Alright, let's solve this math problem step by step. First, we have the number 3. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 231. So, we're going to take the number 3 and add it to itself 231 times.
Step 1: 0 + 3 = 3
Step 2: 3 + 3 = 6
Step 3: 6 + 3 = 9
Step 4: 9 + 3 = 12
Step 5: 12 + 3 = 15
Step 6: 15 + 3 = 18
Step 7: 18 + 3 = 21
Step 8: 21 + 3 = 24
Step 9: 24 + 3 = 27
Step 10: 27 + 3 = 30
Step 11: 30 + 3 = 33
Step 12: 33 + 3 = 36
Step 13: 36 + 3 = 39
Step 14: 39 + 3 = 42
Step 15: 42 + 3 = 45
Step 16: 45 + 3 = 48
Step 17: 48 + 3 = 51
Step 18: 51 + 3 = 54
Step 19: 54 + 3 = 57
Step 20: 57 + 3 = 60
Step 21: 60 + 3 = 63
Step 22: 63 + 3 = 66
Step 23: 66 + 3 = 69
Step 24: 69 + 3 = 72
Step 25: 72 + 3 = 75
Step 26: 75 + 3 = 78
Step 27: 78 + 3 = 81
Step 28: 81 + 3 = 84
Step 29: 84 + 3 = 87
Step 30: 87 + 3 = 90
Step 31: 90 + 3 = 93
Step 32: 93 + 3 = 96
Step 33: 96 + 3 = 99
Step 34: 99 + 3 = 102
Step 35: 102 + 3 = 105
Step 36: 105 + 3 = 108
Step 37: 108 + 3 = 111
Step 38: 111 + 3 = 114
Step 39: 114 + 3 = 117
Step 40: 117 + 3 = 120
Step 41: 120 + 3 = 123
Step 42: 123 + 3 = 126
Step 43: 126 + 3 = 129
Step 44: 129 + 3 = 132
Step 45: 132 + 3 = 135
Step 46: 135 + 3 = 138
Step 47: 138 + 3 = 141
Step 48: 141 + 3 = 144
Step 49: 144 + 3 = 147
Step 50: 147 + 3 = 150
Step 51: 150 + 3 = 153
Step 52: 153 + 3 = 156
Step 53: 156 + 3 = 159
Step 54: 159 + 3 = 162
Step 55: 162 + 3 = 165
Step 56: 165 + 3 = 168
Step 57: 168 + 3 = 171
Step 58: 171 + 3 = 174
Step 59: 174 + 3 = 177
Step 60: 177 + 3 = 180
Step 61: 180 + 3 = 183
Step 62: 183 + 3 = 186
Step 63: 186 + 3 = 189
Step 64: 189 + 3 = 192
Step 65: 192 + 3 = 195
Step 66: 195 + 3 = 198
Step 67: 198 + 3 = 201
Step 68: 201 + 3 = 204
Step 69: 204 + 3 = 207
Step 70: 207 + 3 = 210
Step 71: 210 + 3 = 213
Step 72: 213 + 3 = 216
Step 73: 216 + 3 = 219
Step 74: 219 + 3 = 222
Step 75: 222 + 3 = 225
Step 76: 225 + 3 = 228
Step 77: 228 + 3 = 231
Step 78: 231 + 3 = 234
Step 79: 234 + 3 = 237
Step 80: 237 + 3 = 240
Step 81: 240 + 3 = 243
Step 82: 243 + 3 = 246
Step 83: 246 + 3 = 249
Step 84: 249 + 3 = 252
Step 85: 252 + 3 = 255
Step 86: 255 + 3 = 258
Step 87: 258 + 3 = 261
Step 88: 261 + 3 = 264
Step 89: 264 + 3 = 267
Step 90: 267 + 3 = 270
Step 91: 270 + 3 = 273
Step 92: 273 + 3 = 276
Step 93: 276 + 3 = 279
Step 94: 279 + 3 = 282
Step 95: 282 + 3 = 285
Step 96: 285 + 3 = 288
Step 97: 288 + 3 = 291
Step 98: 291 + 3 = 294
Step 99: 294 + 3 = 297
Step 100: 297 + 3 = 300
Step 101: 300 + 3 = 303
Step 102: 303 + 3 = 306
Step 103: 306 + 3 = 309
Step 104: 309 + 3 = 312
Step 105: 312 + 3 = 315
Step 106: 315 + 3 = 318
Step 107: 318 + 3 = 321
Step 108: 321 + 3 = 324
Step 109: 324 + 3 = 327
Step 110: 327 + 3 = 330
Step 111: 330 + 3 = 333
Step 112: 333 + 3 = 336
Step 113: 336 + 3 = 339
Step 114: 339 + 3 = 342
Step 115: 342 + 3 = 345
Step 116: 345 + 3 = 348
Step 117: 348 + 3 = 351
Step 118: 351 + 3 = 354
Step 119: 354 + 3 = 357
Step 120: 357 + 3 = 360
Step 121: 360 + 3 = 363
Step 122: 363 + 3 = 366
Step 123: 366 + 3 = 369
Step 124: 369 + 3 = 372
Step 125: 372 + 3 = 375
Step 126: 375 + 3 = 378
Step 127: 378 + 3 = 381
Step 128: 381 + 3 = 384
Step 129: 384 + 3 = 387
Step 130: 387 + 3 = 390
Step 131: 390 + 3 = 393
Step 132: 393 + 3 = 396
Step 133: 396 + 3 = 399
Step 134: 399 + 3 = 402
Step 135: 402 + 3 = 405
Step 136: 405 + 3 = 408
Step 137: 408 + 3 = 411
Step 138: 411 + 3 = 414
Step 139: 414 + 3 = 417
Step 140: 417 + 3 = 420
Step 141: 420 + 3 = 423
Step 142: 423 + 3 = 426
Step 143: 426 + 3 = 429
Step 144: 429 + 3 = 432
Step 145: 432 + 3 = 435
Step 146: 435 + 3 = 438
Step 147: 438 + 3 = 441
Step 148: 441 + 3 = 444
Step 149: 444 + 3 = 447
Step 150: 447 + 3 = 450
Step 151: 450 + 3 = 453
Step 152: 453 + 3 = 456
Step 153: 456 + 3 = 459
Step 154: 459 + 3 = 462
Step 155: 462 + 3 = 465
Step 156: 465 + 3 = 468
Step 157: 468 + 3 = 471
Step 158: 471 + 3 = 474
Step 159: 474 + 3 = 477
Step 160: 477 + 3 = 480
Step 161: 480 + 3 = 483
Step 162: 483 + 3 = 486
Step 163: 486 + 3 = 489
Step 164: 489 + 3 = 492
Step 165: 492 + 3 = 495
Step 166: 495 + 3 = 498
Step 167: 498 + 3 = 501
Step 168: 501 + 3 = 504
Step 169: 504 + 3 = 507
Step 170: 507 + 3 = 510
Step 171: 510 + 3 = 513
Step 172: 513 + 3 = 516
Step 173: 516 + 3 = 519
Step 174: 519 + 3 = 522
Step 175: 522 + 3 = 525
Step 176: 525 + 3 = 528
Step 177: 528 + 3 = 531
Step 178: 531 + 3 = 534
Step 179: 534 + 3 = 537
Step 180: 537 + 3 = 540
Step 181: 540 + 3 = 543
Step 182: 543 + 3 = 546
Step 183: 546 + 3 = 549
Step 184: 549 + 3 = 552
Step 185: 552 + 3 = 555
Step 186: 555 + 3 = 558
Step 187: 558 + 3 = 561
Step 188: 561 + 3 = 564
Step 189: 564 + 3 = 567
Step 190: 567 + 3 = 570
Step 191: 570 + 3 = 573
Step 192: 573 + 3 = 576
Step 193: 576 + 3 = 579
Step 194: 579 + 3 = 582
Step 195: 582 + 3 = 585
Step 196: 585 + 3 = 588
Step 197: 588 + 3 = 591
Step 198: 591 + 3 = 594
Step 199: 594 + 3 = 597
Step 200: 597 + 3 = 600
Step 201: 600 + 3 = 603
Step 202: 603 + 3 = 606
Step 203: 606 + 3 = 609
Step 204: 609 + 3 = 612
Step 205: 612 + 3 = 615
Step 206: 615 + 3 = 618
Step 207: 618 + 3 = 621
Step 208: 621 + 3 = 624
Step 209: 624 + 3 = 627
Step 210: 627 + 3 = 630
Step 211: 630 + 3 = 633
Step 212: 633 + 3 = 636
Step 213: 636 + 3 = 639
Step 214: 639 + 3 = 642
Step 215: 642 + 3 = 645
Step 216: 645 + 3 = 648
Step 217: 648 + 3 = 651
Step 218: 651 + 3 = 654
Step 219: 654 + 3 = 657
Step 220: 657 + 3 = 660
Step 221: 660 + 3 = 663
Step 222: 663 + 3 = 666
Step 223: 666 + 3 = 669
Step 224: 669 + 3 = 672
Step 225: 672 + 3 = 675
Step 226: 675 + 3 = 678
Step 227: 678 + 3 = 681
Step 228: 681 + 3 = 684
Step 229: 684 + 3 = 687
Step 230: 687 + 3 = 690
Step 231: 690 + 3 = 693

So, 3*231 = 693