Let's get this math done. We have 652 and we're going to multiply it by 387. This is the same as taking 652 and adding it to itself 387 times.
Step 1: 0 + 652 = 652
Step 2: 652 + 652 = 1304
Step 3: 1304 + 652 = 1956
Step 4: 1956 + 652 = 2608
Step 5: 2608 + 652 = 3260
Step 6: 3260 + 652 = 3912
Step 7: 3912 + 652 = 4564
Step 8: 4564 + 652 = 5216
Step 9: 5216 + 652 = 5868
Step 10: 5868 + 652 = 6520
Step 11: 6520 + 652 = 7172
Step 12: 7172 + 652 = 7824
Step 13: 7824 + 652 = 8476
Step 14: 8476 + 652 = 9128
Step 15: 9128 + 652 = 9780
Step 16: 9780 + 652 = 10432
Step 17: 10432 + 652 = 11084
Step 18: 11084 + 652 = 11736
Step 19: 11736 + 652 = 12388
Step 20: 12388 + 652 = 13040
Step 21: 13040 + 652 = 13692
Step 22: 13692 + 652 = 14344
Step 23: 14344 + 652 = 14996
Step 24: 14996 + 652 = 15648
Step 25: 15648 + 652 = 16300
Step 26: 16300 + 652 = 16952
Step 27: 16952 + 652 = 17604
Step 28: 17604 + 652 = 18256
Step 29: 18256 + 652 = 18908
Step 30: 18908 + 652 = 19560
Step 31: 19560 + 652 = 20212
Step 32: 20212 + 652 = 20864
Step 33: 20864 + 652 = 21516
Step 34: 21516 + 652 = 22168
Step 35: 22168 + 652 = 22820
Step 36: 22820 + 652 = 23472
Step 37: 23472 + 652 = 24124
Step 38: 24124 + 652 = 24776
Step 39: 24776 + 652 = 25428
Step 40: 25428 + 652 = 26080
Step 41: 26080 + 652 = 26732
Step 42: 26732 + 652 = 27384
Step 43: 27384 + 652 = 28036
Step 44: 28036 + 652 = 28688
Step 45: 28688 + 652 = 29340
Step 46: 29340 + 652 = 29992
Step 47: 29992 + 652 = 30644
Step 48: 30644 + 652 = 31296
Step 49: 31296 + 652 = 31948
Step 50: 31948 + 652 = 32600
Step 51: 32600 + 652 = 33252
Step 52: 33252 + 652 = 33904
Step 53: 33904 + 652 = 34556
Step 54: 34556 + 652 = 35208
Step 55: 35208 + 652 = 35860
Step 56: 35860 + 652 = 36512
Step 57: 36512 + 652 = 37164
Step 58: 37164 + 652 = 37816
Step 59: 37816 + 652 = 38468
Step 60: 38468 + 652 = 39120
Step 61: 39120 + 652 = 39772
Step 62: 39772 + 652 = 40424
Step 63: 40424 + 652 = 41076
Step 64: 41076 + 652 = 41728
Step 65: 41728 + 652 = 42380
Step 66: 42380 + 652 = 43032
Step 67: 43032 + 652 = 43684
Step 68: 43684 + 652 = 44336
Step 69: 44336 + 652 = 44988
Step 70: 44988 + 652 = 45640
Step 71: 45640 + 652 = 46292
Step 72: 46292 + 652 = 46944
Step 73: 46944 + 652 = 47596
Step 74: 47596 + 652 = 48248
Step 75: 48248 + 652 = 48900
Step 76: 48900 + 652 = 49552
Step 77: 49552 + 652 = 50204
Step 78: 50204 + 652 = 50856
Step 79: 50856 + 652 = 51508
Step 80: 51508 + 652 = 52160
Step 81: 52160 + 652 = 52812
Step 82: 52812 + 652 = 53464
Step 83: 53464 + 652 = 54116
Step 84: 54116 + 652 = 54768
Step 85: 54768 + 652 = 55420
Step 86: 55420 + 652 = 56072
Step 87: 56072 + 652 = 56724
Step 88: 56724 + 652 = 57376
Step 89: 57376 + 652 = 58028
Step 90: 58028 + 652 = 58680
Step 91: 58680 + 652 = 59332
Step 92: 59332 + 652 = 59984
Step 93: 59984 + 652 = 60636
Step 94: 60636 + 652 = 61288
Step 95: 61288 + 652 = 61940
Step 96: 61940 + 652 = 62592
Step 97: 62592 + 652 = 63244
Step 98: 63244 + 652 = 63896
Step 99: 63896 + 652 = 64548
Step 100: 64548 + 652 = 65200
Step 101: 65200 + 652 = 65852
Step 102: 65852 + 652 = 66504
Step 103: 66504 + 652 = 67156
Step 104: 67156 + 652 = 67808
Step 105: 67808 + 652 = 68460
Step 106: 68460 + 652 = 69112
Step 107: 69112 + 652 = 69764
Step 108: 69764 + 652 = 70416
Step 109: 70416 + 652 = 71068
Step 110: 71068 + 652 = 71720
Step 111: 71720 + 652 = 72372
Step 112: 72372 + 652 = 73024
Step 113: 73024 + 652 = 73676
Step 114: 73676 + 652 = 74328
Step 115: 74328 + 652 = 74980
Step 116: 74980 + 652 = 75632
Step 117: 75632 + 652 = 76284
Step 118: 76284 + 652 = 76936
Step 119: 76936 + 652 = 77588
Step 120: 77588 + 652 = 78240
Step 121: 78240 + 652 = 78892
Step 122: 78892 + 652 = 79544
Step 123: 79544 + 652 = 80196
Step 124: 80196 + 652 = 80848
Step 125: 80848 + 652 = 81500
Step 126: 81500 + 652 = 82152
Step 127: 82152 + 652 = 82804
Step 128: 82804 + 652 = 83456
Step 129: 83456 + 652 = 84108
Step 130: 84108 + 652 = 84760
Step 131: 84760 + 652 = 85412
Step 132: 85412 + 652 = 86064
Step 133: 86064 + 652 = 86716
Step 134: 86716 + 652 = 87368
Step 135: 87368 + 652 = 88020
Step 136: 88020 + 652 = 88672
Step 137: 88672 + 652 = 89324
Step 138: 89324 + 652 = 89976
Step 139: 89976 + 652 = 90628
Step 140: 90628 + 652 = 91280
Step 141: 91280 + 652 = 91932
Step 142: 91932 + 652 = 92584
Step 143: 92584 + 652 = 93236
Step 144: 93236 + 652 = 93888
Step 145: 93888 + 652 = 94540
Step 146: 94540 + 652 = 95192
Step 147: 95192 + 652 = 95844
Step 148: 95844 + 652 = 96496
Step 149: 96496 + 652 = 97148
Step 150: 97148 + 652 = 97800
Step 151: 97800 + 652 = 98452
Step 152: 98452 + 652 = 99104
Step 153: 99104 + 652 = 99756
Step 154: 99756 + 652 = 100408
Step 155: 100408 + 652 = 101060
Step 156: 101060 + 652 = 101712
Step 157: 101712 + 652 = 102364
Step 158: 102364 + 652 = 103016
Step 159: 103016 + 652 = 103668
Step 160: 103668 + 652 = 104320
Step 161: 104320 + 652 = 104972
Step 162: 104972 + 652 = 105624
Step 163: 105624 + 652 = 106276
Step 164: 106276 + 652 = 106928
Step 165: 106928 + 652 = 107580
Step 166: 107580 + 652 = 108232
Step 167: 108232 + 652 = 108884
Step 168: 108884 + 652 = 109536
Step 169: 109536 + 652 = 110188
Step 170: 110188 + 652 = 110840
Step 171: 110840 + 652 = 111492
Step 172: 111492 + 652 = 112144
Step 173: 112144 + 652 = 112796
Step 174: 112796 + 652 = 113448
Step 175: 113448 + 652 = 114100
Step 176: 114100 + 652 = 114752
Step 177: 114752 + 652 = 115404
Step 178: 115404 + 652 = 116056
Step 179: 116056 + 652 = 116708
Step 180: 116708 + 652 = 117360
Step 181: 117360 + 652 = 118012
Step 182: 118012 + 652 = 118664
Step 183: 118664 + 652 = 119316
Step 184: 119316 + 652 = 119968
Step 185: 119968 + 652 = 120620
Step 186: 120620 + 652 = 121272
Step 187: 121272 + 652 = 121924
Step 188: 121924 + 652 = 122576
Step 189: 122576 + 652 = 123228
Step 190: 123228 + 652 = 123880
Step 191: 123880 + 652 = 124532
Step 192: 124532 + 652 = 125184
Step 193: 125184 + 652 = 125836
Step 194: 125836 + 652 = 126488
Step 195: 126488 + 652 = 127140
Step 196: 127140 + 652 = 127792
Step 197: 127792 + 652 = 128444
Step 198: 128444 + 652 = 129096
Step 199: 129096 + 652 = 129748
Step 200: 129748 + 652 = 130400
Step 201: 130400 + 652 = 131052
Step 202: 131052 + 652 = 131704
Step 203: 131704 + 652 = 132356
Step 204: 132356 + 652 = 133008
Step 205: 133008 + 652 = 133660
Step 206: 133660 + 652 = 134312
Step 207: 134312 + 652 = 134964
Step 208: 134964 + 652 = 135616
Step 209: 135616 + 652 = 136268
Step 210: 136268 + 652 = 136920
Step 211: 136920 + 652 = 137572
Step 212: 137572 + 652 = 138224
Step 213: 138224 + 652 = 138876
Step 214: 138876 + 652 = 139528
Step 215: 139528 + 652 = 140180
Step 216: 140180 + 652 = 140832
Step 217: 140832 + 652 = 141484
Step 218: 141484 + 652 = 142136
Step 219: 142136 + 652 = 142788
Step 220: 142788 + 652 = 143440
Step 221: 143440 + 652 = 144092
Step 222: 144092 + 652 = 144744
Step 223: 144744 + 652 = 145396
Step 224: 145396 + 652 = 146048
Step 225: 146048 + 652 = 146700
Step 226: 146700 + 652 = 147352
Step 227: 147352 + 652 = 148004
Step 228: 148004 + 652 = 148656
Step 229: 148656 + 652 = 149308
Step 230: 149308 + 652 = 149960
Step 231: 149960 + 652 = 150612
Step 232: 150612 + 652 = 151264
Step 233: 151264 + 652 = 151916
Step 234: 151916 + 652 = 152568
Step 235: 152568 + 652 = 153220
Step 236: 153220 + 652 = 153872
Step 237: 153872 + 652 = 154524
Step 238: 154524 + 652 = 155176
Step 239: 155176 + 652 = 155828
Step 240: 155828 + 652 = 156480
Step 241: 156480 + 652 = 157132
Step 242: 157132 + 652 = 157784
Step 243: 157784 + 652 = 158436
Step 244: 158436 + 652 = 159088
Step 245: 159088 + 652 = 159740
Step 246: 159740 + 652 = 160392
Step 247: 160392 + 652 = 161044
Step 248: 161044 + 652 = 161696
Step 249: 161696 + 652 = 162348
Step 250: 162348 + 652 = 163000
Step 251: 163000 + 652 = 163652
Step 252: 163652 + 652 = 164304
Step 253: 164304 + 652 = 164956
Step 254: 164956 + 652 = 165608
Step 255: 165608 + 652 = 166260
Step 256: 166260 + 652 = 166912
Step 257: 166912 + 652 = 167564
Step 258: 167564 + 652 = 168216
Step 259: 168216 + 652 = 168868
Step 260: 168868 + 652 = 169520
Step 261: 169520 + 652 = 170172
Step 262: 170172 + 652 = 170824
Step 263: 170824 + 652 = 171476
Step 264: 171476 + 652 = 172128
Step 265: 172128 + 652 = 172780
Step 266: 172780 + 652 = 173432
Step 267: 173432 + 652 = 174084
Step 268: 174084 + 652 = 174736
Step 269: 174736 + 652 = 175388
Step 270: 175388 + 652 = 176040
Step 271: 176040 + 652 = 176692
Step 272: 176692 + 652 = 177344
Step 273: 177344 + 652 = 177996
Step 274: 177996 + 652 = 178648
Step 275: 178648 + 652 = 179300
Step 276: 179300 + 652 = 179952
Step 277: 179952 + 652 = 180604
Step 278: 180604 + 652 = 181256
Step 279: 181256 + 652 = 181908
Step 280: 181908 + 652 = 182560
Step 281: 182560 + 652 = 183212
Step 282: 183212 + 652 = 183864
Step 283: 183864 + 652 = 184516
Step 284: 184516 + 652 = 185168
Step 285: 185168 + 652 = 185820
Step 286: 185820 + 652 = 186472
Step 287: 186472 + 652 = 187124
Step 288: 187124 + 652 = 187776
Step 289: 187776 + 652 = 188428
Step 290: 188428 + 652 = 189080
Step 291: 189080 + 652 = 189732
Step 292: 189732 + 652 = 190384
Step 293: 190384 + 652 = 191036
Step 294: 191036 + 652 = 191688
Step 295: 191688 + 652 = 192340
Step 296: 192340 + 652 = 192992
Step 297: 192992 + 652 = 193644
Step 298: 193644 + 652 = 194296
Step 299: 194296 + 652 = 194948
Step 300: 194948 + 652 = 195600
Step 301: 195600 + 652 = 196252
Step 302: 196252 + 652 = 196904
Step 303: 196904 + 652 = 197556
Step 304: 197556 + 652 = 198208
Step 305: 198208 + 652 = 198860
Step 306: 198860 + 652 = 199512
Step 307: 199512 + 652 = 200164
Step 308: 200164 + 652 = 200816
Step 309: 200816 + 652 = 201468
Step 310: 201468 + 652 = 202120
Step 311: 202120 + 652 = 202772
Step 312: 202772 + 652 = 203424
Step 313: 203424 + 652 = 204076
Step 314: 204076 + 652 = 204728
Step 315: 204728 + 652 = 205380
Step 316: 205380 + 652 = 206032
Step 317: 206032 + 652 = 206684
Step 318: 206684 + 652 = 207336
Step 319: 207336 + 652 = 207988
Step 320: 207988 + 652 = 208640
Step 321: 208640 + 652 = 209292
Step 322: 209292 + 652 = 209944
Step 323: 209944 + 652 = 210596
Step 324: 210596 + 652 = 211248
Step 325: 211248 + 652 = 211900
Step 326: 211900 + 652 = 212552
Step 327: 212552 + 652 = 213204
Step 328: 213204 + 652 = 213856
Step 329: 213856 + 652 = 214508
Step 330: 214508 + 652 = 215160
Step 331: 215160 + 652 = 215812
Step 332: 215812 + 652 = 216464
Step 333: 216464 + 652 = 217116
Step 334: 217116 + 652 = 217768
Step 335: 217768 + 652 = 218420
Step 336: 218420 + 652 = 219072
Step 337: 219072 + 652 = 219724
Step 338: 219724 + 652 = 220376
Step 339: 220376 + 652 = 221028
Step 340: 221028 + 652 = 221680
Step 341: 221680 + 652 = 222332
Step 342: 222332 + 652 = 222984
Step 343: 222984 + 652 = 223636
Step 344: 223636 + 652 = 224288
Step 345: 224288 + 652 = 224940
Step 346: 224940 + 652 = 225592
Step 347: 225592 + 652 = 226244
Step 348: 226244 + 652 = 226896
Step 349: 226896 + 652 = 227548
Step 350: 227548 + 652 = 228200
Step 351: 228200 + 652 = 228852
Step 352: 228852 + 652 = 229504
Step 353: 229504 + 652 = 230156
Step 354: 230156 + 652 = 230808
Step 355: 230808 + 652 = 231460
Step 356: 231460 + 652 = 232112
Step 357: 232112 + 652 = 232764
Step 358: 232764 + 652 = 233416
Step 359: 233416 + 652 = 234068
Step 360: 234068 + 652 = 234720
Step 361: 234720 + 652 = 235372
Step 362: 235372 + 652 = 236024
Step 363: 236024 + 652 = 236676
Step 364: 236676 + 652 = 237328
Step 365: 237328 + 652 = 237980
Step 366: 237980 + 652 = 238632
Step 367: 238632 + 652 = 239284
Step 368: 239284 + 652 = 239936
Step 369: 239936 + 652 = 240588
Step 370: 240588 + 652 = 241240
Step 371: 241240 + 652 = 241892
Step 372: 241892 + 652 = 242544
Step 373: 242544 + 652 = 243196
Step 374: 243196 + 652 = 243848
Step 375: 243848 + 652 = 244500
Step 376: 244500 + 652 = 245152
Step 377: 245152 + 652 = 245804
Step 378: 245804 + 652 = 246456
Step 379: 246456 + 652 = 247108
Step 380: 247108 + 652 = 247760
Step 381: 247760 + 652 = 248412
Step 382: 248412 + 652 = 249064
Step 383: 249064 + 652 = 249716
Step 384: 249716 + 652 = 250368
Step 385: 250368 + 652 = 251020
Step 386: 251020 + 652 = 251672
Step 387: 251672 + 652 = 252324

So, 652*387 = 252324