Let's get this math done. We have 630 and we're going to multiply it by 212. This is the same as taking 630 and adding it to itself 212 times.
Step 1: 0 + 630 = 630
Step 2: 630 + 630 = 1260
Step 3: 1260 + 630 = 1890
Step 4: 1890 + 630 = 2520
Step 5: 2520 + 630 = 3150
Step 6: 3150 + 630 = 3780
Step 7: 3780 + 630 = 4410
Step 8: 4410 + 630 = 5040
Step 9: 5040 + 630 = 5670
Step 10: 5670 + 630 = 6300
Step 11: 6300 + 630 = 6930
Step 12: 6930 + 630 = 7560
Step 13: 7560 + 630 = 8190
Step 14: 8190 + 630 = 8820
Step 15: 8820 + 630 = 9450
Step 16: 9450 + 630 = 10080
Step 17: 10080 + 630 = 10710
Step 18: 10710 + 630 = 11340
Step 19: 11340 + 630 = 11970
Step 20: 11970 + 630 = 12600
Step 21: 12600 + 630 = 13230
Step 22: 13230 + 630 = 13860
Step 23: 13860 + 630 = 14490
Step 24: 14490 + 630 = 15120
Step 25: 15120 + 630 = 15750
Step 26: 15750 + 630 = 16380
Step 27: 16380 + 630 = 17010
Step 28: 17010 + 630 = 17640
Step 29: 17640 + 630 = 18270
Step 30: 18270 + 630 = 18900
Step 31: 18900 + 630 = 19530
Step 32: 19530 + 630 = 20160
Step 33: 20160 + 630 = 20790
Step 34: 20790 + 630 = 21420
Step 35: 21420 + 630 = 22050
Step 36: 22050 + 630 = 22680
Step 37: 22680 + 630 = 23310
Step 38: 23310 + 630 = 23940
Step 39: 23940 + 630 = 24570
Step 40: 24570 + 630 = 25200
Step 41: 25200 + 630 = 25830
Step 42: 25830 + 630 = 26460
Step 43: 26460 + 630 = 27090
Step 44: 27090 + 630 = 27720
Step 45: 27720 + 630 = 28350
Step 46: 28350 + 630 = 28980
Step 47: 28980 + 630 = 29610
Step 48: 29610 + 630 = 30240
Step 49: 30240 + 630 = 30870
Step 50: 30870 + 630 = 31500
Step 51: 31500 + 630 = 32130
Step 52: 32130 + 630 = 32760
Step 53: 32760 + 630 = 33390
Step 54: 33390 + 630 = 34020
Step 55: 34020 + 630 = 34650
Step 56: 34650 + 630 = 35280
Step 57: 35280 + 630 = 35910
Step 58: 35910 + 630 = 36540
Step 59: 36540 + 630 = 37170
Step 60: 37170 + 630 = 37800
Step 61: 37800 + 630 = 38430
Step 62: 38430 + 630 = 39060
Step 63: 39060 + 630 = 39690
Step 64: 39690 + 630 = 40320
Step 65: 40320 + 630 = 40950
Step 66: 40950 + 630 = 41580
Step 67: 41580 + 630 = 42210
Step 68: 42210 + 630 = 42840
Step 69: 42840 + 630 = 43470
Step 70: 43470 + 630 = 44100
Step 71: 44100 + 630 = 44730
Step 72: 44730 + 630 = 45360
Step 73: 45360 + 630 = 45990
Step 74: 45990 + 630 = 46620
Step 75: 46620 + 630 = 47250
Step 76: 47250 + 630 = 47880
Step 77: 47880 + 630 = 48510
Step 78: 48510 + 630 = 49140
Step 79: 49140 + 630 = 49770
Step 80: 49770 + 630 = 50400
Step 81: 50400 + 630 = 51030
Step 82: 51030 + 630 = 51660
Step 83: 51660 + 630 = 52290
Step 84: 52290 + 630 = 52920
Step 85: 52920 + 630 = 53550
Step 86: 53550 + 630 = 54180
Step 87: 54180 + 630 = 54810
Step 88: 54810 + 630 = 55440
Step 89: 55440 + 630 = 56070
Step 90: 56070 + 630 = 56700
Step 91: 56700 + 630 = 57330
Step 92: 57330 + 630 = 57960
Step 93: 57960 + 630 = 58590
Step 94: 58590 + 630 = 59220
Step 95: 59220 + 630 = 59850
Step 96: 59850 + 630 = 60480
Step 97: 60480 + 630 = 61110
Step 98: 61110 + 630 = 61740
Step 99: 61740 + 630 = 62370
Step 100: 62370 + 630 = 63000
Step 101: 63000 + 630 = 63630
Step 102: 63630 + 630 = 64260
Step 103: 64260 + 630 = 64890
Step 104: 64890 + 630 = 65520
Step 105: 65520 + 630 = 66150
Step 106: 66150 + 630 = 66780
Step 107: 66780 + 630 = 67410
Step 108: 67410 + 630 = 68040
Step 109: 68040 + 630 = 68670
Step 110: 68670 + 630 = 69300
Step 111: 69300 + 630 = 69930
Step 112: 69930 + 630 = 70560
Step 113: 70560 + 630 = 71190
Step 114: 71190 + 630 = 71820
Step 115: 71820 + 630 = 72450
Step 116: 72450 + 630 = 73080
Step 117: 73080 + 630 = 73710
Step 118: 73710 + 630 = 74340
Step 119: 74340 + 630 = 74970
Step 120: 74970 + 630 = 75600
Step 121: 75600 + 630 = 76230
Step 122: 76230 + 630 = 76860
Step 123: 76860 + 630 = 77490
Step 124: 77490 + 630 = 78120
Step 125: 78120 + 630 = 78750
Step 126: 78750 + 630 = 79380
Step 127: 79380 + 630 = 80010
Step 128: 80010 + 630 = 80640
Step 129: 80640 + 630 = 81270
Step 130: 81270 + 630 = 81900
Step 131: 81900 + 630 = 82530
Step 132: 82530 + 630 = 83160
Step 133: 83160 + 630 = 83790
Step 134: 83790 + 630 = 84420
Step 135: 84420 + 630 = 85050
Step 136: 85050 + 630 = 85680
Step 137: 85680 + 630 = 86310
Step 138: 86310 + 630 = 86940
Step 139: 86940 + 630 = 87570
Step 140: 87570 + 630 = 88200
Step 141: 88200 + 630 = 88830
Step 142: 88830 + 630 = 89460
Step 143: 89460 + 630 = 90090
Step 144: 90090 + 630 = 90720
Step 145: 90720 + 630 = 91350
Step 146: 91350 + 630 = 91980
Step 147: 91980 + 630 = 92610
Step 148: 92610 + 630 = 93240
Step 149: 93240 + 630 = 93870
Step 150: 93870 + 630 = 94500
Step 151: 94500 + 630 = 95130
Step 152: 95130 + 630 = 95760
Step 153: 95760 + 630 = 96390
Step 154: 96390 + 630 = 97020
Step 155: 97020 + 630 = 97650
Step 156: 97650 + 630 = 98280
Step 157: 98280 + 630 = 98910
Step 158: 98910 + 630 = 99540
Step 159: 99540 + 630 = 100170
Step 160: 100170 + 630 = 100800
Step 161: 100800 + 630 = 101430
Step 162: 101430 + 630 = 102060
Step 163: 102060 + 630 = 102690
Step 164: 102690 + 630 = 103320
Step 165: 103320 + 630 = 103950
Step 166: 103950 + 630 = 104580
Step 167: 104580 + 630 = 105210
Step 168: 105210 + 630 = 105840
Step 169: 105840 + 630 = 106470
Step 170: 106470 + 630 = 107100
Step 171: 107100 + 630 = 107730
Step 172: 107730 + 630 = 108360
Step 173: 108360 + 630 = 108990
Step 174: 108990 + 630 = 109620
Step 175: 109620 + 630 = 110250
Step 176: 110250 + 630 = 110880
Step 177: 110880 + 630 = 111510
Step 178: 111510 + 630 = 112140
Step 179: 112140 + 630 = 112770
Step 180: 112770 + 630 = 113400
Step 181: 113400 + 630 = 114030
Step 182: 114030 + 630 = 114660
Step 183: 114660 + 630 = 115290
Step 184: 115290 + 630 = 115920
Step 185: 115920 + 630 = 116550
Step 186: 116550 + 630 = 117180
Step 187: 117180 + 630 = 117810
Step 188: 117810 + 630 = 118440
Step 189: 118440 + 630 = 119070
Step 190: 119070 + 630 = 119700
Step 191: 119700 + 630 = 120330
Step 192: 120330 + 630 = 120960
Step 193: 120960 + 630 = 121590
Step 194: 121590 + 630 = 122220
Step 195: 122220 + 630 = 122850
Step 196: 122850 + 630 = 123480
Step 197: 123480 + 630 = 124110
Step 198: 124110 + 630 = 124740
Step 199: 124740 + 630 = 125370
Step 200: 125370 + 630 = 126000
Step 201: 126000 + 630 = 126630
Step 202: 126630 + 630 = 127260
Step 203: 127260 + 630 = 127890
Step 204: 127890 + 630 = 128520
Step 205: 128520 + 630 = 129150
Step 206: 129150 + 630 = 129780
Step 207: 129780 + 630 = 130410
Step 208: 130410 + 630 = 131040
Step 209: 131040 + 630 = 131670
Step 210: 131670 + 630 = 132300
Step 211: 132300 + 630 = 132930
Step 212: 132930 + 630 = 133560

So, 630*212 = 133560