Let's get this math done. We have 72 and we're going to multiply it by 498. This is the same as taking 72 and adding it to itself 498 times.
Step 1: 0 + 72 = 72
Step 2: 72 + 72 = 144
Step 3: 144 + 72 = 216
Step 4: 216 + 72 = 288
Step 5: 288 + 72 = 360
Step 6: 360 + 72 = 432
Step 7: 432 + 72 = 504
Step 8: 504 + 72 = 576
Step 9: 576 + 72 = 648
Step 10: 648 + 72 = 720
Step 11: 720 + 72 = 792
Step 12: 792 + 72 = 864
Step 13: 864 + 72 = 936
Step 14: 936 + 72 = 1008
Step 15: 1008 + 72 = 1080
Step 16: 1080 + 72 = 1152
Step 17: 1152 + 72 = 1224
Step 18: 1224 + 72 = 1296
Step 19: 1296 + 72 = 1368
Step 20: 1368 + 72 = 1440
Step 21: 1440 + 72 = 1512
Step 22: 1512 + 72 = 1584
Step 23: 1584 + 72 = 1656
Step 24: 1656 + 72 = 1728
Step 25: 1728 + 72 = 1800
Step 26: 1800 + 72 = 1872
Step 27: 1872 + 72 = 1944
Step 28: 1944 + 72 = 2016
Step 29: 2016 + 72 = 2088
Step 30: 2088 + 72 = 2160
Step 31: 2160 + 72 = 2232
Step 32: 2232 + 72 = 2304
Step 33: 2304 + 72 = 2376
Step 34: 2376 + 72 = 2448
Step 35: 2448 + 72 = 2520
Step 36: 2520 + 72 = 2592
Step 37: 2592 + 72 = 2664
Step 38: 2664 + 72 = 2736
Step 39: 2736 + 72 = 2808
Step 40: 2808 + 72 = 2880
Step 41: 2880 + 72 = 2952
Step 42: 2952 + 72 = 3024
Step 43: 3024 + 72 = 3096
Step 44: 3096 + 72 = 3168
Step 45: 3168 + 72 = 3240
Step 46: 3240 + 72 = 3312
Step 47: 3312 + 72 = 3384
Step 48: 3384 + 72 = 3456
Step 49: 3456 + 72 = 3528
Step 50: 3528 + 72 = 3600
Step 51: 3600 + 72 = 3672
Step 52: 3672 + 72 = 3744
Step 53: 3744 + 72 = 3816
Step 54: 3816 + 72 = 3888
Step 55: 3888 + 72 = 3960
Step 56: 3960 + 72 = 4032
Step 57: 4032 + 72 = 4104
Step 58: 4104 + 72 = 4176
Step 59: 4176 + 72 = 4248
Step 60: 4248 + 72 = 4320
Step 61: 4320 + 72 = 4392
Step 62: 4392 + 72 = 4464
Step 63: 4464 + 72 = 4536
Step 64: 4536 + 72 = 4608
Step 65: 4608 + 72 = 4680
Step 66: 4680 + 72 = 4752
Step 67: 4752 + 72 = 4824
Step 68: 4824 + 72 = 4896
Step 69: 4896 + 72 = 4968
Step 70: 4968 + 72 = 5040
Step 71: 5040 + 72 = 5112
Step 72: 5112 + 72 = 5184
Step 73: 5184 + 72 = 5256
Step 74: 5256 + 72 = 5328
Step 75: 5328 + 72 = 5400
Step 76: 5400 + 72 = 5472
Step 77: 5472 + 72 = 5544
Step 78: 5544 + 72 = 5616
Step 79: 5616 + 72 = 5688
Step 80: 5688 + 72 = 5760
Step 81: 5760 + 72 = 5832
Step 82: 5832 + 72 = 5904
Step 83: 5904 + 72 = 5976
Step 84: 5976 + 72 = 6048
Step 85: 6048 + 72 = 6120
Step 86: 6120 + 72 = 6192
Step 87: 6192 + 72 = 6264
Step 88: 6264 + 72 = 6336
Step 89: 6336 + 72 = 6408
Step 90: 6408 + 72 = 6480
Step 91: 6480 + 72 = 6552
Step 92: 6552 + 72 = 6624
Step 93: 6624 + 72 = 6696
Step 94: 6696 + 72 = 6768
Step 95: 6768 + 72 = 6840
Step 96: 6840 + 72 = 6912
Step 97: 6912 + 72 = 6984
Step 98: 6984 + 72 = 7056
Step 99: 7056 + 72 = 7128
Step 100: 7128 + 72 = 7200
Step 101: 7200 + 72 = 7272
Step 102: 7272 + 72 = 7344
Step 103: 7344 + 72 = 7416
Step 104: 7416 + 72 = 7488
Step 105: 7488 + 72 = 7560
Step 106: 7560 + 72 = 7632
Step 107: 7632 + 72 = 7704
Step 108: 7704 + 72 = 7776
Step 109: 7776 + 72 = 7848
Step 110: 7848 + 72 = 7920
Step 111: 7920 + 72 = 7992
Step 112: 7992 + 72 = 8064
Step 113: 8064 + 72 = 8136
Step 114: 8136 + 72 = 8208
Step 115: 8208 + 72 = 8280
Step 116: 8280 + 72 = 8352
Step 117: 8352 + 72 = 8424
Step 118: 8424 + 72 = 8496
Step 119: 8496 + 72 = 8568
Step 120: 8568 + 72 = 8640
Step 121: 8640 + 72 = 8712
Step 122: 8712 + 72 = 8784
Step 123: 8784 + 72 = 8856
Step 124: 8856 + 72 = 8928
Step 125: 8928 + 72 = 9000
Step 126: 9000 + 72 = 9072
Step 127: 9072 + 72 = 9144
Step 128: 9144 + 72 = 9216
Step 129: 9216 + 72 = 9288
Step 130: 9288 + 72 = 9360
Step 131: 9360 + 72 = 9432
Step 132: 9432 + 72 = 9504
Step 133: 9504 + 72 = 9576
Step 134: 9576 + 72 = 9648
Step 135: 9648 + 72 = 9720
Step 136: 9720 + 72 = 9792
Step 137: 9792 + 72 = 9864
Step 138: 9864 + 72 = 9936
Step 139: 9936 + 72 = 10008
Step 140: 10008 + 72 = 10080
Step 141: 10080 + 72 = 10152
Step 142: 10152 + 72 = 10224
Step 143: 10224 + 72 = 10296
Step 144: 10296 + 72 = 10368
Step 145: 10368 + 72 = 10440
Step 146: 10440 + 72 = 10512
Step 147: 10512 + 72 = 10584
Step 148: 10584 + 72 = 10656
Step 149: 10656 + 72 = 10728
Step 150: 10728 + 72 = 10800
Step 151: 10800 + 72 = 10872
Step 152: 10872 + 72 = 10944
Step 153: 10944 + 72 = 11016
Step 154: 11016 + 72 = 11088
Step 155: 11088 + 72 = 11160
Step 156: 11160 + 72 = 11232
Step 157: 11232 + 72 = 11304
Step 158: 11304 + 72 = 11376
Step 159: 11376 + 72 = 11448
Step 160: 11448 + 72 = 11520
Step 161: 11520 + 72 = 11592
Step 162: 11592 + 72 = 11664
Step 163: 11664 + 72 = 11736
Step 164: 11736 + 72 = 11808
Step 165: 11808 + 72 = 11880
Step 166: 11880 + 72 = 11952
Step 167: 11952 + 72 = 12024
Step 168: 12024 + 72 = 12096
Step 169: 12096 + 72 = 12168
Step 170: 12168 + 72 = 12240
Step 171: 12240 + 72 = 12312
Step 172: 12312 + 72 = 12384
Step 173: 12384 + 72 = 12456
Step 174: 12456 + 72 = 12528
Step 175: 12528 + 72 = 12600
Step 176: 12600 + 72 = 12672
Step 177: 12672 + 72 = 12744
Step 178: 12744 + 72 = 12816
Step 179: 12816 + 72 = 12888
Step 180: 12888 + 72 = 12960
Step 181: 12960 + 72 = 13032
Step 182: 13032 + 72 = 13104
Step 183: 13104 + 72 = 13176
Step 184: 13176 + 72 = 13248
Step 185: 13248 + 72 = 13320
Step 186: 13320 + 72 = 13392
Step 187: 13392 + 72 = 13464
Step 188: 13464 + 72 = 13536
Step 189: 13536 + 72 = 13608
Step 190: 13608 + 72 = 13680
Step 191: 13680 + 72 = 13752
Step 192: 13752 + 72 = 13824
Step 193: 13824 + 72 = 13896
Step 194: 13896 + 72 = 13968
Step 195: 13968 + 72 = 14040
Step 196: 14040 + 72 = 14112
Step 197: 14112 + 72 = 14184
Step 198: 14184 + 72 = 14256
Step 199: 14256 + 72 = 14328
Step 200: 14328 + 72 = 14400
Step 201: 14400 + 72 = 14472
Step 202: 14472 + 72 = 14544
Step 203: 14544 + 72 = 14616
Step 204: 14616 + 72 = 14688
Step 205: 14688 + 72 = 14760
Step 206: 14760 + 72 = 14832
Step 207: 14832 + 72 = 14904
Step 208: 14904 + 72 = 14976
Step 209: 14976 + 72 = 15048
Step 210: 15048 + 72 = 15120
Step 211: 15120 + 72 = 15192
Step 212: 15192 + 72 = 15264
Step 213: 15264 + 72 = 15336
Step 214: 15336 + 72 = 15408
Step 215: 15408 + 72 = 15480
Step 216: 15480 + 72 = 15552
Step 217: 15552 + 72 = 15624
Step 218: 15624 + 72 = 15696
Step 219: 15696 + 72 = 15768
Step 220: 15768 + 72 = 15840
Step 221: 15840 + 72 = 15912
Step 222: 15912 + 72 = 15984
Step 223: 15984 + 72 = 16056
Step 224: 16056 + 72 = 16128
Step 225: 16128 + 72 = 16200
Step 226: 16200 + 72 = 16272
Step 227: 16272 + 72 = 16344
Step 228: 16344 + 72 = 16416
Step 229: 16416 + 72 = 16488
Step 230: 16488 + 72 = 16560
Step 231: 16560 + 72 = 16632
Step 232: 16632 + 72 = 16704
Step 233: 16704 + 72 = 16776
Step 234: 16776 + 72 = 16848
Step 235: 16848 + 72 = 16920
Step 236: 16920 + 72 = 16992
Step 237: 16992 + 72 = 17064
Step 238: 17064 + 72 = 17136
Step 239: 17136 + 72 = 17208
Step 240: 17208 + 72 = 17280
Step 241: 17280 + 72 = 17352
Step 242: 17352 + 72 = 17424
Step 243: 17424 + 72 = 17496
Step 244: 17496 + 72 = 17568
Step 245: 17568 + 72 = 17640
Step 246: 17640 + 72 = 17712
Step 247: 17712 + 72 = 17784
Step 248: 17784 + 72 = 17856
Step 249: 17856 + 72 = 17928
Step 250: 17928 + 72 = 18000
Step 251: 18000 + 72 = 18072
Step 252: 18072 + 72 = 18144
Step 253: 18144 + 72 = 18216
Step 254: 18216 + 72 = 18288
Step 255: 18288 + 72 = 18360
Step 256: 18360 + 72 = 18432
Step 257: 18432 + 72 = 18504
Step 258: 18504 + 72 = 18576
Step 259: 18576 + 72 = 18648
Step 260: 18648 + 72 = 18720
Step 261: 18720 + 72 = 18792
Step 262: 18792 + 72 = 18864
Step 263: 18864 + 72 = 18936
Step 264: 18936 + 72 = 19008
Step 265: 19008 + 72 = 19080
Step 266: 19080 + 72 = 19152
Step 267: 19152 + 72 = 19224
Step 268: 19224 + 72 = 19296
Step 269: 19296 + 72 = 19368
Step 270: 19368 + 72 = 19440
Step 271: 19440 + 72 = 19512
Step 272: 19512 + 72 = 19584
Step 273: 19584 + 72 = 19656
Step 274: 19656 + 72 = 19728
Step 275: 19728 + 72 = 19800
Step 276: 19800 + 72 = 19872
Step 277: 19872 + 72 = 19944
Step 278: 19944 + 72 = 20016
Step 279: 20016 + 72 = 20088
Step 280: 20088 + 72 = 20160
Step 281: 20160 + 72 = 20232
Step 282: 20232 + 72 = 20304
Step 283: 20304 + 72 = 20376
Step 284: 20376 + 72 = 20448
Step 285: 20448 + 72 = 20520
Step 286: 20520 + 72 = 20592
Step 287: 20592 + 72 = 20664
Step 288: 20664 + 72 = 20736
Step 289: 20736 + 72 = 20808
Step 290: 20808 + 72 = 20880
Step 291: 20880 + 72 = 20952
Step 292: 20952 + 72 = 21024
Step 293: 21024 + 72 = 21096
Step 294: 21096 + 72 = 21168
Step 295: 21168 + 72 = 21240
Step 296: 21240 + 72 = 21312
Step 297: 21312 + 72 = 21384
Step 298: 21384 + 72 = 21456
Step 299: 21456 + 72 = 21528
Step 300: 21528 + 72 = 21600
Step 301: 21600 + 72 = 21672
Step 302: 21672 + 72 = 21744
Step 303: 21744 + 72 = 21816
Step 304: 21816 + 72 = 21888
Step 305: 21888 + 72 = 21960
Step 306: 21960 + 72 = 22032
Step 307: 22032 + 72 = 22104
Step 308: 22104 + 72 = 22176
Step 309: 22176 + 72 = 22248
Step 310: 22248 + 72 = 22320
Step 311: 22320 + 72 = 22392
Step 312: 22392 + 72 = 22464
Step 313: 22464 + 72 = 22536
Step 314: 22536 + 72 = 22608
Step 315: 22608 + 72 = 22680
Step 316: 22680 + 72 = 22752
Step 317: 22752 + 72 = 22824
Step 318: 22824 + 72 = 22896
Step 319: 22896 + 72 = 22968
Step 320: 22968 + 72 = 23040
Step 321: 23040 + 72 = 23112
Step 322: 23112 + 72 = 23184
Step 323: 23184 + 72 = 23256
Step 324: 23256 + 72 = 23328
Step 325: 23328 + 72 = 23400
Step 326: 23400 + 72 = 23472
Step 327: 23472 + 72 = 23544
Step 328: 23544 + 72 = 23616
Step 329: 23616 + 72 = 23688
Step 330: 23688 + 72 = 23760
Step 331: 23760 + 72 = 23832
Step 332: 23832 + 72 = 23904
Step 333: 23904 + 72 = 23976
Step 334: 23976 + 72 = 24048
Step 335: 24048 + 72 = 24120
Step 336: 24120 + 72 = 24192
Step 337: 24192 + 72 = 24264
Step 338: 24264 + 72 = 24336
Step 339: 24336 + 72 = 24408
Step 340: 24408 + 72 = 24480
Step 341: 24480 + 72 = 24552
Step 342: 24552 + 72 = 24624
Step 343: 24624 + 72 = 24696
Step 344: 24696 + 72 = 24768
Step 345: 24768 + 72 = 24840
Step 346: 24840 + 72 = 24912
Step 347: 24912 + 72 = 24984
Step 348: 24984 + 72 = 25056
Step 349: 25056 + 72 = 25128
Step 350: 25128 + 72 = 25200
Step 351: 25200 + 72 = 25272
Step 352: 25272 + 72 = 25344
Step 353: 25344 + 72 = 25416
Step 354: 25416 + 72 = 25488
Step 355: 25488 + 72 = 25560
Step 356: 25560 + 72 = 25632
Step 357: 25632 + 72 = 25704
Step 358: 25704 + 72 = 25776
Step 359: 25776 + 72 = 25848
Step 360: 25848 + 72 = 25920
Step 361: 25920 + 72 = 25992
Step 362: 25992 + 72 = 26064
Step 363: 26064 + 72 = 26136
Step 364: 26136 + 72 = 26208
Step 365: 26208 + 72 = 26280
Step 366: 26280 + 72 = 26352
Step 367: 26352 + 72 = 26424
Step 368: 26424 + 72 = 26496
Step 369: 26496 + 72 = 26568
Step 370: 26568 + 72 = 26640
Step 371: 26640 + 72 = 26712
Step 372: 26712 + 72 = 26784
Step 373: 26784 + 72 = 26856
Step 374: 26856 + 72 = 26928
Step 375: 26928 + 72 = 27000
Step 376: 27000 + 72 = 27072
Step 377: 27072 + 72 = 27144
Step 378: 27144 + 72 = 27216
Step 379: 27216 + 72 = 27288
Step 380: 27288 + 72 = 27360
Step 381: 27360 + 72 = 27432
Step 382: 27432 + 72 = 27504
Step 383: 27504 + 72 = 27576
Step 384: 27576 + 72 = 27648
Step 385: 27648 + 72 = 27720
Step 386: 27720 + 72 = 27792
Step 387: 27792 + 72 = 27864
Step 388: 27864 + 72 = 27936
Step 389: 27936 + 72 = 28008
Step 390: 28008 + 72 = 28080
Step 391: 28080 + 72 = 28152
Step 392: 28152 + 72 = 28224
Step 393: 28224 + 72 = 28296
Step 394: 28296 + 72 = 28368
Step 395: 28368 + 72 = 28440
Step 396: 28440 + 72 = 28512
Step 397: 28512 + 72 = 28584
Step 398: 28584 + 72 = 28656
Step 399: 28656 + 72 = 28728
Step 400: 28728 + 72 = 28800
Step 401: 28800 + 72 = 28872
Step 402: 28872 + 72 = 28944
Step 403: 28944 + 72 = 29016
Step 404: 29016 + 72 = 29088
Step 405: 29088 + 72 = 29160
Step 406: 29160 + 72 = 29232
Step 407: 29232 + 72 = 29304
Step 408: 29304 + 72 = 29376
Step 409: 29376 + 72 = 29448
Step 410: 29448 + 72 = 29520
Step 411: 29520 + 72 = 29592
Step 412: 29592 + 72 = 29664
Step 413: 29664 + 72 = 29736
Step 414: 29736 + 72 = 29808
Step 415: 29808 + 72 = 29880
Step 416: 29880 + 72 = 29952
Step 417: 29952 + 72 = 30024
Step 418: 30024 + 72 = 30096
Step 419: 30096 + 72 = 30168
Step 420: 30168 + 72 = 30240
Step 421: 30240 + 72 = 30312
Step 422: 30312 + 72 = 30384
Step 423: 30384 + 72 = 30456
Step 424: 30456 + 72 = 30528
Step 425: 30528 + 72 = 30600
Step 426: 30600 + 72 = 30672
Step 427: 30672 + 72 = 30744
Step 428: 30744 + 72 = 30816
Step 429: 30816 + 72 = 30888
Step 430: 30888 + 72 = 30960
Step 431: 30960 + 72 = 31032
Step 432: 31032 + 72 = 31104
Step 433: 31104 + 72 = 31176
Step 434: 31176 + 72 = 31248
Step 435: 31248 + 72 = 31320
Step 436: 31320 + 72 = 31392
Step 437: 31392 + 72 = 31464
Step 438: 31464 + 72 = 31536
Step 439: 31536 + 72 = 31608
Step 440: 31608 + 72 = 31680
Step 441: 31680 + 72 = 31752
Step 442: 31752 + 72 = 31824
Step 443: 31824 + 72 = 31896
Step 444: 31896 + 72 = 31968
Step 445: 31968 + 72 = 32040
Step 446: 32040 + 72 = 32112
Step 447: 32112 + 72 = 32184
Step 448: 32184 + 72 = 32256
Step 449: 32256 + 72 = 32328
Step 450: 32328 + 72 = 32400
Step 451: 32400 + 72 = 32472
Step 452: 32472 + 72 = 32544
Step 453: 32544 + 72 = 32616
Step 454: 32616 + 72 = 32688
Step 455: 32688 + 72 = 32760
Step 456: 32760 + 72 = 32832
Step 457: 32832 + 72 = 32904
Step 458: 32904 + 72 = 32976
Step 459: 32976 + 72 = 33048
Step 460: 33048 + 72 = 33120
Step 461: 33120 + 72 = 33192
Step 462: 33192 + 72 = 33264
Step 463: 33264 + 72 = 33336
Step 464: 33336 + 72 = 33408
Step 465: 33408 + 72 = 33480
Step 466: 33480 + 72 = 33552
Step 467: 33552 + 72 = 33624
Step 468: 33624 + 72 = 33696
Step 469: 33696 + 72 = 33768
Step 470: 33768 + 72 = 33840
Step 471: 33840 + 72 = 33912
Step 472: 33912 + 72 = 33984
Step 473: 33984 + 72 = 34056
Step 474: 34056 + 72 = 34128
Step 475: 34128 + 72 = 34200
Step 476: 34200 + 72 = 34272
Step 477: 34272 + 72 = 34344
Step 478: 34344 + 72 = 34416
Step 479: 34416 + 72 = 34488
Step 480: 34488 + 72 = 34560
Step 481: 34560 + 72 = 34632
Step 482: 34632 + 72 = 34704
Step 483: 34704 + 72 = 34776
Step 484: 34776 + 72 = 34848
Step 485: 34848 + 72 = 34920
Step 486: 34920 + 72 = 34992
Step 487: 34992 + 72 = 35064
Step 488: 35064 + 72 = 35136
Step 489: 35136 + 72 = 35208
Step 490: 35208 + 72 = 35280
Step 491: 35280 + 72 = 35352
Step 492: 35352 + 72 = 35424
Step 493: 35424 + 72 = 35496
Step 494: 35496 + 72 = 35568
Step 495: 35568 + 72 = 35640
Step 496: 35640 + 72 = 35712
Step 497: 35712 + 72 = 35784
Step 498: 35784 + 72 = 35856

So, 72*498 = 35856