Alright, let's solve this math problem step by step. First, we have the number 107. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 155. So, we're going to take the number 107 and add it to itself 155 times.
Step 1: 0 + 107 = 107
Step 2: 107 + 107 = 214
Step 3: 214 + 107 = 321
Step 4: 321 + 107 = 428
Step 5: 428 + 107 = 535
Step 6: 535 + 107 = 642
Step 7: 642 + 107 = 749
Step 8: 749 + 107 = 856
Step 9: 856 + 107 = 963
Step 10: 963 + 107 = 1070
Step 11: 1070 + 107 = 1177
Step 12: 1177 + 107 = 1284
Step 13: 1284 + 107 = 1391
Step 14: 1391 + 107 = 1498
Step 15: 1498 + 107 = 1605
Step 16: 1605 + 107 = 1712
Step 17: 1712 + 107 = 1819
Step 18: 1819 + 107 = 1926
Step 19: 1926 + 107 = 2033
Step 20: 2033 + 107 = 2140
Step 21: 2140 + 107 = 2247
Step 22: 2247 + 107 = 2354
Step 23: 2354 + 107 = 2461
Step 24: 2461 + 107 = 2568
Step 25: 2568 + 107 = 2675
Step 26: 2675 + 107 = 2782
Step 27: 2782 + 107 = 2889
Step 28: 2889 + 107 = 2996
Step 29: 2996 + 107 = 3103
Step 30: 3103 + 107 = 3210
Step 31: 3210 + 107 = 3317
Step 32: 3317 + 107 = 3424
Step 33: 3424 + 107 = 3531
Step 34: 3531 + 107 = 3638
Step 35: 3638 + 107 = 3745
Step 36: 3745 + 107 = 3852
Step 37: 3852 + 107 = 3959
Step 38: 3959 + 107 = 4066
Step 39: 4066 + 107 = 4173
Step 40: 4173 + 107 = 4280
Step 41: 4280 + 107 = 4387
Step 42: 4387 + 107 = 4494
Step 43: 4494 + 107 = 4601
Step 44: 4601 + 107 = 4708
Step 45: 4708 + 107 = 4815
Step 46: 4815 + 107 = 4922
Step 47: 4922 + 107 = 5029
Step 48: 5029 + 107 = 5136
Step 49: 5136 + 107 = 5243
Step 50: 5243 + 107 = 5350
Step 51: 5350 + 107 = 5457
Step 52: 5457 + 107 = 5564
Step 53: 5564 + 107 = 5671
Step 54: 5671 + 107 = 5778
Step 55: 5778 + 107 = 5885
Step 56: 5885 + 107 = 5992
Step 57: 5992 + 107 = 6099
Step 58: 6099 + 107 = 6206
Step 59: 6206 + 107 = 6313
Step 60: 6313 + 107 = 6420
Step 61: 6420 + 107 = 6527
Step 62: 6527 + 107 = 6634
Step 63: 6634 + 107 = 6741
Step 64: 6741 + 107 = 6848
Step 65: 6848 + 107 = 6955
Step 66: 6955 + 107 = 7062
Step 67: 7062 + 107 = 7169
Step 68: 7169 + 107 = 7276
Step 69: 7276 + 107 = 7383
Step 70: 7383 + 107 = 7490
Step 71: 7490 + 107 = 7597
Step 72: 7597 + 107 = 7704
Step 73: 7704 + 107 = 7811
Step 74: 7811 + 107 = 7918
Step 75: 7918 + 107 = 8025
Step 76: 8025 + 107 = 8132
Step 77: 8132 + 107 = 8239
Step 78: 8239 + 107 = 8346
Step 79: 8346 + 107 = 8453
Step 80: 8453 + 107 = 8560
Step 81: 8560 + 107 = 8667
Step 82: 8667 + 107 = 8774
Step 83: 8774 + 107 = 8881
Step 84: 8881 + 107 = 8988
Step 85: 8988 + 107 = 9095
Step 86: 9095 + 107 = 9202
Step 87: 9202 + 107 = 9309
Step 88: 9309 + 107 = 9416
Step 89: 9416 + 107 = 9523
Step 90: 9523 + 107 = 9630
Step 91: 9630 + 107 = 9737
Step 92: 9737 + 107 = 9844
Step 93: 9844 + 107 = 9951
Step 94: 9951 + 107 = 10058
Step 95: 10058 + 107 = 10165
Step 96: 10165 + 107 = 10272
Step 97: 10272 + 107 = 10379
Step 98: 10379 + 107 = 10486
Step 99: 10486 + 107 = 10593
Step 100: 10593 + 107 = 10700
Step 101: 10700 + 107 = 10807
Step 102: 10807 + 107 = 10914
Step 103: 10914 + 107 = 11021
Step 104: 11021 + 107 = 11128
Step 105: 11128 + 107 = 11235
Step 106: 11235 + 107 = 11342
Step 107: 11342 + 107 = 11449
Step 108: 11449 + 107 = 11556
Step 109: 11556 + 107 = 11663
Step 110: 11663 + 107 = 11770
Step 111: 11770 + 107 = 11877
Step 112: 11877 + 107 = 11984
Step 113: 11984 + 107 = 12091
Step 114: 12091 + 107 = 12198
Step 115: 12198 + 107 = 12305
Step 116: 12305 + 107 = 12412
Step 117: 12412 + 107 = 12519
Step 118: 12519 + 107 = 12626
Step 119: 12626 + 107 = 12733
Step 120: 12733 + 107 = 12840
Step 121: 12840 + 107 = 12947
Step 122: 12947 + 107 = 13054
Step 123: 13054 + 107 = 13161
Step 124: 13161 + 107 = 13268
Step 125: 13268 + 107 = 13375
Step 126: 13375 + 107 = 13482
Step 127: 13482 + 107 = 13589
Step 128: 13589 + 107 = 13696
Step 129: 13696 + 107 = 13803
Step 130: 13803 + 107 = 13910
Step 131: 13910 + 107 = 14017
Step 132: 14017 + 107 = 14124
Step 133: 14124 + 107 = 14231
Step 134: 14231 + 107 = 14338
Step 135: 14338 + 107 = 14445
Step 136: 14445 + 107 = 14552
Step 137: 14552 + 107 = 14659
Step 138: 14659 + 107 = 14766
Step 139: 14766 + 107 = 14873
Step 140: 14873 + 107 = 14980
Step 141: 14980 + 107 = 15087
Step 142: 15087 + 107 = 15194
Step 143: 15194 + 107 = 15301
Step 144: 15301 + 107 = 15408
Step 145: 15408 + 107 = 15515
Step 146: 15515 + 107 = 15622
Step 147: 15622 + 107 = 15729
Step 148: 15729 + 107 = 15836
Step 149: 15836 + 107 = 15943
Step 150: 15943 + 107 = 16050
Step 151: 16050 + 107 = 16157
Step 152: 16157 + 107 = 16264
Step 153: 16264 + 107 = 16371
Step 154: 16371 + 107 = 16478
Step 155: 16478 + 107 = 16585

So, 107*155 = 16585