OK, let's work through this together. We're starting with 244 and we're going to multiply it by 420, which means we add 244 to itself 420 times.
Step 1: 0 + 244 = 244
Step 2: 244 + 244 = 488
Step 3: 488 + 244 = 732
Step 4: 732 + 244 = 976
Step 5: 976 + 244 = 1220
Step 6: 1220 + 244 = 1464
Step 7: 1464 + 244 = 1708
Step 8: 1708 + 244 = 1952
Step 9: 1952 + 244 = 2196
Step 10: 2196 + 244 = 2440
Step 11: 2440 + 244 = 2684
Step 12: 2684 + 244 = 2928
Step 13: 2928 + 244 = 3172
Step 14: 3172 + 244 = 3416
Step 15: 3416 + 244 = 3660
Step 16: 3660 + 244 = 3904
Step 17: 3904 + 244 = 4148
Step 18: 4148 + 244 = 4392
Step 19: 4392 + 244 = 4636
Step 20: 4636 + 244 = 4880
Step 21: 4880 + 244 = 5124
Step 22: 5124 + 244 = 5368
Step 23: 5368 + 244 = 5612
Step 24: 5612 + 244 = 5856
Step 25: 5856 + 244 = 6100
Step 26: 6100 + 244 = 6344
Step 27: 6344 + 244 = 6588
Step 28: 6588 + 244 = 6832
Step 29: 6832 + 244 = 7076
Step 30: 7076 + 244 = 7320
Step 31: 7320 + 244 = 7564
Step 32: 7564 + 244 = 7808
Step 33: 7808 + 244 = 8052
Step 34: 8052 + 244 = 8296
Step 35: 8296 + 244 = 8540
Step 36: 8540 + 244 = 8784
Step 37: 8784 + 244 = 9028
Step 38: 9028 + 244 = 9272
Step 39: 9272 + 244 = 9516
Step 40: 9516 + 244 = 9760
Step 41: 9760 + 244 = 10004
Step 42: 10004 + 244 = 10248
Step 43: 10248 + 244 = 10492
Step 44: 10492 + 244 = 10736
Step 45: 10736 + 244 = 10980
Step 46: 10980 + 244 = 11224
Step 47: 11224 + 244 = 11468
Step 48: 11468 + 244 = 11712
Step 49: 11712 + 244 = 11956
Step 50: 11956 + 244 = 12200
Step 51: 12200 + 244 = 12444
Step 52: 12444 + 244 = 12688
Step 53: 12688 + 244 = 12932
Step 54: 12932 + 244 = 13176
Step 55: 13176 + 244 = 13420
Step 56: 13420 + 244 = 13664
Step 57: 13664 + 244 = 13908
Step 58: 13908 + 244 = 14152
Step 59: 14152 + 244 = 14396
Step 60: 14396 + 244 = 14640
Step 61: 14640 + 244 = 14884
Step 62: 14884 + 244 = 15128
Step 63: 15128 + 244 = 15372
Step 64: 15372 + 244 = 15616
Step 65: 15616 + 244 = 15860
Step 66: 15860 + 244 = 16104
Step 67: 16104 + 244 = 16348
Step 68: 16348 + 244 = 16592
Step 69: 16592 + 244 = 16836
Step 70: 16836 + 244 = 17080
Step 71: 17080 + 244 = 17324
Step 72: 17324 + 244 = 17568
Step 73: 17568 + 244 = 17812
Step 74: 17812 + 244 = 18056
Step 75: 18056 + 244 = 18300
Step 76: 18300 + 244 = 18544
Step 77: 18544 + 244 = 18788
Step 78: 18788 + 244 = 19032
Step 79: 19032 + 244 = 19276
Step 80: 19276 + 244 = 19520
Step 81: 19520 + 244 = 19764
Step 82: 19764 + 244 = 20008
Step 83: 20008 + 244 = 20252
Step 84: 20252 + 244 = 20496
Step 85: 20496 + 244 = 20740
Step 86: 20740 + 244 = 20984
Step 87: 20984 + 244 = 21228
Step 88: 21228 + 244 = 21472
Step 89: 21472 + 244 = 21716
Step 90: 21716 + 244 = 21960
Step 91: 21960 + 244 = 22204
Step 92: 22204 + 244 = 22448
Step 93: 22448 + 244 = 22692
Step 94: 22692 + 244 = 22936
Step 95: 22936 + 244 = 23180
Step 96: 23180 + 244 = 23424
Step 97: 23424 + 244 = 23668
Step 98: 23668 + 244 = 23912
Step 99: 23912 + 244 = 24156
Step 100: 24156 + 244 = 24400
Step 101: 24400 + 244 = 24644
Step 102: 24644 + 244 = 24888
Step 103: 24888 + 244 = 25132
Step 104: 25132 + 244 = 25376
Step 105: 25376 + 244 = 25620
Step 106: 25620 + 244 = 25864
Step 107: 25864 + 244 = 26108
Step 108: 26108 + 244 = 26352
Step 109: 26352 + 244 = 26596
Step 110: 26596 + 244 = 26840
Step 111: 26840 + 244 = 27084
Step 112: 27084 + 244 = 27328
Step 113: 27328 + 244 = 27572
Step 114: 27572 + 244 = 27816
Step 115: 27816 + 244 = 28060
Step 116: 28060 + 244 = 28304
Step 117: 28304 + 244 = 28548
Step 118: 28548 + 244 = 28792
Step 119: 28792 + 244 = 29036
Step 120: 29036 + 244 = 29280
Step 121: 29280 + 244 = 29524
Step 122: 29524 + 244 = 29768
Step 123: 29768 + 244 = 30012
Step 124: 30012 + 244 = 30256
Step 125: 30256 + 244 = 30500
Step 126: 30500 + 244 = 30744
Step 127: 30744 + 244 = 30988
Step 128: 30988 + 244 = 31232
Step 129: 31232 + 244 = 31476
Step 130: 31476 + 244 = 31720
Step 131: 31720 + 244 = 31964
Step 132: 31964 + 244 = 32208
Step 133: 32208 + 244 = 32452
Step 134: 32452 + 244 = 32696
Step 135: 32696 + 244 = 32940
Step 136: 32940 + 244 = 33184
Step 137: 33184 + 244 = 33428
Step 138: 33428 + 244 = 33672
Step 139: 33672 + 244 = 33916
Step 140: 33916 + 244 = 34160
Step 141: 34160 + 244 = 34404
Step 142: 34404 + 244 = 34648
Step 143: 34648 + 244 = 34892
Step 144: 34892 + 244 = 35136
Step 145: 35136 + 244 = 35380
Step 146: 35380 + 244 = 35624
Step 147: 35624 + 244 = 35868
Step 148: 35868 + 244 = 36112
Step 149: 36112 + 244 = 36356
Step 150: 36356 + 244 = 36600
Step 151: 36600 + 244 = 36844
Step 152: 36844 + 244 = 37088
Step 153: 37088 + 244 = 37332
Step 154: 37332 + 244 = 37576
Step 155: 37576 + 244 = 37820
Step 156: 37820 + 244 = 38064
Step 157: 38064 + 244 = 38308
Step 158: 38308 + 244 = 38552
Step 159: 38552 + 244 = 38796
Step 160: 38796 + 244 = 39040
Step 161: 39040 + 244 = 39284
Step 162: 39284 + 244 = 39528
Step 163: 39528 + 244 = 39772
Step 164: 39772 + 244 = 40016
Step 165: 40016 + 244 = 40260
Step 166: 40260 + 244 = 40504
Step 167: 40504 + 244 = 40748
Step 168: 40748 + 244 = 40992
Step 169: 40992 + 244 = 41236
Step 170: 41236 + 244 = 41480
Step 171: 41480 + 244 = 41724
Step 172: 41724 + 244 = 41968
Step 173: 41968 + 244 = 42212
Step 174: 42212 + 244 = 42456
Step 175: 42456 + 244 = 42700
Step 176: 42700 + 244 = 42944
Step 177: 42944 + 244 = 43188
Step 178: 43188 + 244 = 43432
Step 179: 43432 + 244 = 43676
Step 180: 43676 + 244 = 43920
Step 181: 43920 + 244 = 44164
Step 182: 44164 + 244 = 44408
Step 183: 44408 + 244 = 44652
Step 184: 44652 + 244 = 44896
Step 185: 44896 + 244 = 45140
Step 186: 45140 + 244 = 45384
Step 187: 45384 + 244 = 45628
Step 188: 45628 + 244 = 45872
Step 189: 45872 + 244 = 46116
Step 190: 46116 + 244 = 46360
Step 191: 46360 + 244 = 46604
Step 192: 46604 + 244 = 46848
Step 193: 46848 + 244 = 47092
Step 194: 47092 + 244 = 47336
Step 195: 47336 + 244 = 47580
Step 196: 47580 + 244 = 47824
Step 197: 47824 + 244 = 48068
Step 198: 48068 + 244 = 48312
Step 199: 48312 + 244 = 48556
Step 200: 48556 + 244 = 48800
Step 201: 48800 + 244 = 49044
Step 202: 49044 + 244 = 49288
Step 203: 49288 + 244 = 49532
Step 204: 49532 + 244 = 49776
Step 205: 49776 + 244 = 50020
Step 206: 50020 + 244 = 50264
Step 207: 50264 + 244 = 50508
Step 208: 50508 + 244 = 50752
Step 209: 50752 + 244 = 50996
Step 210: 50996 + 244 = 51240
Step 211: 51240 + 244 = 51484
Step 212: 51484 + 244 = 51728
Step 213: 51728 + 244 = 51972
Step 214: 51972 + 244 = 52216
Step 215: 52216 + 244 = 52460
Step 216: 52460 + 244 = 52704
Step 217: 52704 + 244 = 52948
Step 218: 52948 + 244 = 53192
Step 219: 53192 + 244 = 53436
Step 220: 53436 + 244 = 53680
Step 221: 53680 + 244 = 53924
Step 222: 53924 + 244 = 54168
Step 223: 54168 + 244 = 54412
Step 224: 54412 + 244 = 54656
Step 225: 54656 + 244 = 54900
Step 226: 54900 + 244 = 55144
Step 227: 55144 + 244 = 55388
Step 228: 55388 + 244 = 55632
Step 229: 55632 + 244 = 55876
Step 230: 55876 + 244 = 56120
Step 231: 56120 + 244 = 56364
Step 232: 56364 + 244 = 56608
Step 233: 56608 + 244 = 56852
Step 234: 56852 + 244 = 57096
Step 235: 57096 + 244 = 57340
Step 236: 57340 + 244 = 57584
Step 237: 57584 + 244 = 57828
Step 238: 57828 + 244 = 58072
Step 239: 58072 + 244 = 58316
Step 240: 58316 + 244 = 58560
Step 241: 58560 + 244 = 58804
Step 242: 58804 + 244 = 59048
Step 243: 59048 + 244 = 59292
Step 244: 59292 + 244 = 59536
Step 245: 59536 + 244 = 59780
Step 246: 59780 + 244 = 60024
Step 247: 60024 + 244 = 60268
Step 248: 60268 + 244 = 60512
Step 249: 60512 + 244 = 60756
Step 250: 60756 + 244 = 61000
Step 251: 61000 + 244 = 61244
Step 252: 61244 + 244 = 61488
Step 253: 61488 + 244 = 61732
Step 254: 61732 + 244 = 61976
Step 255: 61976 + 244 = 62220
Step 256: 62220 + 244 = 62464
Step 257: 62464 + 244 = 62708
Step 258: 62708 + 244 = 62952
Step 259: 62952 + 244 = 63196
Step 260: 63196 + 244 = 63440
Step 261: 63440 + 244 = 63684
Step 262: 63684 + 244 = 63928
Step 263: 63928 + 244 = 64172
Step 264: 64172 + 244 = 64416
Step 265: 64416 + 244 = 64660
Step 266: 64660 + 244 = 64904
Step 267: 64904 + 244 = 65148
Step 268: 65148 + 244 = 65392
Step 269: 65392 + 244 = 65636
Step 270: 65636 + 244 = 65880
Step 271: 65880 + 244 = 66124
Step 272: 66124 + 244 = 66368
Step 273: 66368 + 244 = 66612
Step 274: 66612 + 244 = 66856
Step 275: 66856 + 244 = 67100
Step 276: 67100 + 244 = 67344
Step 277: 67344 + 244 = 67588
Step 278: 67588 + 244 = 67832
Step 279: 67832 + 244 = 68076
Step 280: 68076 + 244 = 68320
Step 281: 68320 + 244 = 68564
Step 282: 68564 + 244 = 68808
Step 283: 68808 + 244 = 69052
Step 284: 69052 + 244 = 69296
Step 285: 69296 + 244 = 69540
Step 286: 69540 + 244 = 69784
Step 287: 69784 + 244 = 70028
Step 288: 70028 + 244 = 70272
Step 289: 70272 + 244 = 70516
Step 290: 70516 + 244 = 70760
Step 291: 70760 + 244 = 71004
Step 292: 71004 + 244 = 71248
Step 293: 71248 + 244 = 71492
Step 294: 71492 + 244 = 71736
Step 295: 71736 + 244 = 71980
Step 296: 71980 + 244 = 72224
Step 297: 72224 + 244 = 72468
Step 298: 72468 + 244 = 72712
Step 299: 72712 + 244 = 72956
Step 300: 72956 + 244 = 73200
Step 301: 73200 + 244 = 73444
Step 302: 73444 + 244 = 73688
Step 303: 73688 + 244 = 73932
Step 304: 73932 + 244 = 74176
Step 305: 74176 + 244 = 74420
Step 306: 74420 + 244 = 74664
Step 307: 74664 + 244 = 74908
Step 308: 74908 + 244 = 75152
Step 309: 75152 + 244 = 75396
Step 310: 75396 + 244 = 75640
Step 311: 75640 + 244 = 75884
Step 312: 75884 + 244 = 76128
Step 313: 76128 + 244 = 76372
Step 314: 76372 + 244 = 76616
Step 315: 76616 + 244 = 76860
Step 316: 76860 + 244 = 77104
Step 317: 77104 + 244 = 77348
Step 318: 77348 + 244 = 77592
Step 319: 77592 + 244 = 77836
Step 320: 77836 + 244 = 78080
Step 321: 78080 + 244 = 78324
Step 322: 78324 + 244 = 78568
Step 323: 78568 + 244 = 78812
Step 324: 78812 + 244 = 79056
Step 325: 79056 + 244 = 79300
Step 326: 79300 + 244 = 79544
Step 327: 79544 + 244 = 79788
Step 328: 79788 + 244 = 80032
Step 329: 80032 + 244 = 80276
Step 330: 80276 + 244 = 80520
Step 331: 80520 + 244 = 80764
Step 332: 80764 + 244 = 81008
Step 333: 81008 + 244 = 81252
Step 334: 81252 + 244 = 81496
Step 335: 81496 + 244 = 81740
Step 336: 81740 + 244 = 81984
Step 337: 81984 + 244 = 82228
Step 338: 82228 + 244 = 82472
Step 339: 82472 + 244 = 82716
Step 340: 82716 + 244 = 82960
Step 341: 82960 + 244 = 83204
Step 342: 83204 + 244 = 83448
Step 343: 83448 + 244 = 83692
Step 344: 83692 + 244 = 83936
Step 345: 83936 + 244 = 84180
Step 346: 84180 + 244 = 84424
Step 347: 84424 + 244 = 84668
Step 348: 84668 + 244 = 84912
Step 349: 84912 + 244 = 85156
Step 350: 85156 + 244 = 85400
Step 351: 85400 + 244 = 85644
Step 352: 85644 + 244 = 85888
Step 353: 85888 + 244 = 86132
Step 354: 86132 + 244 = 86376
Step 355: 86376 + 244 = 86620
Step 356: 86620 + 244 = 86864
Step 357: 86864 + 244 = 87108
Step 358: 87108 + 244 = 87352
Step 359: 87352 + 244 = 87596
Step 360: 87596 + 244 = 87840
Step 361: 87840 + 244 = 88084
Step 362: 88084 + 244 = 88328
Step 363: 88328 + 244 = 88572
Step 364: 88572 + 244 = 88816
Step 365: 88816 + 244 = 89060
Step 366: 89060 + 244 = 89304
Step 367: 89304 + 244 = 89548
Step 368: 89548 + 244 = 89792
Step 369: 89792 + 244 = 90036
Step 370: 90036 + 244 = 90280
Step 371: 90280 + 244 = 90524
Step 372: 90524 + 244 = 90768
Step 373: 90768 + 244 = 91012
Step 374: 91012 + 244 = 91256
Step 375: 91256 + 244 = 91500
Step 376: 91500 + 244 = 91744
Step 377: 91744 + 244 = 91988
Step 378: 91988 + 244 = 92232
Step 379: 92232 + 244 = 92476
Step 380: 92476 + 244 = 92720
Step 381: 92720 + 244 = 92964
Step 382: 92964 + 244 = 93208
Step 383: 93208 + 244 = 93452
Step 384: 93452 + 244 = 93696
Step 385: 93696 + 244 = 93940
Step 386: 93940 + 244 = 94184
Step 387: 94184 + 244 = 94428
Step 388: 94428 + 244 = 94672
Step 389: 94672 + 244 = 94916
Step 390: 94916 + 244 = 95160
Step 391: 95160 + 244 = 95404
Step 392: 95404 + 244 = 95648
Step 393: 95648 + 244 = 95892
Step 394: 95892 + 244 = 96136
Step 395: 96136 + 244 = 96380
Step 396: 96380 + 244 = 96624
Step 397: 96624 + 244 = 96868
Step 398: 96868 + 244 = 97112
Step 399: 97112 + 244 = 97356
Step 400: 97356 + 244 = 97600
Step 401: 97600 + 244 = 97844
Step 402: 97844 + 244 = 98088
Step 403: 98088 + 244 = 98332
Step 404: 98332 + 244 = 98576
Step 405: 98576 + 244 = 98820
Step 406: 98820 + 244 = 99064
Step 407: 99064 + 244 = 99308
Step 408: 99308 + 244 = 99552
Step 409: 99552 + 244 = 99796
Step 410: 99796 + 244 = 100040
Step 411: 100040 + 244 = 100284
Step 412: 100284 + 244 = 100528
Step 413: 100528 + 244 = 100772
Step 414: 100772 + 244 = 101016
Step 415: 101016 + 244 = 101260
Step 416: 101260 + 244 = 101504
Step 417: 101504 + 244 = 101748
Step 418: 101748 + 244 = 101992
Step 419: 101992 + 244 = 102236
Step 420: 102236 + 244 = 102480

So, 244*420 = 102480