OK, let's work through this together. We're starting with 149 and we're going to multiply it by 324, which means we add 149 to itself 324 times.
Step 1: 0 + 149 = 149
Step 2: 149 + 149 = 298
Step 3: 298 + 149 = 447
Step 4: 447 + 149 = 596
Step 5: 596 + 149 = 745
Step 6: 745 + 149 = 894
Step 7: 894 + 149 = 1043
Step 8: 1043 + 149 = 1192
Step 9: 1192 + 149 = 1341
Step 10: 1341 + 149 = 1490
Step 11: 1490 + 149 = 1639
Step 12: 1639 + 149 = 1788
Step 13: 1788 + 149 = 1937
Step 14: 1937 + 149 = 2086
Step 15: 2086 + 149 = 2235
Step 16: 2235 + 149 = 2384
Step 17: 2384 + 149 = 2533
Step 18: 2533 + 149 = 2682
Step 19: 2682 + 149 = 2831
Step 20: 2831 + 149 = 2980
Step 21: 2980 + 149 = 3129
Step 22: 3129 + 149 = 3278
Step 23: 3278 + 149 = 3427
Step 24: 3427 + 149 = 3576
Step 25: 3576 + 149 = 3725
Step 26: 3725 + 149 = 3874
Step 27: 3874 + 149 = 4023
Step 28: 4023 + 149 = 4172
Step 29: 4172 + 149 = 4321
Step 30: 4321 + 149 = 4470
Step 31: 4470 + 149 = 4619
Step 32: 4619 + 149 = 4768
Step 33: 4768 + 149 = 4917
Step 34: 4917 + 149 = 5066
Step 35: 5066 + 149 = 5215
Step 36: 5215 + 149 = 5364
Step 37: 5364 + 149 = 5513
Step 38: 5513 + 149 = 5662
Step 39: 5662 + 149 = 5811
Step 40: 5811 + 149 = 5960
Step 41: 5960 + 149 = 6109
Step 42: 6109 + 149 = 6258
Step 43: 6258 + 149 = 6407
Step 44: 6407 + 149 = 6556
Step 45: 6556 + 149 = 6705
Step 46: 6705 + 149 = 6854
Step 47: 6854 + 149 = 7003
Step 48: 7003 + 149 = 7152
Step 49: 7152 + 149 = 7301
Step 50: 7301 + 149 = 7450
Step 51: 7450 + 149 = 7599
Step 52: 7599 + 149 = 7748
Step 53: 7748 + 149 = 7897
Step 54: 7897 + 149 = 8046
Step 55: 8046 + 149 = 8195
Step 56: 8195 + 149 = 8344
Step 57: 8344 + 149 = 8493
Step 58: 8493 + 149 = 8642
Step 59: 8642 + 149 = 8791
Step 60: 8791 + 149 = 8940
Step 61: 8940 + 149 = 9089
Step 62: 9089 + 149 = 9238
Step 63: 9238 + 149 = 9387
Step 64: 9387 + 149 = 9536
Step 65: 9536 + 149 = 9685
Step 66: 9685 + 149 = 9834
Step 67: 9834 + 149 = 9983
Step 68: 9983 + 149 = 10132
Step 69: 10132 + 149 = 10281
Step 70: 10281 + 149 = 10430
Step 71: 10430 + 149 = 10579
Step 72: 10579 + 149 = 10728
Step 73: 10728 + 149 = 10877
Step 74: 10877 + 149 = 11026
Step 75: 11026 + 149 = 11175
Step 76: 11175 + 149 = 11324
Step 77: 11324 + 149 = 11473
Step 78: 11473 + 149 = 11622
Step 79: 11622 + 149 = 11771
Step 80: 11771 + 149 = 11920
Step 81: 11920 + 149 = 12069
Step 82: 12069 + 149 = 12218
Step 83: 12218 + 149 = 12367
Step 84: 12367 + 149 = 12516
Step 85: 12516 + 149 = 12665
Step 86: 12665 + 149 = 12814
Step 87: 12814 + 149 = 12963
Step 88: 12963 + 149 = 13112
Step 89: 13112 + 149 = 13261
Step 90: 13261 + 149 = 13410
Step 91: 13410 + 149 = 13559
Step 92: 13559 + 149 = 13708
Step 93: 13708 + 149 = 13857
Step 94: 13857 + 149 = 14006
Step 95: 14006 + 149 = 14155
Step 96: 14155 + 149 = 14304
Step 97: 14304 + 149 = 14453
Step 98: 14453 + 149 = 14602
Step 99: 14602 + 149 = 14751
Step 100: 14751 + 149 = 14900
Step 101: 14900 + 149 = 15049
Step 102: 15049 + 149 = 15198
Step 103: 15198 + 149 = 15347
Step 104: 15347 + 149 = 15496
Step 105: 15496 + 149 = 15645
Step 106: 15645 + 149 = 15794
Step 107: 15794 + 149 = 15943
Step 108: 15943 + 149 = 16092
Step 109: 16092 + 149 = 16241
Step 110: 16241 + 149 = 16390
Step 111: 16390 + 149 = 16539
Step 112: 16539 + 149 = 16688
Step 113: 16688 + 149 = 16837
Step 114: 16837 + 149 = 16986
Step 115: 16986 + 149 = 17135
Step 116: 17135 + 149 = 17284
Step 117: 17284 + 149 = 17433
Step 118: 17433 + 149 = 17582
Step 119: 17582 + 149 = 17731
Step 120: 17731 + 149 = 17880
Step 121: 17880 + 149 = 18029
Step 122: 18029 + 149 = 18178
Step 123: 18178 + 149 = 18327
Step 124: 18327 + 149 = 18476
Step 125: 18476 + 149 = 18625
Step 126: 18625 + 149 = 18774
Step 127: 18774 + 149 = 18923
Step 128: 18923 + 149 = 19072
Step 129: 19072 + 149 = 19221
Step 130: 19221 + 149 = 19370
Step 131: 19370 + 149 = 19519
Step 132: 19519 + 149 = 19668
Step 133: 19668 + 149 = 19817
Step 134: 19817 + 149 = 19966
Step 135: 19966 + 149 = 20115
Step 136: 20115 + 149 = 20264
Step 137: 20264 + 149 = 20413
Step 138: 20413 + 149 = 20562
Step 139: 20562 + 149 = 20711
Step 140: 20711 + 149 = 20860
Step 141: 20860 + 149 = 21009
Step 142: 21009 + 149 = 21158
Step 143: 21158 + 149 = 21307
Step 144: 21307 + 149 = 21456
Step 145: 21456 + 149 = 21605
Step 146: 21605 + 149 = 21754
Step 147: 21754 + 149 = 21903
Step 148: 21903 + 149 = 22052
Step 149: 22052 + 149 = 22201
Step 150: 22201 + 149 = 22350
Step 151: 22350 + 149 = 22499
Step 152: 22499 + 149 = 22648
Step 153: 22648 + 149 = 22797
Step 154: 22797 + 149 = 22946
Step 155: 22946 + 149 = 23095
Step 156: 23095 + 149 = 23244
Step 157: 23244 + 149 = 23393
Step 158: 23393 + 149 = 23542
Step 159: 23542 + 149 = 23691
Step 160: 23691 + 149 = 23840
Step 161: 23840 + 149 = 23989
Step 162: 23989 + 149 = 24138
Step 163: 24138 + 149 = 24287
Step 164: 24287 + 149 = 24436
Step 165: 24436 + 149 = 24585
Step 166: 24585 + 149 = 24734
Step 167: 24734 + 149 = 24883
Step 168: 24883 + 149 = 25032
Step 169: 25032 + 149 = 25181
Step 170: 25181 + 149 = 25330
Step 171: 25330 + 149 = 25479
Step 172: 25479 + 149 = 25628
Step 173: 25628 + 149 = 25777
Step 174: 25777 + 149 = 25926
Step 175: 25926 + 149 = 26075
Step 176: 26075 + 149 = 26224
Step 177: 26224 + 149 = 26373
Step 178: 26373 + 149 = 26522
Step 179: 26522 + 149 = 26671
Step 180: 26671 + 149 = 26820
Step 181: 26820 + 149 = 26969
Step 182: 26969 + 149 = 27118
Step 183: 27118 + 149 = 27267
Step 184: 27267 + 149 = 27416
Step 185: 27416 + 149 = 27565
Step 186: 27565 + 149 = 27714
Step 187: 27714 + 149 = 27863
Step 188: 27863 + 149 = 28012
Step 189: 28012 + 149 = 28161
Step 190: 28161 + 149 = 28310
Step 191: 28310 + 149 = 28459
Step 192: 28459 + 149 = 28608
Step 193: 28608 + 149 = 28757
Step 194: 28757 + 149 = 28906
Step 195: 28906 + 149 = 29055
Step 196: 29055 + 149 = 29204
Step 197: 29204 + 149 = 29353
Step 198: 29353 + 149 = 29502
Step 199: 29502 + 149 = 29651
Step 200: 29651 + 149 = 29800
Step 201: 29800 + 149 = 29949
Step 202: 29949 + 149 = 30098
Step 203: 30098 + 149 = 30247
Step 204: 30247 + 149 = 30396
Step 205: 30396 + 149 = 30545
Step 206: 30545 + 149 = 30694
Step 207: 30694 + 149 = 30843
Step 208: 30843 + 149 = 30992
Step 209: 30992 + 149 = 31141
Step 210: 31141 + 149 = 31290
Step 211: 31290 + 149 = 31439
Step 212: 31439 + 149 = 31588
Step 213: 31588 + 149 = 31737
Step 214: 31737 + 149 = 31886
Step 215: 31886 + 149 = 32035
Step 216: 32035 + 149 = 32184
Step 217: 32184 + 149 = 32333
Step 218: 32333 + 149 = 32482
Step 219: 32482 + 149 = 32631
Step 220: 32631 + 149 = 32780
Step 221: 32780 + 149 = 32929
Step 222: 32929 + 149 = 33078
Step 223: 33078 + 149 = 33227
Step 224: 33227 + 149 = 33376
Step 225: 33376 + 149 = 33525
Step 226: 33525 + 149 = 33674
Step 227: 33674 + 149 = 33823
Step 228: 33823 + 149 = 33972
Step 229: 33972 + 149 = 34121
Step 230: 34121 + 149 = 34270
Step 231: 34270 + 149 = 34419
Step 232: 34419 + 149 = 34568
Step 233: 34568 + 149 = 34717
Step 234: 34717 + 149 = 34866
Step 235: 34866 + 149 = 35015
Step 236: 35015 + 149 = 35164
Step 237: 35164 + 149 = 35313
Step 238: 35313 + 149 = 35462
Step 239: 35462 + 149 = 35611
Step 240: 35611 + 149 = 35760
Step 241: 35760 + 149 = 35909
Step 242: 35909 + 149 = 36058
Step 243: 36058 + 149 = 36207
Step 244: 36207 + 149 = 36356
Step 245: 36356 + 149 = 36505
Step 246: 36505 + 149 = 36654
Step 247: 36654 + 149 = 36803
Step 248: 36803 + 149 = 36952
Step 249: 36952 + 149 = 37101
Step 250: 37101 + 149 = 37250
Step 251: 37250 + 149 = 37399
Step 252: 37399 + 149 = 37548
Step 253: 37548 + 149 = 37697
Step 254: 37697 + 149 = 37846
Step 255: 37846 + 149 = 37995
Step 256: 37995 + 149 = 38144
Step 257: 38144 + 149 = 38293
Step 258: 38293 + 149 = 38442
Step 259: 38442 + 149 = 38591
Step 260: 38591 + 149 = 38740
Step 261: 38740 + 149 = 38889
Step 262: 38889 + 149 = 39038
Step 263: 39038 + 149 = 39187
Step 264: 39187 + 149 = 39336
Step 265: 39336 + 149 = 39485
Step 266: 39485 + 149 = 39634
Step 267: 39634 + 149 = 39783
Step 268: 39783 + 149 = 39932
Step 269: 39932 + 149 = 40081
Step 270: 40081 + 149 = 40230
Step 271: 40230 + 149 = 40379
Step 272: 40379 + 149 = 40528
Step 273: 40528 + 149 = 40677
Step 274: 40677 + 149 = 40826
Step 275: 40826 + 149 = 40975
Step 276: 40975 + 149 = 41124
Step 277: 41124 + 149 = 41273
Step 278: 41273 + 149 = 41422
Step 279: 41422 + 149 = 41571
Step 280: 41571 + 149 = 41720
Step 281: 41720 + 149 = 41869
Step 282: 41869 + 149 = 42018
Step 283: 42018 + 149 = 42167
Step 284: 42167 + 149 = 42316
Step 285: 42316 + 149 = 42465
Step 286: 42465 + 149 = 42614
Step 287: 42614 + 149 = 42763
Step 288: 42763 + 149 = 42912
Step 289: 42912 + 149 = 43061
Step 290: 43061 + 149 = 43210
Step 291: 43210 + 149 = 43359
Step 292: 43359 + 149 = 43508
Step 293: 43508 + 149 = 43657
Step 294: 43657 + 149 = 43806
Step 295: 43806 + 149 = 43955
Step 296: 43955 + 149 = 44104
Step 297: 44104 + 149 = 44253
Step 298: 44253 + 149 = 44402
Step 299: 44402 + 149 = 44551
Step 300: 44551 + 149 = 44700
Step 301: 44700 + 149 = 44849
Step 302: 44849 + 149 = 44998
Step 303: 44998 + 149 = 45147
Step 304: 45147 + 149 = 45296
Step 305: 45296 + 149 = 45445
Step 306: 45445 + 149 = 45594
Step 307: 45594 + 149 = 45743
Step 308: 45743 + 149 = 45892
Step 309: 45892 + 149 = 46041
Step 310: 46041 + 149 = 46190
Step 311: 46190 + 149 = 46339
Step 312: 46339 + 149 = 46488
Step 313: 46488 + 149 = 46637
Step 314: 46637 + 149 = 46786
Step 315: 46786 + 149 = 46935
Step 316: 46935 + 149 = 47084
Step 317: 47084 + 149 = 47233
Step 318: 47233 + 149 = 47382
Step 319: 47382 + 149 = 47531
Step 320: 47531 + 149 = 47680
Step 321: 47680 + 149 = 47829
Step 322: 47829 + 149 = 47978
Step 323: 47978 + 149 = 48127
Step 324: 48127 + 149 = 48276

So, 149*324 = 48276