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 142. So, we're going to take the number 311 and add it to itself 142 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

So, 311*142 = 44162