Alright, let's solve this math problem step by step. First, we have the number 357. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 315. So, we're going to take the number 357 and add it to itself 315 times.
Step 1: 0 + 357 = 357
Step 2: 357 + 357 = 714
Step 3: 714 + 357 = 1071
Step 4: 1071 + 357 = 1428
Step 5: 1428 + 357 = 1785
Step 6: 1785 + 357 = 2142
Step 7: 2142 + 357 = 2499
Step 8: 2499 + 357 = 2856
Step 9: 2856 + 357 = 3213
Step 10: 3213 + 357 = 3570
Step 11: 3570 + 357 = 3927
Step 12: 3927 + 357 = 4284
Step 13: 4284 + 357 = 4641
Step 14: 4641 + 357 = 4998
Step 15: 4998 + 357 = 5355
Step 16: 5355 + 357 = 5712
Step 17: 5712 + 357 = 6069
Step 18: 6069 + 357 = 6426
Step 19: 6426 + 357 = 6783
Step 20: 6783 + 357 = 7140
Step 21: 7140 + 357 = 7497
Step 22: 7497 + 357 = 7854
Step 23: 7854 + 357 = 8211
Step 24: 8211 + 357 = 8568
Step 25: 8568 + 357 = 8925
Step 26: 8925 + 357 = 9282
Step 27: 9282 + 357 = 9639
Step 28: 9639 + 357 = 9996
Step 29: 9996 + 357 = 10353
Step 30: 10353 + 357 = 10710
Step 31: 10710 + 357 = 11067
Step 32: 11067 + 357 = 11424
Step 33: 11424 + 357 = 11781
Step 34: 11781 + 357 = 12138
Step 35: 12138 + 357 = 12495
Step 36: 12495 + 357 = 12852
Step 37: 12852 + 357 = 13209
Step 38: 13209 + 357 = 13566
Step 39: 13566 + 357 = 13923
Step 40: 13923 + 357 = 14280
Step 41: 14280 + 357 = 14637
Step 42: 14637 + 357 = 14994
Step 43: 14994 + 357 = 15351
Step 44: 15351 + 357 = 15708
Step 45: 15708 + 357 = 16065
Step 46: 16065 + 357 = 16422
Step 47: 16422 + 357 = 16779
Step 48: 16779 + 357 = 17136
Step 49: 17136 + 357 = 17493
Step 50: 17493 + 357 = 17850
Step 51: 17850 + 357 = 18207
Step 52: 18207 + 357 = 18564
Step 53: 18564 + 357 = 18921
Step 54: 18921 + 357 = 19278
Step 55: 19278 + 357 = 19635
Step 56: 19635 + 357 = 19992
Step 57: 19992 + 357 = 20349
Step 58: 20349 + 357 = 20706
Step 59: 20706 + 357 = 21063
Step 60: 21063 + 357 = 21420
Step 61: 21420 + 357 = 21777
Step 62: 21777 + 357 = 22134
Step 63: 22134 + 357 = 22491
Step 64: 22491 + 357 = 22848
Step 65: 22848 + 357 = 23205
Step 66: 23205 + 357 = 23562
Step 67: 23562 + 357 = 23919
Step 68: 23919 + 357 = 24276
Step 69: 24276 + 357 = 24633
Step 70: 24633 + 357 = 24990
Step 71: 24990 + 357 = 25347
Step 72: 25347 + 357 = 25704
Step 73: 25704 + 357 = 26061
Step 74: 26061 + 357 = 26418
Step 75: 26418 + 357 = 26775
Step 76: 26775 + 357 = 27132
Step 77: 27132 + 357 = 27489
Step 78: 27489 + 357 = 27846
Step 79: 27846 + 357 = 28203
Step 80: 28203 + 357 = 28560
Step 81: 28560 + 357 = 28917
Step 82: 28917 + 357 = 29274
Step 83: 29274 + 357 = 29631
Step 84: 29631 + 357 = 29988
Step 85: 29988 + 357 = 30345
Step 86: 30345 + 357 = 30702
Step 87: 30702 + 357 = 31059
Step 88: 31059 + 357 = 31416
Step 89: 31416 + 357 = 31773
Step 90: 31773 + 357 = 32130
Step 91: 32130 + 357 = 32487
Step 92: 32487 + 357 = 32844
Step 93: 32844 + 357 = 33201
Step 94: 33201 + 357 = 33558
Step 95: 33558 + 357 = 33915
Step 96: 33915 + 357 = 34272
Step 97: 34272 + 357 = 34629
Step 98: 34629 + 357 = 34986
Step 99: 34986 + 357 = 35343
Step 100: 35343 + 357 = 35700
Step 101: 35700 + 357 = 36057
Step 102: 36057 + 357 = 36414
Step 103: 36414 + 357 = 36771
Step 104: 36771 + 357 = 37128
Step 105: 37128 + 357 = 37485
Step 106: 37485 + 357 = 37842
Step 107: 37842 + 357 = 38199
Step 108: 38199 + 357 = 38556
Step 109: 38556 + 357 = 38913
Step 110: 38913 + 357 = 39270
Step 111: 39270 + 357 = 39627
Step 112: 39627 + 357 = 39984
Step 113: 39984 + 357 = 40341
Step 114: 40341 + 357 = 40698
Step 115: 40698 + 357 = 41055
Step 116: 41055 + 357 = 41412
Step 117: 41412 + 357 = 41769
Step 118: 41769 + 357 = 42126
Step 119: 42126 + 357 = 42483
Step 120: 42483 + 357 = 42840
Step 121: 42840 + 357 = 43197
Step 122: 43197 + 357 = 43554
Step 123: 43554 + 357 = 43911
Step 124: 43911 + 357 = 44268
Step 125: 44268 + 357 = 44625
Step 126: 44625 + 357 = 44982
Step 127: 44982 + 357 = 45339
Step 128: 45339 + 357 = 45696
Step 129: 45696 + 357 = 46053
Step 130: 46053 + 357 = 46410
Step 131: 46410 + 357 = 46767
Step 132: 46767 + 357 = 47124
Step 133: 47124 + 357 = 47481
Step 134: 47481 + 357 = 47838
Step 135: 47838 + 357 = 48195
Step 136: 48195 + 357 = 48552
Step 137: 48552 + 357 = 48909
Step 138: 48909 + 357 = 49266
Step 139: 49266 + 357 = 49623
Step 140: 49623 + 357 = 49980
Step 141: 49980 + 357 = 50337
Step 142: 50337 + 357 = 50694
Step 143: 50694 + 357 = 51051
Step 144: 51051 + 357 = 51408
Step 145: 51408 + 357 = 51765
Step 146: 51765 + 357 = 52122
Step 147: 52122 + 357 = 52479
Step 148: 52479 + 357 = 52836
Step 149: 52836 + 357 = 53193
Step 150: 53193 + 357 = 53550
Step 151: 53550 + 357 = 53907
Step 152: 53907 + 357 = 54264
Step 153: 54264 + 357 = 54621
Step 154: 54621 + 357 = 54978
Step 155: 54978 + 357 = 55335
Step 156: 55335 + 357 = 55692
Step 157: 55692 + 357 = 56049
Step 158: 56049 + 357 = 56406
Step 159: 56406 + 357 = 56763
Step 160: 56763 + 357 = 57120
Step 161: 57120 + 357 = 57477
Step 162: 57477 + 357 = 57834
Step 163: 57834 + 357 = 58191
Step 164: 58191 + 357 = 58548
Step 165: 58548 + 357 = 58905
Step 166: 58905 + 357 = 59262
Step 167: 59262 + 357 = 59619
Step 168: 59619 + 357 = 59976
Step 169: 59976 + 357 = 60333
Step 170: 60333 + 357 = 60690
Step 171: 60690 + 357 = 61047
Step 172: 61047 + 357 = 61404
Step 173: 61404 + 357 = 61761
Step 174: 61761 + 357 = 62118
Step 175: 62118 + 357 = 62475
Step 176: 62475 + 357 = 62832
Step 177: 62832 + 357 = 63189
Step 178: 63189 + 357 = 63546
Step 179: 63546 + 357 = 63903
Step 180: 63903 + 357 = 64260
Step 181: 64260 + 357 = 64617
Step 182: 64617 + 357 = 64974
Step 183: 64974 + 357 = 65331
Step 184: 65331 + 357 = 65688
Step 185: 65688 + 357 = 66045
Step 186: 66045 + 357 = 66402
Step 187: 66402 + 357 = 66759
Step 188: 66759 + 357 = 67116
Step 189: 67116 + 357 = 67473
Step 190: 67473 + 357 = 67830
Step 191: 67830 + 357 = 68187
Step 192: 68187 + 357 = 68544
Step 193: 68544 + 357 = 68901
Step 194: 68901 + 357 = 69258
Step 195: 69258 + 357 = 69615
Step 196: 69615 + 357 = 69972
Step 197: 69972 + 357 = 70329
Step 198: 70329 + 357 = 70686
Step 199: 70686 + 357 = 71043
Step 200: 71043 + 357 = 71400
Step 201: 71400 + 357 = 71757
Step 202: 71757 + 357 = 72114
Step 203: 72114 + 357 = 72471
Step 204: 72471 + 357 = 72828
Step 205: 72828 + 357 = 73185
Step 206: 73185 + 357 = 73542
Step 207: 73542 + 357 = 73899
Step 208: 73899 + 357 = 74256
Step 209: 74256 + 357 = 74613
Step 210: 74613 + 357 = 74970
Step 211: 74970 + 357 = 75327
Step 212: 75327 + 357 = 75684
Step 213: 75684 + 357 = 76041
Step 214: 76041 + 357 = 76398
Step 215: 76398 + 357 = 76755
Step 216: 76755 + 357 = 77112
Step 217: 77112 + 357 = 77469
Step 218: 77469 + 357 = 77826
Step 219: 77826 + 357 = 78183
Step 220: 78183 + 357 = 78540
Step 221: 78540 + 357 = 78897
Step 222: 78897 + 357 = 79254
Step 223: 79254 + 357 = 79611
Step 224: 79611 + 357 = 79968
Step 225: 79968 + 357 = 80325
Step 226: 80325 + 357 = 80682
Step 227: 80682 + 357 = 81039
Step 228: 81039 + 357 = 81396
Step 229: 81396 + 357 = 81753
Step 230: 81753 + 357 = 82110
Step 231: 82110 + 357 = 82467
Step 232: 82467 + 357 = 82824
Step 233: 82824 + 357 = 83181
Step 234: 83181 + 357 = 83538
Step 235: 83538 + 357 = 83895
Step 236: 83895 + 357 = 84252
Step 237: 84252 + 357 = 84609
Step 238: 84609 + 357 = 84966
Step 239: 84966 + 357 = 85323
Step 240: 85323 + 357 = 85680
Step 241: 85680 + 357 = 86037
Step 242: 86037 + 357 = 86394
Step 243: 86394 + 357 = 86751
Step 244: 86751 + 357 = 87108
Step 245: 87108 + 357 = 87465
Step 246: 87465 + 357 = 87822
Step 247: 87822 + 357 = 88179
Step 248: 88179 + 357 = 88536
Step 249: 88536 + 357 = 88893
Step 250: 88893 + 357 = 89250
Step 251: 89250 + 357 = 89607
Step 252: 89607 + 357 = 89964
Step 253: 89964 + 357 = 90321
Step 254: 90321 + 357 = 90678
Step 255: 90678 + 357 = 91035
Step 256: 91035 + 357 = 91392
Step 257: 91392 + 357 = 91749
Step 258: 91749 + 357 = 92106
Step 259: 92106 + 357 = 92463
Step 260: 92463 + 357 = 92820
Step 261: 92820 + 357 = 93177
Step 262: 93177 + 357 = 93534
Step 263: 93534 + 357 = 93891
Step 264: 93891 + 357 = 94248
Step 265: 94248 + 357 = 94605
Step 266: 94605 + 357 = 94962
Step 267: 94962 + 357 = 95319
Step 268: 95319 + 357 = 95676
Step 269: 95676 + 357 = 96033
Step 270: 96033 + 357 = 96390
Step 271: 96390 + 357 = 96747
Step 272: 96747 + 357 = 97104
Step 273: 97104 + 357 = 97461
Step 274: 97461 + 357 = 97818
Step 275: 97818 + 357 = 98175
Step 276: 98175 + 357 = 98532
Step 277: 98532 + 357 = 98889
Step 278: 98889 + 357 = 99246
Step 279: 99246 + 357 = 99603
Step 280: 99603 + 357 = 99960
Step 281: 99960 + 357 = 100317
Step 282: 100317 + 357 = 100674
Step 283: 100674 + 357 = 101031
Step 284: 101031 + 357 = 101388
Step 285: 101388 + 357 = 101745
Step 286: 101745 + 357 = 102102
Step 287: 102102 + 357 = 102459
Step 288: 102459 + 357 = 102816
Step 289: 102816 + 357 = 103173
Step 290: 103173 + 357 = 103530
Step 291: 103530 + 357 = 103887
Step 292: 103887 + 357 = 104244
Step 293: 104244 + 357 = 104601
Step 294: 104601 + 357 = 104958
Step 295: 104958 + 357 = 105315
Step 296: 105315 + 357 = 105672
Step 297: 105672 + 357 = 106029
Step 298: 106029 + 357 = 106386
Step 299: 106386 + 357 = 106743
Step 300: 106743 + 357 = 107100
Step 301: 107100 + 357 = 107457
Step 302: 107457 + 357 = 107814
Step 303: 107814 + 357 = 108171
Step 304: 108171 + 357 = 108528
Step 305: 108528 + 357 = 108885
Step 306: 108885 + 357 = 109242
Step 307: 109242 + 357 = 109599
Step 308: 109599 + 357 = 109956
Step 309: 109956 + 357 = 110313
Step 310: 110313 + 357 = 110670
Step 311: 110670 + 357 = 111027
Step 312: 111027 + 357 = 111384
Step 313: 111384 + 357 = 111741
Step 314: 111741 + 357 = 112098
Step 315: 112098 + 357 = 112455

So, 357*315 = 112455