Alright, let's solve this math problem step by step. First, we have the number 612. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 109. So, we're going to take the number 612 and add it to itself 109 times.
Step 1: 0 + 612 = 612
Step 2: 612 + 612 = 1224
Step 3: 1224 + 612 = 1836
Step 4: 1836 + 612 = 2448
Step 5: 2448 + 612 = 3060
Step 6: 3060 + 612 = 3672
Step 7: 3672 + 612 = 4284
Step 8: 4284 + 612 = 4896
Step 9: 4896 + 612 = 5508
Step 10: 5508 + 612 = 6120
Step 11: 6120 + 612 = 6732
Step 12: 6732 + 612 = 7344
Step 13: 7344 + 612 = 7956
Step 14: 7956 + 612 = 8568
Step 15: 8568 + 612 = 9180
Step 16: 9180 + 612 = 9792
Step 17: 9792 + 612 = 10404
Step 18: 10404 + 612 = 11016
Step 19: 11016 + 612 = 11628
Step 20: 11628 + 612 = 12240
Step 21: 12240 + 612 = 12852
Step 22: 12852 + 612 = 13464
Step 23: 13464 + 612 = 14076
Step 24: 14076 + 612 = 14688
Step 25: 14688 + 612 = 15300
Step 26: 15300 + 612 = 15912
Step 27: 15912 + 612 = 16524
Step 28: 16524 + 612 = 17136
Step 29: 17136 + 612 = 17748
Step 30: 17748 + 612 = 18360
Step 31: 18360 + 612 = 18972
Step 32: 18972 + 612 = 19584
Step 33: 19584 + 612 = 20196
Step 34: 20196 + 612 = 20808
Step 35: 20808 + 612 = 21420
Step 36: 21420 + 612 = 22032
Step 37: 22032 + 612 = 22644
Step 38: 22644 + 612 = 23256
Step 39: 23256 + 612 = 23868
Step 40: 23868 + 612 = 24480
Step 41: 24480 + 612 = 25092
Step 42: 25092 + 612 = 25704
Step 43: 25704 + 612 = 26316
Step 44: 26316 + 612 = 26928
Step 45: 26928 + 612 = 27540
Step 46: 27540 + 612 = 28152
Step 47: 28152 + 612 = 28764
Step 48: 28764 + 612 = 29376
Step 49: 29376 + 612 = 29988
Step 50: 29988 + 612 = 30600
Step 51: 30600 + 612 = 31212
Step 52: 31212 + 612 = 31824
Step 53: 31824 + 612 = 32436
Step 54: 32436 + 612 = 33048
Step 55: 33048 + 612 = 33660
Step 56: 33660 + 612 = 34272
Step 57: 34272 + 612 = 34884
Step 58: 34884 + 612 = 35496
Step 59: 35496 + 612 = 36108
Step 60: 36108 + 612 = 36720
Step 61: 36720 + 612 = 37332
Step 62: 37332 + 612 = 37944
Step 63: 37944 + 612 = 38556
Step 64: 38556 + 612 = 39168
Step 65: 39168 + 612 = 39780
Step 66: 39780 + 612 = 40392
Step 67: 40392 + 612 = 41004
Step 68: 41004 + 612 = 41616
Step 69: 41616 + 612 = 42228
Step 70: 42228 + 612 = 42840
Step 71: 42840 + 612 = 43452
Step 72: 43452 + 612 = 44064
Step 73: 44064 + 612 = 44676
Step 74: 44676 + 612 = 45288
Step 75: 45288 + 612 = 45900
Step 76: 45900 + 612 = 46512
Step 77: 46512 + 612 = 47124
Step 78: 47124 + 612 = 47736
Step 79: 47736 + 612 = 48348
Step 80: 48348 + 612 = 48960
Step 81: 48960 + 612 = 49572
Step 82: 49572 + 612 = 50184
Step 83: 50184 + 612 = 50796
Step 84: 50796 + 612 = 51408
Step 85: 51408 + 612 = 52020
Step 86: 52020 + 612 = 52632
Step 87: 52632 + 612 = 53244
Step 88: 53244 + 612 = 53856
Step 89: 53856 + 612 = 54468
Step 90: 54468 + 612 = 55080
Step 91: 55080 + 612 = 55692
Step 92: 55692 + 612 = 56304
Step 93: 56304 + 612 = 56916
Step 94: 56916 + 612 = 57528
Step 95: 57528 + 612 = 58140
Step 96: 58140 + 612 = 58752
Step 97: 58752 + 612 = 59364
Step 98: 59364 + 612 = 59976
Step 99: 59976 + 612 = 60588
Step 100: 60588 + 612 = 61200
Step 101: 61200 + 612 = 61812
Step 102: 61812 + 612 = 62424
Step 103: 62424 + 612 = 63036
Step 104: 63036 + 612 = 63648
Step 105: 63648 + 612 = 64260
Step 106: 64260 + 612 = 64872
Step 107: 64872 + 612 = 65484
Step 108: 65484 + 612 = 66096
Step 109: 66096 + 612 = 66708

So, 612*109 = 66708