122: 37631 + 311 = 37942
Step 123: 37942 + 311 = 38253
Step 124: 38253 + 311 = 38564
Step 125: 38564 + 311 = 38875
Step 126: 38875 + 311 = 39186
Step 127: 39186 + 311 = 39497
Step 128: 39497 + 311 = 39808
Step 129: 39808 + 311 = 40119
Step 130: 40119 + 311 = 40430
Step 131: 40430 + 311 = 40741
Step 132: 40741 + 311 = 41052
Step 133: 41052 + 311 = 41363
Step 134: 41363 + 311 = 41674
Step 135: 41674 + 311 = 41985
Step 136: 41985 + 311 = 42296
Step 137: 42296 + 311 = 42607
Step 138: 42607 + 311 = 42918
Step 139: 42918 + 311 = 43229
Step 140: 43229 + 311 = 43540
Step 141: 43540 + 311 = 43851
Step 142: 43851 + 311 = 44162
Step 143: 44162 + 311 = 44473
Step 144: 44473 + 311 = 44784
Step 145: 44784 + 311 = 45095
Step 146: 45095 + 311 = 45406
Step 147: 45406 + 311 = 45717
Step 148: 45717 + 311 = 46028
Step 149: 46028 + 311 = 46339
Step 150: 46339 + 311 = 46650
Step 151: 46650 + 311 = 46961
Step 152: 46961 + 311 = 47272
Step 153: 47272 + 311 = 47583
Step 154: 47583 + 311 = 47894
Step 155: 47894 + 311 = 48205
Step 156: 48205 + 311 = 48516
Step 157: 48516 + 311 = 48827
Step 158: 48827 + 311 = 49138
Step 159: 49138 + 311 = 49449
Step 160: 49449 + 311 = 49760
Step 161: 49760 + 311 = 50071
Step 162: 50071 + 311 = 50382
Step 163: 50382 + 311 = 50693
Step 164: 50693 + 311 = 51004
Step 165: 51004 + 311 = 51315
Step 166: 51315 + 311 = 51626
Step 167: 51626 + 311 = 51937
Step 168: 51937 + 311 = 52248
Step 169: 52248 + 311 = 52559
Step 170: 52559 + 311 = 52870
Step 171: 52870 + 311 = 53181
Step 172: 53181 + 311 = 53492
Step 173: 53492 + 311 = 53803
Step 174: 53803 + 311 = 54114
Step 175: 54114 + 311 = 54425
Step 176: 54425 + 311 = 54736
Step 177: 54736 + 311 = 55047
Step 178: 55047 + 311 = 55358
Step 179: 55358 + 311 = 55669
Step 180: 55669 + 311 = 55980
Step 181: 55980 + 311 = 56291
Step 182: 56291 + 311 = 56602
Step 183: 56602 + 311 = 56913
Step 184: 56913 + 311 = 57224
Step 185: 57224 + 311 = 57535
Step 186: 57535 + 311 = 57846
Step 187: 57846 + 311 = 58157
Step 188: 58157 + 311 = 58468
Step 189: 58468 + 311 = 58779
Step 190: 58779 + 311 = 59090
Step 191: 59090 + 311 = 59401
Step 192: 59401 + 311 = 59712
Step 193: 59712 + 311 = 60023
Step 194: 60023 + 311 = 60334
Step 195: 60334 + 311 = 60645
Step 196: 60645 + 311 = 60956
Step 197: 60956 + 311 = 61267
Step 198: 61267 + 311 = 61578
Step 199: 61578 + 311 = 61889
Step 200: 61889 + 311 = 62200
Step 201: 62200 + 311 = 62511
Step 202: 62511 + 311 = 62822
Step 203: 62822 + 311 = 63133
Step 204: 63133 + 311 = 63444
Step 205: 63444 + 311 = 63755
Step 206: 63755 + 311 = 64066
Step 207: 64066 + 311 = 64377
Step 208: 64377 + 311 = 64688
Step 209: 64688 + 311 = 64999
Step 210: 64999 + 311 = 65310
Step 211: 65310 + 311 = 65621
Step 212: 65621 + 311 = 65932
Step 213: 65932 + 311 = 66243
Step 214: 66243 + 311 = 66554
Step 215: 66554 + 311 = 66865
Step 216: 66865 + 311 = 67176
Step 217: 67176 + 311 = 67487
Step 218: 67487 + 311 = 67798
Step 219: 67798 + 311 = 68109
Step 220: 68109 + 311 = 68420
Step 221: 68420 + 311 = 68731
Step 222: 68731 + 311 = 69042
Step 223: 69042 + 311 = 69353
Step 224: 69353 + 311 = 69664
Step 225: 69664 + 311 = 69975
Step 226: 69975 + 311 = 70286
Step 227: 70286 + 311 = 70597
Step 228: 70597 + 311 = 70908
Step 229: 70908 + 311 = 71219
Step 230: 71219 + 311 = 71530
Step 231: 71530 + 311 = 71841
Step 232: 71841 + 311 = 72152
Step 233: 72152 + 311 = 72463
Step 234: 72463 + 311 = 72774
Step 235: 72774 + 311 = 73085
Step 236: 73085 + 311 = 73396
Step 237: 73396 + 311 = 73707
Step 238: 73707 + 311 = 74018
Step 239: 74018 + 311 = 74329
Step 240: 74329 + 311 = 74640
Step 241: 74640 + 311 = 74951
Step 242: 74951 + 311 = 75262
Step 243: 75262 + 311 = 75573
Step 244: 75573 + 311 = 75884
Step 245: 75884 + 311 = 76195
Step 246: 76195 + 311 = 76506
Step 247: 76506 + 311 = 76817
Step 248: 76817 + 311 = 77128
Step 249: 77128 + 311 = 77439
Step 250: 77439 + 311 = 77750
Step 251: 77750 + 311 = 78061
Step 252: 78061 + 311 = 78372
Step 253: 78372 + 311 = 78683
Step 254: 78683 + 311 = 78994
Step 255: 78994 + 311 = 79305
Step 256: 79305 + 311 = 79616
Step 257: 79616 + 311 = 79927
Step 258: 79927 + 311 = 80238
Step 259: 80238 + 311 = 80549
Step 260: 80549 + 311 = 80860
Step 261: 80860 + 311 = 81171
Step 262: 81171 + 311 = 81482
Step 263: 81482 + 311 = 81793
Step 264: 81793 + 311 = 82104
Step 265: 82104 + 311 = 82415
Step 266: 82415 + 311 = 82726
Step 267: 82726 + 311 = 83037
Step 268: 83037 + 311 = 83348
Step 269: 83348 + 311 = 83659
Step 270: 83659 + 311 = 83970
Step 271: 83970 + 311 = 84281
Step 272: 84281 + 311 = 84592
Step 273: 84592 + 311 = 84903
Step 274: 84903 + 311 = 85214
Step 275: 85214 + 311 = 85525
Step 276: 85525 + 311 = 85836
Step 277: 85836 + 311 = 86147
Step 278: 86147 + 311 = 86458
Step 279: 86458 + 311 = 86769
Step 280: 86769 + 311 = 87080
Step 281: 87080 + 311 = 87391
Step 282: 87391 + 311 = 87702
Step 283: 87702 + 311 = 88013
Step 284: 88013 + 311 = 88324
Step 285: 88324 + 311 = 88635
Step 286: 88635 + 311 = 88946
Step 287: 88946 + 311 = 89257

So, 311*287 = 89257