OK, let's work through this together. We're starting with 313 and we're going to multiply it by 358, which means we add 313 to itself 358 times.
Step 1: 0 + 313 = 313
Step 2: 313 + 313 = 626
Step 3: 626 + 313 = 939
Step 4: 939 + 313 = 1252
Step 5: 1252 + 313 = 1565
Step 6: 1565 + 313 = 1878
Step 7: 1878 + 313 = 2191
Step 8: 2191 + 313 = 2504
Step 9: 2504 + 313 = 2817
Step 10: 2817 + 313 = 3130
Step 11: 3130 + 313 = 3443
Step 12: 3443 + 313 = 3756
Step 13: 3756 + 313 = 4069
Step 14: 4069 + 313 = 4382
Step 15: 4382 + 313 = 4695
Step 16: 4695 + 313 = 5008
Step 17: 5008 + 313 = 5321
Step 18: 5321 + 313 = 5634
Step 19: 5634 + 313 = 5947
Step 20: 5947 + 313 = 6260
Step 21: 6260 + 313 = 6573
Step 22: 6573 + 313 = 6886
Step 23: 6886 + 313 = 7199
Step 24: 7199 + 313 = 7512
Step 25: 7512 + 313 = 7825
Step 26: 7825 + 313 = 8138
Step 27: 8138 + 313 = 8451
Step 28: 8451 + 313 = 8764
Step 29: 8764 + 313 = 9077
Step 30: 9077 + 313 = 9390
Step 31: 9390 + 313 = 9703
Step 32: 9703 + 313 = 10016
Step 33: 10016 + 313 = 10329
Step 34: 10329 + 313 = 10642
Step 35: 10642 + 313 = 10955
Step 36: 10955 + 313 = 11268
Step 37: 11268 + 313 = 11581
Step 38: 11581 + 313 = 11894
Step 39: 11894 + 313 = 12207
Step 40: 12207 + 313 = 12520
Step 41: 12520 + 313 = 12833
Step 42: 12833 + 313 = 13146
Step 43: 13146 + 313 = 13459
Step 44: 13459 + 313 = 13772
Step 45: 13772 + 313 = 14085
Step 46: 14085 + 313 = 14398
Step 47: 14398 + 313 = 14711
Step 48: 14711 + 313 = 15024
Step 49: 15024 + 313 = 15337
Step 50: 15337 + 313 = 15650
Step 51: 15650 + 313 = 15963
Step 52: 15963 + 313 = 16276
Step 53: 16276 + 313 = 16589
Step 54: 16589 + 313 = 16902
Step 55: 16902 + 313 = 17215
Step 56: 17215 + 313 = 17528
Step 57: 17528 + 313 = 17841
Step 58: 17841 + 313 = 18154
Step 59: 18154 + 313 = 18467
Step 60: 18467 + 313 = 18780
Step 61: 18780 + 313 = 19093
Step 62: 19093 + 313 = 19406
Step 63: 19406 + 313 = 19719
Step 64: 19719 + 313 = 20032
Step 65: 20032 + 313 = 20345
Step 66: 20345 + 313 = 20658
Step 67: 20658 + 313 = 20971
Step 68: 20971 + 313 = 21284
Step 69: 21284 + 313 = 21597
Step 70: 21597 + 313 = 21910
Step 71: 21910 + 313 = 22223
Step 72: 22223 + 313 = 22536
Step 73: 22536 + 313 = 22849
Step 74: 22849 + 313 = 23162
Step 75: 23162 + 313 = 23475
Step 76: 23475 + 313 = 23788
Step 77: 23788 + 313 = 24101
Step 78: 24101 + 313 = 24414
Step 79: 24414 + 313 = 24727
Step 80: 24727 + 313 = 25040
Step 81: 25040 + 313 = 25353
Step 82: 25353 + 313 = 25666
Step 83: 25666 + 313 = 25979
Step 84: 25979 + 313 = 26292
Step 85: 26292 + 313 = 26605
Step 86: 26605 + 313 = 26918
Step 87: 26918 + 313 = 27231
Step 88: 27231 + 313 = 27544
Step 89: 27544 + 313 = 27857
Step 90: 27857 + 313 = 28170
Step 91: 28170 + 313 = 28483
Step 92: 28483 + 313 = 28796
Step 93: 28796 + 313 = 29109
Step 94: 29109 + 313 = 29422
Step 95: 29422 + 313 = 29735
Step 96: 29735 + 313 = 30048
Step 97: 30048 + 313 = 30361
Step 98: 30361 + 313 = 30674
Step 99: 30674 + 313 = 30987
Step 100: 30987 + 313 = 31300
Step 101: 31300 + 313 = 31613
Step 102: 31613 + 313 = 31926
Step 103: 31926 + 313 = 32239
Step 104: 32239 + 313 = 32552
Step 105: 32552 + 313 = 32865
Step 106: 32865 + 313 = 33178
Step 107: 33178 + 313 = 33491
Step 108: 33491 + 313 = 33804
Step 109: 33804 + 313 = 34117
Step 110: 34117 + 313 = 34430
Step 111: 34430 + 313 = 34743
Step 112: 34743 + 313 = 35056
Step 113: 35056 + 313 = 35369
Step 114: 35369 + 313 = 35682
Step 115: 35682 + 313 = 35995
Step 116: 35995 + 313 = 36308
Step 117: 36308 + 313 = 36621
Step 118: 36621 + 313 = 36934
Step 119: 36934 + 313 = 37247
Step 120: 37247 + 313 = 37560
Step 121: 37560 + 313 = 37873
Step 122: 37873 + 313 = 38186
Step 123: 38186 + 313 = 38499
Step 124: 38499 + 313 = 38812
Step 125: 38812 + 313 = 39125
Step 126: 39125 + 313 = 39438
Step 127: 39438 + 313 = 39751
Step 128: 39751 + 313 = 40064
Step 129: 40064 + 313 = 40377
Step 130: 40377 + 313 = 40690
Step 131: 40690 + 313 = 41003
Step 132: 41003 + 313 = 41316
Step 133: 41316 + 313 = 41629
Step 134: 41629 + 313 = 41942
Step 135: 41942 + 313 = 42255
Step 136: 42255 + 313 = 42568
Step 137: 42568 + 313 = 42881
Step 138: 42881 + 313 = 43194
Step 139: 43194 + 313 = 43507
Step 140: 43507 + 313 = 43820
Step 141: 43820 + 313 = 44133
Step 142: 44133 + 313 = 44446
Step 143: 44446 + 313 = 44759
Step 144: 44759 + 313 = 45072
Step 145: 45072 + 313 = 45385
Step 146: 45385 + 313 = 45698
Step 147: 45698 + 313 = 46011
Step 148: 46011 + 313 = 46324
Step 149: 46324 + 313 = 46637
Step 150: 46637 + 313 = 46950
Step 151: 46950 + 313 = 47263
Step 152: 47263 + 313 = 47576
Step 153: 47576 + 313 = 47889
Step 154: 47889 + 313 = 48202
Step 155: 48202 + 313 = 48515
Step 156: 48515 + 313 = 48828
Step 157: 48828 + 313 = 49141
Step 158: 49141 + 313 = 49454
Step 159: 49454 + 313 = 49767
Step 160: 49767 + 313 = 50080
Step 161: 50080 + 313 = 50393
Step 162: 50393 + 313 = 50706
Step 163: 50706 + 313 = 51019
Step 164: 51019 + 313 = 51332
Step 165: 51332 + 313 = 51645
Step 166: 51645 + 313 = 51958
Step 167: 51958 + 313 = 52271
Step 168: 52271 + 313 = 52584
Step 169: 52584 + 313 = 52897
Step 170: 52897 + 313 = 53210
Step 171: 53210 + 313 = 53523
Step 172: 53523 + 313 = 53836
Step 173: 53836 + 313 = 54149
Step 174: 54149 + 313 = 54462
Step 175: 54462 + 313 = 54775
Step 176: 54775 + 313 = 55088
Step 177: 55088 + 313 = 55401
Step 178: 55401 + 313 = 55714
Step 179: 55714 + 313 = 56027
Step 180: 56027 + 313 = 56340
Step 181: 56340 + 313 = 56653
Step 182: 56653 + 313 = 56966
Step 183: 56966 + 313 = 57279
Step 184: 57279 + 313 = 57592
Step 185: 57592 + 313 = 57905
Step 186: 57905 + 313 = 58218
Step 187: 58218 + 313 = 58531
Step 188: 58531 + 313 = 58844
Step 189: 58844 + 313 = 59157
Step 190: 59157 + 313 = 59470
Step 191: 59470 + 313 = 59783
Step 192: 59783 + 313 = 60096
Step 193: 60096 + 313 = 60409
Step 194: 60409 + 313 = 60722
Step 195: 60722 + 313 = 61035
Step 196: 61035 + 313 = 61348
Step 197: 61348 + 313 = 61661
Step 198: 61661 + 313 = 61974
Step 199: 61974 + 313 = 62287
Step 200: 62287 + 313 = 62600
Step 201: 62600 + 313 = 62913
Step 202: 62913 + 313 = 63226
Step 203: 63226 + 313 = 63539
Step 204: 63539 + 313 = 63852
Step 205: 63852 + 313 = 64165
Step 206: 64165 + 313 = 64478
Step 207: 64478 + 313 = 64791
Step 208: 64791 + 313 = 65104
Step 209: 65104 + 313 = 65417
Step 210: 65417 + 313 = 65730
Step 211: 65730 + 313 = 66043
Step 212: 66043 + 313 = 66356
Step 213: 66356 + 313 = 66669
Step 214: 66669 + 313 = 66982
Step 215: 66982 + 313 = 67295
Step 216: 67295 + 313 = 67608
Step 217: 67608 + 313 = 67921
Step 218: 67921 + 313 = 68234
Step 219: 68234 + 313 = 68547
Step 220: 68547 + 313 = 68860
Step 221: 68860 + 313 = 69173
Step 222: 69173 + 313 = 69486
Step 223: 69486 + 313 = 69799
Step 224: 69799 + 313 = 70112
Step 225: 70112 + 313 = 70425
Step 226: 70425 + 313 = 70738
Step 227: 70738 + 313 = 71051
Step 228: 71051 + 313 = 71364
Step 229: 71364 + 313 = 71677
Step 230: 71677 + 313 = 71990
Step 231: 71990 + 313 = 72303
Step 232: 72303 + 313 = 72616
Step 233: 72616 + 313 = 72929
Step 234: 72929 + 313 = 73242
Step 235: 73242 + 313 = 73555
Step 236: 73555 + 313 = 73868
Step 237: 73868 + 313 = 74181
Step 238: 74181 + 313 = 74494
Step 239: 74494 + 313 = 74807
Step 240: 74807 + 313 = 75120
Step 241: 75120 + 313 = 75433
Step 242: 75433 + 313 = 75746
Step 243: 75746 + 313 = 76059
Step 244: 76059 + 313 = 76372
Step 245: 76372 + 313 = 76685
Step 246: 76685 + 313 = 76998
Step 247: 76998 + 313 = 77311
Step 248: 77311 + 313 = 77624
Step 249: 77624 + 313 = 77937
Step 250: 77937 + 313 = 78250
Step 251: 78250 + 313 = 78563
Step 252: 78563 + 313 = 78876
Step 253: 78876 + 313 = 79189
Step 254: 79189 + 313 = 79502
Step 255: 79502 + 313 = 79815
Step 256: 79815 + 313 = 80128
Step 257: 80128 + 313 = 80441
Step 258: 80441 + 313 = 80754
Step 259: 80754 + 313 = 81067
Step 260: 81067 + 313 = 81380
Step 261: 81380 + 313 = 81693
Step 262: 81693 + 313 = 82006
Step 263: 82006 + 313 = 82319
Step 264: 82319 + 313 = 82632
Step 265: 82632 + 313 = 82945
Step 266: 82945 + 313 = 83258
Step 267: 83258 + 313 = 83571
Step 268: 83571 + 313 = 83884
Step 269: 83884 + 313 = 84197
Step 270: 84197 + 313 = 84510
Step 271: 84510 + 313 = 84823
Step 272: 84823 + 313 = 85136
Step 273: 85136 + 313 = 85449
Step 274: 85449 + 313 = 85762
Step 275: 85762 + 313 = 86075
Step 276: 86075 + 313 = 86388
Step 277: 86388 + 313 = 86701
Step 278: 86701 + 313 = 87014
Step 279: 87014 + 313 = 87327
Step 280: 87327 + 313 = 87640
Step 281: 87640 + 313 = 87953
Step 282: 87953 + 313 = 88266
Step 283: 88266 + 313 = 88579
Step 284: 88579 + 313 = 88892
Step 285: 88892 + 313 = 89205
Step 286: 89205 + 313 = 89518
Step 287: 89518 + 313 = 89831
Step 288: 89831 + 313 = 90144
Step 289: 90144 + 313 = 90457
Step 290: 90457 + 313 = 90770
Step 291: 90770 + 313 = 91083
Step 292: 91083 + 313 = 91396
Step 293: 91396 + 313 = 91709
Step 294: 91709 + 313 = 92022
Step 295: 92022 + 313 = 92335
Step 296: 92335 + 313 = 92648
Step 297: 92648 + 313 = 92961
Step 298: 92961 + 313 = 93274
Step 299: 93274 + 313 = 93587
Step 300: 93587 + 313 = 93900
Step 301: 93900 + 313 = 94213
Step 302: 94213 + 313 = 94526
Step 303: 94526 + 313 = 94839
Step 304: 94839 + 313 = 95152
Step 305: 95152 + 313 = 95465
Step 306: 95465 + 313 = 95778
Step 307: 95778 + 313 = 96091
Step 308: 96091 + 313 = 96404
Step 309: 96404 + 313 = 96717
Step 310: 96717 + 313 = 97030
Step 311: 97030 + 313 = 97343
Step 312: 97343 + 313 = 97656
Step 313: 97656 + 313 = 97969
Step 314: 97969 + 313 = 98282
Step 315: 98282 + 313 = 98595
Step 316: 98595 + 313 = 98908
Step 317: 98908 + 313 = 99221
Step 318: 99221 + 313 = 99534
Step 319: 99534 + 313 = 99847
Step 320: 99847 + 313 = 100160
Step 321: 100160 + 313 = 100473
Step 322: 100473 + 313 = 100786
Step 323: 100786 + 313 = 101099
Step 324: 101099 + 313 = 101412
Step 325: 101412 + 313 = 101725
Step 326: 101725 + 313 = 102038
Step 327: 102038 + 313 = 102351
Step 328: 102351 + 313 = 102664
Step 329: 102664 + 313 = 102977
Step 330: 102977 + 313 = 103290
Step 331: 103290 + 313 = 103603
Step 332: 103603 + 313 = 103916
Step 333: 103916 + 313 = 104229
Step 334: 104229 + 313 = 104542
Step 335: 104542 + 313 = 104855
Step 336: 104855 + 313 = 105168
Step 337: 105168 + 313 = 105481
Step 338: 105481 + 313 = 105794
Step 339: 105794 + 313 = 106107
Step 340: 106107 + 313 = 106420
Step 341: 106420 + 313 = 106733
Step 342: 106733 + 313 = 107046
Step 343: 107046 + 313 = 107359
Step 344: 107359 + 313 = 107672
Step 345: 107672 + 313 = 107985
Step 346: 107985 + 313 = 108298
Step 347: 108298 + 313 = 108611
Step 348: 108611 + 313 = 108924
Step 349: 108924 + 313 = 109237
Step 350: 109237 + 313 = 109550
Step 351: 109550 + 313 = 109863
Step 352: 109863 + 313 = 110176
Step 353: 110176 + 313 = 110489
Step 354: 110489 + 313 = 110802
Step 355: 110802 + 313 = 111115
Step 356: 111115 + 313 = 111428
Step 357: 111428 + 313 = 111741
Step 358: 111741 + 313 = 112054

So, 313*358 = 112054