Without delay, let's solve this. We've got 291 and we will be multiplying it by 210, that is, adding 291 to itself 210 times.
Step 1: 0 + 291 = 291
Step 2: 291 + 291 = 582
Step 3: 582 + 291 = 873
Step 4: 873 + 291 = 1164
Step 5: 1164 + 291 = 1455
Step 6: 1455 + 291 = 1746
Step 7: 1746 + 291 = 2037
Step 8: 2037 + 291 = 2328
Step 9: 2328 + 291 = 2619
Step 10: 2619 + 291 = 2910
Step 11: 2910 + 291 = 3201
Step 12: 3201 + 291 = 3492
Step 13: 3492 + 291 = 3783
Step 14: 3783 + 291 = 4074
Step 15: 4074 + 291 = 4365
Step 16: 4365 + 291 = 4656
Step 17: 4656 + 291 = 4947
Step 18: 4947 + 291 = 5238
Step 19: 5238 + 291 = 5529
Step 20: 5529 + 291 = 5820
Step 21: 5820 + 291 = 6111
Step 22: 6111 + 291 = 6402
Step 23: 6402 + 291 = 6693
Step 24: 6693 + 291 = 6984
Step 25: 6984 + 291 = 7275
Step 26: 7275 + 291 = 7566
Step 27: 7566 + 291 = 7857
Step 28: 7857 + 291 = 8148
Step 29: 8148 + 291 = 8439
Step 30: 8439 + 291 = 8730
Step 31: 8730 + 291 = 9021
Step 32: 9021 + 291 = 9312
Step 33: 9312 + 291 = 9603
Step 34: 9603 + 291 = 9894
Step 35: 9894 + 291 = 10185
Step 36: 10185 + 291 = 10476
Step 37: 10476 + 291 = 10767
Step 38: 10767 + 291 = 11058
Step 39: 11058 + 291 = 11349
Step 40: 11349 + 291 = 11640
Step 41: 11640 + 291 = 11931
Step 42: 11931 + 291 = 12222
Step 43: 12222 + 291 = 12513
Step 44: 12513 + 291 = 12804
Step 45: 12804 + 291 = 13095
Step 46: 13095 + 291 = 13386
Step 47: 13386 + 291 = 13677
Step 48: 13677 + 291 = 13968
Step 49: 13968 + 291 = 14259
Step 50: 14259 + 291 = 14550
Step 51: 14550 + 291 = 14841
Step 52: 14841 + 291 = 15132
Step 53: 15132 + 291 = 15423
Step 54: 15423 + 291 = 15714
Step 55: 15714 + 291 = 16005
Step 56: 16005 + 291 = 16296
Step 57: 16296 + 291 = 16587
Step 58: 16587 + 291 = 16878
Step 59: 16878 + 291 = 17169
Step 60: 17169 + 291 = 17460
Step 61: 17460 + 291 = 17751
Step 62: 17751 + 291 = 18042
Step 63: 18042 + 291 = 18333
Step 64: 18333 + 291 = 18624
Step 65: 18624 + 291 = 18915
Step 66: 18915 + 291 = 19206
Step 67: 19206 + 291 = 19497
Step 68: 19497 + 291 = 19788
Step 69: 19788 + 291 = 20079
Step 70: 20079 + 291 = 20370
Step 71: 20370 + 291 = 20661
Step 72: 20661 + 291 = 20952
Step 73: 20952 + 291 = 21243
Step 74: 21243 + 291 = 21534
Step 75: 21534 + 291 = 21825
Step 76: 21825 + 291 = 22116
Step 77: 22116 + 291 = 22407
Step 78: 22407 + 291 = 22698
Step 79: 22698 + 291 = 22989
Step 80: 22989 + 291 = 23280
Step 81: 23280 + 291 = 23571
Step 82: 23571 + 291 = 23862
Step 83: 23862 + 291 = 24153
Step 84: 24153 + 291 = 24444
Step 85: 24444 + 291 = 24735
Step 86: 24735 + 291 = 25026
Step 87: 25026 + 291 = 25317
Step 88: 25317 + 291 = 25608
Step 89: 25608 + 291 = 25899
Step 90: 25899 + 291 = 26190
Step 91: 26190 + 291 = 26481
Step 92: 26481 + 291 = 26772
Step 93: 26772 + 291 = 27063
Step 94: 27063 + 291 = 27354
Step 95: 27354 + 291 = 27645
Step 96: 27645 + 291 = 27936
Step 97: 27936 + 291 = 28227
Step 98: 28227 + 291 = 28518
Step 99: 28518 + 291 = 28809
Step 100: 28809 + 291 = 29100
Step 101: 29100 + 291 = 29391
Step 102: 29391 + 291 = 29682
Step 103: 29682 + 291 = 29973
Step 104: 29973 + 291 = 30264
Step 105: 30264 + 291 = 30555
Step 106: 30555 + 291 = 30846
Step 107: 30846 + 291 = 31137
Step 108: 31137 + 291 = 31428
Step 109: 31428 + 291 = 31719
Step 110: 31719 + 291 = 32010
Step 111: 32010 + 291 = 32301
Step 112: 32301 + 291 = 32592
Step 113: 32592 + 291 = 32883
Step 114: 32883 + 291 = 33174
Step 115: 33174 + 291 = 33465
Step 116: 33465 + 291 = 33756
Step 117: 33756 + 291 = 34047
Step 118: 34047 + 291 = 34338
Step 119: 34338 + 291 = 34629
Step 120: 34629 + 291 = 34920
Step 121: 34920 + 291 = 35211
Step 122: 35211 + 291 = 35502
Step 123: 35502 + 291 = 35793
Step 124: 35793 + 291 = 36084
Step 125: 36084 + 291 = 36375
Step 126: 36375 + 291 = 36666
Step 127: 36666 + 291 = 36957
Step 128: 36957 + 291 = 37248
Step 129: 37248 + 291 = 37539
Step 130: 37539 + 291 = 37830
Step 131: 37830 + 291 = 38121
Step 132: 38121 + 291 = 38412
Step 133: 38412 + 291 = 38703
Step 134: 38703 + 291 = 38994
Step 135: 38994 + 291 = 39285
Step 136: 39285 + 291 = 39576
Step 137: 39576 + 291 = 39867
Step 138: 39867 + 291 = 40158
Step 139: 40158 + 291 = 40449
Step 140: 40449 + 291 = 40740
Step 141: 40740 + 291 = 41031
Step 142: 41031 + 291 = 41322
Step 143: 41322 + 291 = 41613
Step 144: 41613 + 291 = 41904
Step 145: 41904 + 291 = 42195
Step 146: 42195 + 291 = 42486
Step 147: 42486 + 291 = 42777
Step 148: 42777 + 291 = 43068
Step 149: 43068 + 291 = 43359
Step 150: 43359 + 291 = 43650
Step 151: 43650 + 291 = 43941
Step 152: 43941 + 291 = 44232
Step 153: 44232 + 291 = 44523
Step 154: 44523 + 291 = 44814
Step 155: 44814 + 291 = 45105
Step 156: 45105 + 291 = 45396
Step 157: 45396 + 291 = 45687
Step 158: 45687 + 291 = 45978
Step 159: 45978 + 291 = 46269
Step 160: 46269 + 291 = 46560
Step 161: 46560 + 291 = 46851
Step 162: 46851 + 291 = 47142
Step 163: 47142 + 291 = 47433
Step 164: 47433 + 291 = 47724
Step 165: 47724 + 291 = 48015
Step 166: 48015 + 291 = 48306
Step 167: 48306 + 291 = 48597
Step 168: 48597 + 291 = 48888
Step 169: 48888 + 291 = 49179
Step 170: 49179 + 291 = 49470
Step 171: 49470 + 291 = 49761
Step 172: 49761 + 291 = 50052
Step 173: 50052 + 291 = 50343
Step 174: 50343 + 291 = 50634
Step 175: 50634 + 291 = 50925
Step 176: 50925 + 291 = 51216
Step 177: 51216 + 291 = 51507
Step 178: 51507 + 291 = 51798
Step 179: 51798 + 291 = 52089
Step 180: 52089 + 291 = 52380
Step 181: 52380 + 291 = 52671
Step 182: 52671 + 291 = 52962
Step 183: 52962 + 291 = 53253
Step 184: 53253 + 291 = 53544
Step 185: 53544 + 291 = 53835
Step 186: 53835 + 291 = 54126
Step 187: 54126 + 291 = 54417
Step 188: 54417 + 291 = 54708
Step 189: 54708 + 291 = 54999
Step 190: 54999 + 291 = 55290
Step 191: 55290 + 291 = 55581
Step 192: 55581 + 291 = 55872
Step 193: 55872 + 291 = 56163
Step 194: 56163 + 291 = 56454
Step 195: 56454 + 291 = 56745
Step 196: 56745 + 291 = 57036
Step 197: 57036 + 291 = 57327
Step 198: 57327 + 291 = 57618
Step 199: 57618 + 291 = 57909
Step 200: 57909 + 291 = 58200
Step 201: 58200 + 291 = 58491
Step 202: 58491 + 291 = 58782
Step 203: 58782 + 291 = 59073
Step 204: 59073 + 291 = 59364
Step 205: 59364 + 291 = 59655
Step 206: 59655 + 291 = 59946
Step 207: 59946 + 291 = 60237
Step 208: 60237 + 291 = 60528
Step 209: 60528 + 291 = 60819
Step 210: 60819 + 291 = 61110

So, 291*210 = 61110