OK, let's crack this. We're given 335 and our task is to multiply it by 375. Essentially, we'll be adding 335 to itself 375 times.
Step 1: 0 + 335 = 335
Step 2: 335 + 335 = 670
Step 3: 670 + 335 = 1005
Step 4: 1005 + 335 = 1340
Step 5: 1340 + 335 = 1675
Step 6: 1675 + 335 = 2010
Step 7: 2010 + 335 = 2345
Step 8: 2345 + 335 = 2680
Step 9: 2680 + 335 = 3015
Step 10: 3015 + 335 = 3350
Step 11: 3350 + 335 = 3685
Step 12: 3685 + 335 = 4020
Step 13: 4020 + 335 = 4355
Step 14: 4355 + 335 = 4690
Step 15: 4690 + 335 = 5025
Step 16: 5025 + 335 = 5360
Step 17: 5360 + 335 = 5695
Step 18: 5695 + 335 = 6030
Step 19: 6030 + 335 = 6365
Step 20: 6365 + 335 = 6700
Step 21: 6700 + 335 = 7035
Step 22: 7035 + 335 = 7370
Step 23: 7370 + 335 = 7705
Step 24: 7705 + 335 = 8040
Step 25: 8040 + 335 = 8375
Step 26: 8375 + 335 = 8710
Step 27: 8710 + 335 = 9045
Step 28: 9045 + 335 = 9380
Step 29: 9380 + 335 = 9715
Step 30: 9715 + 335 = 10050
Step 31: 10050 + 335 = 10385
Step 32: 10385 + 335 = 10720
Step 33: 10720 + 335 = 11055
Step 34: 11055 + 335 = 11390
Step 35: 11390 + 335 = 11725
Step 36: 11725 + 335 = 12060
Step 37: 12060 + 335 = 12395
Step 38: 12395 + 335 = 12730
Step 39: 12730 + 335 = 13065
Step 40: 13065 + 335 = 13400
Step 41: 13400 + 335 = 13735
Step 42: 13735 + 335 = 14070
Step 43: 14070 + 335 = 14405
Step 44: 14405 + 335 = 14740
Step 45: 14740 + 335 = 15075
Step 46: 15075 + 335 = 15410
Step 47: 15410 + 335 = 15745
Step 48: 15745 + 335 = 16080
Step 49: 16080 + 335 = 16415
Step 50: 16415 + 335 = 16750
Step 51: 16750 + 335 = 17085
Step 52: 17085 + 335 = 17420
Step 53: 17420 + 335 = 17755
Step 54: 17755 + 335 = 18090
Step 55: 18090 + 335 = 18425
Step 56: 18425 + 335 = 18760
Step 57: 18760 + 335 = 19095
Step 58: 19095 + 335 = 19430
Step 59: 19430 + 335 = 19765
Step 60: 19765 + 335 = 20100
Step 61: 20100 + 335 = 20435
Step 62: 20435 + 335 = 20770
Step 63: 20770 + 335 = 21105
Step 64: 21105 + 335 = 21440
Step 65: 21440 + 335 = 21775
Step 66: 21775 + 335 = 22110
Step 67: 22110 + 335 = 22445
Step 68: 22445 + 335 = 22780
Step 69: 22780 + 335 = 23115
Step 70: 23115 + 335 = 23450
Step 71: 23450 + 335 = 23785
Step 72: 23785 + 335 = 24120
Step 73: 24120 + 335 = 24455
Step 74: 24455 + 335 = 24790
Step 75: 24790 + 335 = 25125
Step 76: 25125 + 335 = 25460
Step 77: 25460 + 335 = 25795
Step 78: 25795 + 335 = 26130
Step 79: 26130 + 335 = 26465
Step 80: 26465 + 335 = 26800
Step 81: 26800 + 335 = 27135
Step 82: 27135 + 335 = 27470
Step 83: 27470 + 335 = 27805
Step 84: 27805 + 335 = 28140
Step 85: 28140 + 335 = 28475
Step 86: 28475 + 335 = 28810
Step 87: 28810 + 335 = 29145
Step 88: 29145 + 335 = 29480
Step 89: 29480 + 335 = 29815
Step 90: 29815 + 335 = 30150
Step 91: 30150 + 335 = 30485
Step 92: 30485 + 335 = 30820
Step 93: 30820 + 335 = 31155
Step 94: 31155 + 335 = 31490
Step 95: 31490 + 335 = 31825
Step 96: 31825 + 335 = 32160
Step 97: 32160 + 335 = 32495
Step 98: 32495 + 335 = 32830
Step 99: 32830 + 335 = 33165
Step 100: 33165 + 335 = 33500
Step 101: 33500 + 335 = 33835
Step 102: 33835 + 335 = 34170
Step 103: 34170 + 335 = 34505
Step 104: 34505 + 335 = 34840
Step 105: 34840 + 335 = 35175
Step 106: 35175 + 335 = 35510
Step 107: 35510 + 335 = 35845
Step 108: 35845 + 335 = 36180
Step 109: 36180 + 335 = 36515
Step 110: 36515 + 335 = 36850
Step 111: 36850 + 335 = 37185
Step 112: 37185 + 335 = 37520
Step 113: 37520 + 335 = 37855
Step 114: 37855 + 335 = 38190
Step 115: 38190 + 335 = 38525
Step 116: 38525 + 335 = 38860
Step 117: 38860 + 335 = 39195
Step 118: 39195 + 335 = 39530
Step 119: 39530 + 335 = 39865
Step 120: 39865 + 335 = 40200
Step 121: 40200 + 335 = 40535
Step 122: 40535 + 335 = 40870
Step 123: 40870 + 335 = 41205
Step 124: 41205 + 335 = 41540
Step 125: 41540 + 335 = 41875
Step 126: 41875 + 335 = 42210
Step 127: 42210 + 335 = 42545
Step 128: 42545 + 335 = 42880
Step 129: 42880 + 335 = 43215
Step 130: 43215 + 335 = 43550
Step 131: 43550 + 335 = 43885
Step 132: 43885 + 335 = 44220
Step 133: 44220 + 335 = 44555
Step 134: 44555 + 335 = 44890
Step 135: 44890 + 335 = 45225
Step 136: 45225 + 335 = 45560
Step 137: 45560 + 335 = 45895
Step 138: 45895 + 335 = 46230
Step 139: 46230 + 335 = 46565
Step 140: 46565 + 335 = 46900
Step 141: 46900 + 335 = 47235
Step 142: 47235 + 335 = 47570
Step 143: 47570 + 335 = 47905
Step 144: 47905 + 335 = 48240
Step 145: 48240 + 335 = 48575
Step 146: 48575 + 335 = 48910
Step 147: 48910 + 335 = 49245
Step 148: 49245 + 335 = 49580
Step 149: 49580 + 335 = 49915
Step 150: 49915 + 335 = 50250
Step 151: 50250 + 335 = 50585
Step 152: 50585 + 335 = 50920
Step 153: 50920 + 335 = 51255
Step 154: 51255 + 335 = 51590
Step 155: 51590 + 335 = 51925
Step 156: 51925 + 335 = 52260
Step 157: 52260 + 335 = 52595
Step 158: 52595 + 335 = 52930
Step 159: 52930 + 335 = 53265
Step 160: 53265 + 335 = 53600
Step 161: 53600 + 335 = 53935
Step 162: 53935 + 335 = 54270
Step 163: 54270 + 335 = 54605
Step 164: 54605 + 335 = 54940
Step 165: 54940 + 335 = 55275
Step 166: 55275 + 335 = 55610
Step 167: 55610 + 335 = 55945
Step 168: 55945 + 335 = 56280
Step 169: 56280 + 335 = 56615
Step 170: 56615 + 335 = 56950
Step 171: 56950 + 335 = 57285
Step 172: 57285 + 335 = 57620
Step 173: 57620 + 335 = 57955
Step 174: 57955 + 335 = 58290
Step 175: 58290 + 335 = 58625
Step 176: 58625 + 335 = 58960
Step 177: 58960 + 335 = 59295
Step 178: 59295 + 335 = 59630
Step 179: 59630 + 335 = 59965
Step 180: 59965 + 335 = 60300
Step 181: 60300 + 335 = 60635
Step 182: 60635 + 335 = 60970
Step 183: 60970 + 335 = 61305
Step 184: 61305 + 335 = 61640
Step 185: 61640 + 335 = 61975
Step 186: 61975 + 335 = 62310
Step 187: 62310 + 335 = 62645
Step 188: 62645 + 335 = 62980
Step 189: 62980 + 335 = 63315
Step 190: 63315 + 335 = 63650
Step 191: 63650 + 335 = 63985
Step 192: 63985 + 335 = 64320
Step 193: 64320 + 335 = 64655
Step 194: 64655 + 335 = 64990
Step 195: 64990 + 335 = 65325
Step 196: 65325 + 335 = 65660
Step 197: 65660 + 335 = 65995
Step 198: 65995 + 335 = 66330
Step 199: 66330 + 335 = 66665
Step 200: 66665 + 335 = 67000
Step 201: 67000 + 335 = 67335
Step 202: 67335 + 335 = 67670
Step 203: 67670 + 335 = 68005
Step 204: 68005 + 335 = 68340
Step 205: 68340 + 335 = 68675
Step 206: 68675 + 335 = 69010
Step 207: 69010 + 335 = 69345
Step 208: 69345 + 335 = 69680
Step 209: 69680 + 335 = 70015
Step 210: 70015 + 335 = 70350
Step 211: 70350 + 335 = 70685
Step 212: 70685 + 335 = 71020
Step 213: 71020 + 335 = 71355
Step 214: 71355 + 335 = 71690
Step 215: 71690 + 335 = 72025
Step 216: 72025 + 335 = 72360
Step 217: 72360 + 335 = 72695
Step 218: 72695 + 335 = 73030
Step 219: 73030 + 335 = 73365
Step 220: 73365 + 335 = 73700
Step 221: 73700 + 335 = 74035
Step 222: 74035 + 335 = 74370
Step 223: 74370 + 335 = 74705
Step 224: 74705 + 335 = 75040
Step 225: 75040 + 335 = 75375
Step 226: 75375 + 335 = 75710
Step 227: 75710 + 335 = 76045
Step 228: 76045 + 335 = 76380
Step 229: 76380 + 335 = 76715
Step 230: 76715 + 335 = 77050
Step 231: 77050 + 335 = 77385
Step 232: 77385 + 335 = 77720
Step 233: 77720 + 335 = 78055
Step 234: 78055 + 335 = 78390
Step 235: 78390 + 335 = 78725
Step 236: 78725 + 335 = 79060
Step 237: 79060 + 335 = 79395
Step 238: 79395 + 335 = 79730
Step 239: 79730 + 335 = 80065
Step 240: 80065 + 335 = 80400
Step 241: 80400 + 335 = 80735
Step 242: 80735 + 335 = 81070
Step 243: 81070 + 335 = 81405
Step 244: 81405 + 335 = 81740
Step 245: 81740 + 335 = 82075
Step 246: 82075 + 335 = 82410
Step 247: 82410 + 335 = 82745
Step 248: 82745 + 335 = 83080
Step 249: 83080 + 335 = 83415
Step 250: 83415 + 335 = 83750
Step 251: 83750 + 335 = 84085
Step 252: 84085 + 335 = 84420
Step 253: 84420 + 335 = 84755
Step 254: 84755 + 335 = 85090
Step 255: 85090 + 335 = 85425
Step 256: 85425 + 335 = 85760
Step 257: 85760 + 335 = 86095
Step 258: 86095 + 335 = 86430
Step 259: 86430 + 335 = 86765
Step 260: 86765 + 335 = 87100
Step 261: 87100 + 335 = 87435
Step 262: 87435 + 335 = 87770
Step 263: 87770 + 335 = 88105
Step 264: 88105 + 335 = 88440
Step 265: 88440 + 335 = 88775
Step 266: 88775 + 335 = 89110
Step 267: 89110 + 335 = 89445
Step 268: 89445 + 335 = 89780
Step 269: 89780 + 335 = 90115
Step 270: 90115 + 335 = 90450
Step 271: 90450 + 335 = 90785
Step 272: 90785 + 335 = 91120
Step 273: 91120 + 335 = 91455
Step 274: 91455 + 335 = 91790
Step 275: 91790 + 335 = 92125
Step 276: 92125 + 335 = 92460
Step 277: 92460 + 335 = 92795
Step 278: 92795 + 335 = 93130
Step 279: 93130 + 335 = 93465
Step 280: 93465 + 335 = 93800
Step 281: 93800 + 335 = 94135
Step 282: 94135 + 335 = 94470
Step 283: 94470 + 335 = 94805
Step 284: 94805 + 335 = 95140
Step 285: 95140 + 335 = 95475
Step 286: 95475 + 335 = 95810
Step 287: 95810 + 335 = 96145
Step 288: 96145 + 335 = 96480
Step 289: 96480 + 335 = 96815
Step 290: 96815 + 335 = 97150
Step 291: 97150 + 335 = 97485
Step 292: 97485 + 335 = 97820
Step 293: 97820 + 335 = 98155
Step 294: 98155 + 335 = 98490
Step 295: 98490 + 335 = 98825
Step 296: 98825 + 335 = 99160
Step 297: 99160 + 335 = 99495
Step 298: 99495 + 335 = 99830
Step 299: 99830 + 335 = 100165
Step 300: 100165 + 335 = 100500
Step 301: 100500 + 335 = 100835
Step 302: 100835 + 335 = 101170
Step 303: 101170 + 335 = 101505
Step 304: 101505 + 335 = 101840
Step 305: 101840 + 335 = 102175
Step 306: 102175 + 335 = 102510
Step 307: 102510 + 335 = 102845
Step 308: 102845 + 335 = 103180
Step 309: 103180 + 335 = 103515
Step 310: 103515 + 335 = 103850
Step 311: 103850 + 335 = 104185
Step 312: 104185 + 335 = 104520
Step 313: 104520 + 335 = 104855
Step 314: 104855 + 335 = 105190
Step 315: 105190 + 335 = 105525
Step 316: 105525 + 335 = 105860
Step 317: 105860 + 335 = 106195
Step 318: 106195 + 335 = 106530
Step 319: 106530 + 335 = 106865
Step 320: 106865 + 335 = 107200
Step 321: 107200 + 335 = 107535
Step 322: 107535 + 335 = 107870
Step 323: 107870 + 335 = 108205
Step 324: 108205 + 335 = 108540
Step 325: 108540 + 335 = 108875
Step 326: 108875 + 335 = 109210
Step 327: 109210 + 335 = 109545
Step 328: 109545 + 335 = 109880
Step 329: 109880 + 335 = 110215
Step 330: 110215 + 335 = 110550
Step 331: 110550 + 335 = 110885
Step 332: 110885 + 335 = 111220
Step 333: 111220 + 335 = 111555
Step 334: 111555 + 335 = 111890
Step 335: 111890 + 335 = 112225
Step 336: 112225 + 335 = 112560
Step 337: 112560 + 335 = 112895
Step 338: 112895 + 335 = 113230
Step 339: 113230 + 335 = 113565
Step 340: 113565 + 335 = 113900
Step 341: 113900 + 335 = 114235
Step 342: 114235 + 335 = 114570
Step 343: 114570 + 335 = 114905
Step 344: 114905 + 335 = 115240
Step 345: 115240 + 335 = 115575
Step 346: 115575 + 335 = 115910
Step 347: 115910 + 335 = 116245
Step 348: 116245 + 335 = 116580
Step 349: 116580 + 335 = 116915
Step 350: 116915 + 335 = 117250
Step 351: 117250 + 335 = 117585
Step 352: 117585 + 335 = 117920
Step 353: 117920 + 335 = 118255
Step 354: 118255 + 335 = 118590
Step 355: 118590 + 335 = 118925
Step 356: 118925 + 335 = 119260
Step 357: 119260 + 335 = 119595
Step 358: 119595 + 335 = 119930
Step 359: 119930 + 335 = 120265
Step 360: 120265 + 335 = 120600
Step 361: 120600 + 335 = 120935
Step 362: 120935 + 335 = 121270
Step 363: 121270 + 335 = 121605
Step 364: 121605 + 335 = 121940
Step 365: 121940 + 335 = 122275
Step 366: 122275 + 335 = 122610
Step 367: 122610 + 335 = 122945
Step 368: 122945 + 335 = 123280
Step 369: 123280 + 335 = 123615
Step 370: 123615 + 335 = 123950
Step 371: 123950 + 335 = 124285
Step 372: 124285 + 335 = 124620
Step 373: 124620 + 335 = 124955
Step 374: 124955 + 335 = 125290
Step 375: 125290 + 335 = 125625

So, 335*375 = 125625