Let's roll up our sleeves and solve this. We have 38 and we're going to multiply it by 315, essentially adding 38 to itself 315 times.
Step 1: 0 + 38 = 38
Step 2: 38 + 38 = 76
Step 3: 76 + 38 = 114
Step 4: 114 + 38 = 152
Step 5: 152 + 38 = 190
Step 6: 190 + 38 = 228
Step 7: 228 + 38 = 266
Step 8: 266 + 38 = 304
Step 9: 304 + 38 = 342
Step 10: 342 + 38 = 380
Step 11: 380 + 38 = 418
Step 12: 418 + 38 = 456
Step 13: 456 + 38 = 494
Step 14: 494 + 38 = 532
Step 15: 532 + 38 = 570
Step 16: 570 + 38 = 608
Step 17: 608 + 38 = 646
Step 18: 646 + 38 = 684
Step 19: 684 + 38 = 722
Step 20: 722 + 38 = 760
Step 21: 760 + 38 = 798
Step 22: 798 + 38 = 836
Step 23: 836 + 38 = 874
Step 24: 874 + 38 = 912
Step 25: 912 + 38 = 950
Step 26: 950 + 38 = 988
Step 27: 988 + 38 = 1026
Step 28: 1026 + 38 = 1064
Step 29: 1064 + 38 = 1102
Step 30: 1102 + 38 = 1140
Step 31: 1140 + 38 = 1178
Step 32: 1178 + 38 = 1216
Step 33: 1216 + 38 = 1254
Step 34: 1254 + 38 = 1292
Step 35: 1292 + 38 = 1330
Step 36: 1330 + 38 = 1368
Step 37: 1368 + 38 = 1406
Step 38: 1406 + 38 = 1444
Step 39: 1444 + 38 = 1482
Step 40: 1482 + 38 = 1520
Step 41: 1520 + 38 = 1558
Step 42: 1558 + 38 = 1596
Step 43: 1596 + 38 = 1634
Step 44: 1634 + 38 = 1672
Step 45: 1672 + 38 = 1710
Step 46: 1710 + 38 = 1748
Step 47: 1748 + 38 = 1786
Step 48: 1786 + 38 = 1824
Step 49: 1824 + 38 = 1862
Step 50: 1862 + 38 = 1900
Step 51: 1900 + 38 = 1938
Step 52: 1938 + 38 = 1976
Step 53: 1976 + 38 = 2014
Step 54: 2014 + 38 = 2052
Step 55: 2052 + 38 = 2090
Step 56: 2090 + 38 = 2128
Step 57: 2128 + 38 = 2166
Step 58: 2166 + 38 = 2204
Step 59: 2204 + 38 = 2242
Step 60: 2242 + 38 = 2280
Step 61: 2280 + 38 = 2318
Step 62: 2318 + 38 = 2356
Step 63: 2356 + 38 = 2394
Step 64: 2394 + 38 = 2432
Step 65: 2432 + 38 = 2470
Step 66: 2470 + 38 = 2508
Step 67: 2508 + 38 = 2546
Step 68: 2546 + 38 = 2584
Step 69: 2584 + 38 = 2622
Step 70: 2622 + 38 = 2660
Step 71: 2660 + 38 = 2698
Step 72: 2698 + 38 = 2736
Step 73: 2736 + 38 = 2774
Step 74: 2774 + 38 = 2812
Step 75: 2812 + 38 = 2850
Step 76: 2850 + 38 = 2888
Step 77: 2888 + 38 = 2926
Step 78: 2926 + 38 = 2964
Step 79: 2964 + 38 = 3002
Step 80: 3002 + 38 = 3040
Step 81: 3040 + 38 = 3078
Step 82: 3078 + 38 = 3116
Step 83: 3116 + 38 = 3154
Step 84: 3154 + 38 = 3192
Step 85: 3192 + 38 = 3230
Step 86: 3230 + 38 = 3268
Step 87: 3268 + 38 = 3306
Step 88: 3306 + 38 = 3344
Step 89: 3344 + 38 = 3382
Step 90: 3382 + 38 = 3420
Step 91: 3420 + 38 = 3458
Step 92: 3458 + 38 = 3496
Step 93: 3496 + 38 = 3534
Step 94: 3534 + 38 = 3572
Step 95: 3572 + 38 = 3610
Step 96: 3610 + 38 = 3648
Step 97: 3648 + 38 = 3686
Step 98: 3686 + 38 = 3724
Step 99: 3724 + 38 = 3762
Step 100: 3762 + 38 = 3800
Step 101: 3800 + 38 = 3838
Step 102: 3838 + 38 = 3876
Step 103: 3876 + 38 = 3914
Step 104: 3914 + 38 = 3952
Step 105: 3952 + 38 = 3990
Step 106: 3990 + 38 = 4028
Step 107: 4028 + 38 = 4066
Step 108: 4066 + 38 = 4104
Step 109: 4104 + 38 = 4142
Step 110: 4142 + 38 = 4180
Step 111: 4180 + 38 = 4218
Step 112: 4218 + 38 = 4256
Step 113: 4256 + 38 = 4294
Step 114: 4294 + 38 = 4332
Step 115: 4332 + 38 = 4370
Step 116: 4370 + 38 = 4408
Step 117: 4408 + 38 = 4446
Step 118: 4446 + 38 = 4484
Step 119: 4484 + 38 = 4522
Step 120: 4522 + 38 = 4560
Step 121: 4560 + 38 = 4598
Step 122: 4598 + 38 = 4636
Step 123: 4636 + 38 = 4674
Step 124: 4674 + 38 = 4712
Step 125: 4712 + 38 = 4750
Step 126: 4750 + 38 = 4788
Step 127: 4788 + 38 = 4826
Step 128: 4826 + 38 = 4864
Step 129: 4864 + 38 = 4902
Step 130: 4902 + 38 = 4940
Step 131: 4940 + 38 = 4978
Step 132: 4978 + 38 = 5016
Step 133: 5016 + 38 = 5054
Step 134: 5054 + 38 = 5092
Step 135: 5092 + 38 = 5130
Step 136: 5130 + 38 = 5168
Step 137: 5168 + 38 = 5206
Step 138: 5206 + 38 = 5244
Step 139: 5244 + 38 = 5282
Step 140: 5282 + 38 = 5320
Step 141: 5320 + 38 = 5358
Step 142: 5358 + 38 = 5396
Step 143: 5396 + 38 = 5434
Step 144: 5434 + 38 = 5472
Step 145: 5472 + 38 = 5510
Step 146: 5510 + 38 = 5548
Step 147: 5548 + 38 = 5586
Step 148: 5586 + 38 = 5624
Step 149: 5624 + 38 = 5662
Step 150: 5662 + 38 = 5700
Step 151: 5700 + 38 = 5738
Step 152: 5738 + 38 = 5776
Step 153: 5776 + 38 = 5814
Step 154: 5814 + 38 = 5852
Step 155: 5852 + 38 = 5890
Step 156: 5890 + 38 = 5928
Step 157: 5928 + 38 = 5966
Step 158: 5966 + 38 = 6004
Step 159: 6004 + 38 = 6042
Step 160: 6042 + 38 = 6080
Step 161: 6080 + 38 = 6118
Step 162: 6118 + 38 = 6156
Step 163: 6156 + 38 = 6194
Step 164: 6194 + 38 = 6232
Step 165: 6232 + 38 = 6270
Step 166: 6270 + 38 = 6308
Step 167: 6308 + 38 = 6346
Step 168: 6346 + 38 = 6384
Step 169: 6384 + 38 = 6422
Step 170: 6422 + 38 = 6460
Step 171: 6460 + 38 = 6498
Step 172: 6498 + 38 = 6536
Step 173: 6536 + 38 = 6574
Step 174: 6574 + 38 = 6612
Step 175: 6612 + 38 = 6650
Step 176: 6650 + 38 = 6688
Step 177: 6688 + 38 = 6726
Step 178: 6726 + 38 = 6764
Step 179: 6764 + 38 = 6802
Step 180: 6802 + 38 = 6840
Step 181: 6840 + 38 = 6878
Step 182: 6878 + 38 = 6916
Step 183: 6916 + 38 = 6954
Step 184: 6954 + 38 = 6992
Step 185: 6992 + 38 = 7030
Step 186: 7030 + 38 = 7068
Step 187: 7068 + 38 = 7106
Step 188: 7106 + 38 = 7144
Step 189: 7144 + 38 = 7182
Step 190: 7182 + 38 = 7220
Step 191: 7220 + 38 = 7258
Step 192: 7258 + 38 = 7296
Step 193: 7296 + 38 = 7334
Step 194: 7334 + 38 = 7372
Step 195: 7372 + 38 = 7410
Step 196: 7410 + 38 = 7448
Step 197: 7448 + 38 = 7486
Step 198: 7486 + 38 = 7524
Step 199: 7524 + 38 = 7562
Step 200: 7562 + 38 = 7600
Step 201: 7600 + 38 = 7638
Step 202: 7638 + 38 = 7676
Step 203: 7676 + 38 = 7714
Step 204: 7714 + 38 = 7752
Step 205: 7752 + 38 = 7790
Step 206: 7790 + 38 = 7828
Step 207: 7828 + 38 = 7866
Step 208: 7866 + 38 = 7904
Step 209: 7904 + 38 = 7942
Step 210: 7942 + 38 = 7980
Step 211: 7980 + 38 = 8018
Step 212: 8018 + 38 = 8056
Step 213: 8056 + 38 = 8094
Step 214: 8094 + 38 = 8132
Step 215: 8132 + 38 = 8170
Step 216: 8170 + 38 = 8208
Step 217: 8208 + 38 = 8246
Step 218: 8246 + 38 = 8284
Step 219: 8284 + 38 = 8322
Step 220: 8322 + 38 = 8360
Step 221: 8360 + 38 = 8398
Step 222: 8398 + 38 = 8436
Step 223: 8436 + 38 = 8474
Step 224: 8474 + 38 = 8512
Step 225: 8512 + 38 = 8550
Step 226: 8550 + 38 = 8588
Step 227: 8588 + 38 = 8626
Step 228: 8626 + 38 = 8664
Step 229: 8664 + 38 = 8702
Step 230: 8702 + 38 = 8740
Step 231: 8740 + 38 = 8778
Step 232: 8778 + 38 = 8816
Step 233: 8816 + 38 = 8854
Step 234: 8854 + 38 = 8892
Step 235: 8892 + 38 = 8930
Step 236: 8930 + 38 = 8968
Step 237: 8968 + 38 = 9006
Step 238: 9006 + 38 = 9044
Step 239: 9044 + 38 = 9082
Step 240: 9082 + 38 = 9120
Step 241: 9120 + 38 = 9158
Step 242: 9158 + 38 = 9196
Step 243: 9196 + 38 = 9234
Step 244: 9234 + 38 = 9272
Step 245: 9272 + 38 = 9310
Step 246: 9310 + 38 = 9348
Step 247: 9348 + 38 = 9386
Step 248: 9386 + 38 = 9424
Step 249: 9424 + 38 = 9462
Step 250: 9462 + 38 = 9500
Step 251: 9500 + 38 = 9538
Step 252: 9538 + 38 = 9576
Step 253: 9576 + 38 = 9614
Step 254: 9614 + 38 = 9652
Step 255: 9652 + 38 = 9690
Step 256: 9690 + 38 = 9728
Step 257: 9728 + 38 = 9766
Step 258: 9766 + 38 = 9804
Step 259: 9804 + 38 = 9842
Step 260: 9842 + 38 = 9880
Step 261: 9880 + 38 = 9918
Step 262: 9918 + 38 = 9956
Step 263: 9956 + 38 = 9994
Step 264: 9994 + 38 = 10032
Step 265: 10032 + 38 = 10070
Step 266: 10070 + 38 = 10108
Step 267: 10108 + 38 = 10146
Step 268: 10146 + 38 = 10184
Step 269: 10184 + 38 = 10222
Step 270: 10222 + 38 = 10260
Step 271: 10260 + 38 = 10298
Step 272: 10298 + 38 = 10336
Step 273: 10336 + 38 = 10374
Step 274: 10374 + 38 = 10412
Step 275: 10412 + 38 = 10450
Step 276: 10450 + 38 = 10488
Step 277: 10488 + 38 = 10526
Step 278: 10526 + 38 = 10564
Step 279: 10564 + 38 = 10602
Step 280: 10602 + 38 = 10640
Step 281: 10640 + 38 = 10678
Step 282: 10678 + 38 = 10716
Step 283: 10716 + 38 = 10754
Step 284: 10754 + 38 = 10792
Step 285: 10792 + 38 = 10830
Step 286: 10830 + 38 = 10868
Step 287: 10868 + 38 = 10906
Step 288: 10906 + 38 = 10944
Step 289: 10944 + 38 = 10982
Step 290: 10982 + 38 = 11020
Step 291: 11020 + 38 = 11058
Step 292: 11058 + 38 = 11096
Step 293: 11096 + 38 = 11134
Step 294: 11134 + 38 = 11172
Step 295: 11172 + 38 = 11210
Step 296: 11210 + 38 = 11248
Step 297: 11248 + 38 = 11286
Step 298: 11286 + 38 = 11324
Step 299: 11324 + 38 = 11362
Step 300: 11362 + 38 = 11400
Step 301: 11400 + 38 = 11438
Step 302: 11438 + 38 = 11476
Step 303: 11476 + 38 = 11514
Step 304: 11514 + 38 = 11552
Step 305: 11552 + 38 = 11590
Step 306: 11590 + 38 = 11628
Step 307: 11628 + 38 = 11666
Step 308: 11666 + 38 = 11704
Step 309: 11704 + 38 = 11742
Step 310: 11742 + 38 = 11780
Step 311: 11780 + 38 = 11818
Step 312: 11818 + 38 = 11856
Step 313: 11856 + 38 = 11894
Step 314: 11894 + 38 = 11932
Step 315: 11932 + 38 = 11970

So, 38*315 = 11970