Alright, let's solve this math problem step by step. First, we have the number 628. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 68. So, we're going to take the number 628 and add it to itself 68 times.
Step 1: 0 + 628 = 628
Step 2: 628 + 628 = 1256
Step 3: 1256 + 628 = 1884
Step 4: 1884 + 628 = 2512
Step 5: 2512 + 628 = 3140
Step 6: 3140 + 628 = 3768
Step 7: 3768 + 628 = 4396
Step 8: 4396 + 628 = 5024
Step 9: 5024 + 628 = 5652
Step 10: 5652 + 628 = 6280
Step 11: 6280 + 628 = 6908
Step 12: 6908 + 628 = 7536
Step 13: 7536 + 628 = 8164
Step 14: 8164 + 628 = 8792
Step 15: 8792 + 628 = 9420
Step 16: 9420 + 628 = 10048
Step 17: 10048 + 628 = 10676
Step 18: 10676 + 628 = 11304
Step 19: 11304 + 628 = 11932
Step 20: 11932 + 628 = 12560
Step 21: 12560 + 628 = 13188
Step 22: 13188 + 628 = 13816
Step 23: 13816 + 628 = 14444
Step 24: 14444 + 628 = 15072
Step 25: 15072 + 628 = 15700
Step 26: 15700 + 628 = 16328
Step 27: 16328 + 628 = 16956
Step 28: 16956 + 628 = 17584
Step 29: 17584 + 628 = 18212
Step 30: 18212 + 628 = 18840
Step 31: 18840 + 628 = 19468
Step 32: 19468 + 628 = 20096
Step 33: 20096 + 628 = 20724
Step 34: 20724 + 628 = 21352
Step 35: 21352 + 628 = 21980
Step 36: 21980 + 628 = 22608
Step 37: 22608 + 628 = 23236
Step 38: 23236 + 628 = 23864
Step 39: 23864 + 628 = 24492
Step 40: 24492 + 628 = 25120
Step 41: 25120 + 628 = 25748
Step 42: 25748 + 628 = 26376
Step 43: 26376 + 628 = 27004
Step 44: 27004 + 628 = 27632
Step 45: 27632 + 628 = 28260
Step 46: 28260 + 628 = 28888
Step 47: 28888 + 628 = 29516
Step 48: 29516 + 628 = 30144
Step 49: 30144 + 628 = 30772
Step 50: 30772 + 628 = 31400
Step 51: 31400 + 628 = 32028
Step 52: 32028 + 628 = 32656
Step 53: 32656 + 628 = 33284
Step 54: 33284 + 628 = 33912
Step 55: 33912 + 628 = 34540
Step 56: 34540 + 628 = 35168
Step 57: 35168 + 628 = 35796
Step 58: 35796 + 628 = 36424
Step 59: 36424 + 628 = 37052
Step 60: 37052 + 628 = 37680
Step 61: 37680 + 628 = 38308
Step 62: 38308 + 628 = 38936
Step 63: 38936 + 628 = 39564
Step 64: 39564 + 628 = 40192
Step 65: 40192 + 628 = 40820
Step 66: 40820 + 628 = 41448
Step 67: 41448 + 628 = 42076
Step 68: 42076 + 628 = 42704

So, 628*68 = 42704