OK, let's crack this. We're given 907 and our task is to multiply it by 302. Essentially, we'll be adding 907 to itself 302 times.
Step 1: 0 + 907 = 907
Step 2: 907 + 907 = 1814
Step 3: 1814 + 907 = 2721
Step 4: 2721 + 907 = 3628
Step 5: 3628 + 907 = 4535
Step 6: 4535 + 907 = 5442
Step 7: 5442 + 907 = 6349
Step 8: 6349 + 907 = 7256
Step 9: 7256 + 907 = 8163
Step 10: 8163 + 907 = 9070
Step 11: 9070 + 907 = 9977
Step 12: 9977 + 907 = 10884
Step 13: 10884 + 907 = 11791
Step 14: 11791 + 907 = 12698
Step 15: 12698 + 907 = 13605
Step 16: 13605 + 907 = 14512
Step 17: 14512 + 907 = 15419
Step 18: 15419 + 907 = 16326
Step 19: 16326 + 907 = 17233
Step 20: 17233 + 907 = 18140
Step 21: 18140 + 907 = 19047
Step 22: 19047 + 907 = 19954
Step 23: 19954 + 907 = 20861
Step 24: 20861 + 907 = 21768
Step 25: 21768 + 907 = 22675
Step 26: 22675 + 907 = 23582
Step 27: 23582 + 907 = 24489
Step 28: 24489 + 907 = 25396
Step 29: 25396 + 907 = 26303
Step 30: 26303 + 907 = 27210
Step 31: 27210 + 907 = 28117
Step 32: 28117 + 907 = 29024
Step 33: 29024 + 907 = 29931
Step 34: 29931 + 907 = 30838
Step 35: 30838 + 907 = 31745
Step 36: 31745 + 907 = 32652
Step 37: 32652 + 907 = 33559
Step 38: 33559 + 907 = 34466
Step 39: 34466 + 907 = 35373
Step 40: 35373 + 907 = 36280
Step 41: 36280 + 907 = 37187
Step 42: 37187 + 907 = 38094
Step 43: 38094 + 907 = 39001
Step 44: 39001 + 907 = 39908
Step 45: 39908 + 907 = 40815
Step 46: 40815 + 907 = 41722
Step 47: 41722 + 907 = 42629
Step 48: 42629 + 907 = 43536
Step 49: 43536 + 907 = 44443
Step 50: 44443 + 907 = 45350
Step 51: 45350 + 907 = 46257
Step 52: 46257 + 907 = 47164
Step 53: 47164 + 907 = 48071
Step 54: 48071 + 907 = 48978
Step 55: 48978 + 907 = 49885
Step 56: 49885 + 907 = 50792
Step 57: 50792 + 907 = 51699
Step 58: 51699 + 907 = 52606
Step 59: 52606 + 907 = 53513
Step 60: 53513 + 907 = 54420
Step 61: 54420 + 907 = 55327
Step 62: 55327 + 907 = 56234
Step 63: 56234 + 907 = 57141
Step 64: 57141 + 907 = 58048
Step 65: 58048 + 907 = 58955
Step 66: 58955 + 907 = 59862
Step 67: 59862 + 907 = 60769
Step 68: 60769 + 907 = 61676
Step 69: 61676 + 907 = 62583
Step 70: 62583 + 907 = 63490
Step 71: 63490 + 907 = 64397
Step 72: 64397 + 907 = 65304
Step 73: 65304 + 907 = 66211
Step 74: 66211 + 907 = 67118
Step 75: 67118 + 907 = 68025
Step 76: 68025 + 907 = 68932
Step 77: 68932 + 907 = 69839
Step 78: 69839 + 907 = 70746
Step 79: 70746 + 907 = 71653
Step 80: 71653 + 907 = 72560
Step 81: 72560 + 907 = 73467
Step 82: 73467 + 907 = 74374
Step 83: 74374 + 907 = 75281
Step 84: 75281 + 907 = 76188
Step 85: 76188 + 907 = 77095
Step 86: 77095 + 907 = 78002
Step 87: 78002 + 907 = 78909
Step 88: 78909 + 907 = 79816
Step 89: 79816 + 907 = 80723
Step 90: 80723 + 907 = 81630
Step 91: 81630 + 907 = 82537
Step 92: 82537 + 907 = 83444
Step 93: 83444 + 907 = 84351
Step 94: 84351 + 907 = 85258
Step 95: 85258 + 907 = 86165
Step 96: 86165 + 907 = 87072
Step 97: 87072 + 907 = 87979
Step 98: 87979 + 907 = 88886
Step 99: 88886 + 907 = 89793
Step 100: 89793 + 907 = 90700
Step 101: 90700 + 907 = 91607
Step 102: 91607 + 907 = 92514
Step 103: 92514 + 907 = 93421
Step 104: 93421 + 907 = 94328
Step 105: 94328 + 907 = 95235
Step 106: 95235 + 907 = 96142
Step 107: 96142 + 907 = 97049
Step 108: 97049 + 907 = 97956
Step 109: 97956 + 907 = 98863
Step 110: 98863 + 907 = 99770
Step 111: 99770 + 907 = 100677
Step 112: 100677 + 907 = 101584
Step 113: 101584 + 907 = 102491
Step 114: 102491 + 907 = 103398
Step 115: 103398 + 907 = 104305
Step 116: 104305 + 907 = 105212
Step 117: 105212 + 907 = 106119
Step 118: 106119 + 907 = 107026
Step 119: 107026 + 907 = 107933
Step 120: 107933 + 907 = 108840
Step 121: 108840 + 907 = 109747
Step 122: 109747 + 907 = 110654
Step 123: 110654 + 907 = 111561
Step 124: 111561 + 907 = 112468
Step 125: 112468 + 907 = 113375
Step 126: 113375 + 907 = 114282
Step 127: 114282 + 907 = 115189
Step 128: 115189 + 907 = 116096
Step 129: 116096 + 907 = 117003
Step 130: 117003 + 907 = 117910
Step 131: 117910 + 907 = 118817
Step 132: 118817 + 907 = 119724
Step 133: 119724 + 907 = 120631
Step 134: 120631 + 907 = 121538
Step 135: 121538 + 907 = 122445
Step 136: 122445 + 907 = 123352
Step 137: 123352 + 907 = 124259
Step 138: 124259 + 907 = 125166
Step 139: 125166 + 907 = 126073
Step 140: 126073 + 907 = 126980
Step 141: 126980 + 907 = 127887
Step 142: 127887 + 907 = 128794
Step 143: 128794 + 907 = 129701
Step 144: 129701 + 907 = 130608
Step 145: 130608 + 907 = 131515
Step 146: 131515 + 907 = 132422
Step 147: 132422 + 907 = 133329
Step 148: 133329 + 907 = 134236
Step 149: 134236 + 907 = 135143
Step 150: 135143 + 907 = 136050
Step 151: 136050 + 907 = 136957
Step 152: 136957 + 907 = 137864
Step 153: 137864 + 907 = 138771
Step 154: 138771 + 907 = 139678
Step 155: 139678 + 907 = 140585
Step 156: 140585 + 907 = 141492
Step 157: 141492 + 907 = 142399
Step 158: 142399 + 907 = 143306
Step 159: 143306 + 907 = 144213
Step 160: 144213 + 907 = 145120
Step 161: 145120 + 907 = 146027
Step 162: 146027 + 907 = 146934
Step 163: 146934 + 907 = 147841
Step 164: 147841 + 907 = 148748
Step 165: 148748 + 907 = 149655
Step 166: 149655 + 907 = 150562
Step 167: 150562 + 907 = 151469
Step 168: 151469 + 907 = 152376
Step 169: 152376 + 907 = 153283
Step 170: 153283 + 907 = 154190
Step 171: 154190 + 907 = 155097
Step 172: 155097 + 907 = 156004
Step 173: 156004 + 907 = 156911
Step 174: 156911 + 907 = 157818
Step 175: 157818 + 907 = 158725
Step 176: 158725 + 907 = 159632
Step 177: 159632 + 907 = 160539
Step 178: 160539 + 907 = 161446
Step 179: 161446 + 907 = 162353
Step 180: 162353 + 907 = 163260
Step 181: 163260 + 907 = 164167
Step 182: 164167 + 907 = 165074
Step 183: 165074 + 907 = 165981
Step 184: 165981 + 907 = 166888
Step 185: 166888 + 907 = 167795
Step 186: 167795 + 907 = 168702
Step 187: 168702 + 907 = 169609
Step 188: 169609 + 907 = 170516
Step 189: 170516 + 907 = 171423
Step 190: 171423 + 907 = 172330
Step 191: 172330 + 907 = 173237
Step 192: 173237 + 907 = 174144
Step 193: 174144 + 907 = 175051
Step 194: 175051 + 907 = 175958
Step 195: 175958 + 907 = 176865
Step 196: 176865 + 907 = 177772
Step 197: 177772 + 907 = 178679
Step 198: 178679 + 907 = 179586
Step 199: 179586 + 907 = 180493
Step 200: 180493 + 907 = 181400
Step 201: 181400 + 907 = 182307
Step 202: 182307 + 907 = 183214
Step 203: 183214 + 907 = 184121
Step 204: 184121 + 907 = 185028
Step 205: 185028 + 907 = 185935
Step 206: 185935 + 907 = 186842
Step 207: 186842 + 907 = 187749
Step 208: 187749 + 907 = 188656
Step 209: 188656 + 907 = 189563
Step 210: 189563 + 907 = 190470
Step 211: 190470 + 907 = 191377
Step 212: 191377 + 907 = 192284
Step 213: 192284 + 907 = 193191
Step 214: 193191 + 907 = 194098
Step 215: 194098 + 907 = 195005
Step 216: 195005 + 907 = 195912
Step 217: 195912 + 907 = 196819
Step 218: 196819 + 907 = 197726
Step 219: 197726 + 907 = 198633
Step 220: 198633 + 907 = 199540
Step 221: 199540 + 907 = 200447
Step 222: 200447 + 907 = 201354
Step 223: 201354 + 907 = 202261
Step 224: 202261 + 907 = 203168
Step 225: 203168 + 907 = 204075
Step 226: 204075 + 907 = 204982
Step 227: 204982 + 907 = 205889
Step 228: 205889 + 907 = 206796
Step 229: 206796 + 907 = 207703
Step 230: 207703 + 907 = 208610
Step 231: 208610 + 907 = 209517
Step 232: 209517 + 907 = 210424
Step 233: 210424 + 907 = 211331
Step 234: 211331 + 907 = 212238
Step 235: 212238 + 907 = 213145
Step 236: 213145 + 907 = 214052
Step 237: 214052 + 907 = 214959
Step 238: 214959 + 907 = 215866
Step 239: 215866 + 907 = 216773
Step 240: 216773 + 907 = 217680
Step 241: 217680 + 907 = 218587
Step 242: 218587 + 907 = 219494
Step 243: 219494 + 907 = 220401
Step 244: 220401 + 907 = 221308
Step 245: 221308 + 907 = 222215
Step 246: 222215 + 907 = 223122
Step 247: 223122 + 907 = 224029
Step 248: 224029 + 907 = 224936
Step 249: 224936 + 907 = 225843
Step 250: 225843 + 907 = 226750
Step 251: 226750 + 907 = 227657
Step 252: 227657 + 907 = 228564
Step 253: 228564 + 907 = 229471
Step 254: 229471 + 907 = 230378
Step 255: 230378 + 907 = 231285
Step 256: 231285 + 907 = 232192
Step 257: 232192 + 907 = 233099
Step 258: 233099 + 907 = 234006
Step 259: 234006 + 907 = 234913
Step 260: 234913 + 907 = 235820
Step 261: 235820 + 907 = 236727
Step 262: 236727 + 907 = 237634
Step 263: 237634 + 907 = 238541
Step 264: 238541 + 907 = 239448
Step 265: 239448 + 907 = 240355
Step 266: 240355 + 907 = 241262
Step 267: 241262 + 907 = 242169
Step 268: 242169 + 907 = 243076
Step 269: 243076 + 907 = 243983
Step 270: 243983 + 907 = 244890
Step 271: 244890 + 907 = 245797
Step 272: 245797 + 907 = 246704
Step 273: 246704 + 907 = 247611
Step 274: 247611 + 907 = 248518
Step 275: 248518 + 907 = 249425
Step 276: 249425 + 907 = 250332
Step 277: 250332 + 907 = 251239
Step 278: 251239 + 907 = 252146
Step 279: 252146 + 907 = 253053
Step 280: 253053 + 907 = 253960
Step 281: 253960 + 907 = 254867
Step 282: 254867 + 907 = 255774
Step 283: 255774 + 907 = 256681
Step 284: 256681 + 907 = 257588
Step 285: 257588 + 907 = 258495
Step 286: 258495 + 907 = 259402
Step 287: 259402 + 907 = 260309
Step 288: 260309 + 907 = 261216
Step 289: 261216 + 907 = 262123
Step 290: 262123 + 907 = 263030
Step 291: 263030 + 907 = 263937
Step 292: 263937 + 907 = 264844
Step 293: 264844 + 907 = 265751
Step 294: 265751 + 907 = 266658
Step 295: 266658 + 907 = 267565
Step 296: 267565 + 907 = 268472
Step 297: 268472 + 907 = 269379
Step 298: 269379 + 907 = 270286
Step 299: 270286 + 907 = 271193
Step 300: 271193 + 907 = 272100
Step 301: 272100 + 907 = 273007
Step 302: 273007 + 907 = 273914

So, 907*302 = 273914