Alright, let's solve this math problem step by step. First, we have the number 438. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 264. So, we're going to take the number 438 and add it to itself 264 times.
Step 1: 0 + 438 = 438
Step 2: 438 + 438 = 876
Step 3: 876 + 438 = 1314
Step 4: 1314 + 438 = 1752
Step 5: 1752 + 438 = 2190
Step 6: 2190 + 438 = 2628
Step 7: 2628 + 438 = 3066
Step 8: 3066 + 438 = 3504
Step 9: 3504 + 438 = 3942
Step 10: 3942 + 438 = 4380
Step 11: 4380 + 438 = 4818
Step 12: 4818 + 438 = 5256
Step 13: 5256 + 438 = 5694
Step 14: 5694 + 438 = 6132
Step 15: 6132 + 438 = 6570
Step 16: 6570 + 438 = 7008
Step 17: 7008 + 438 = 7446
Step 18: 7446 + 438 = 7884
Step 19: 7884 + 438 = 8322
Step 20: 8322 + 438 = 8760
Step 21: 8760 + 438 = 9198
Step 22: 9198 + 438 = 9636
Step 23: 9636 + 438 = 10074
Step 24: 10074 + 438 = 10512
Step 25: 10512 + 438 = 10950
Step 26: 10950 + 438 = 11388
Step 27: 11388 + 438 = 11826
Step 28: 11826 + 438 = 12264
Step 29: 12264 + 438 = 12702
Step 30: 12702 + 438 = 13140
Step 31: 13140 + 438 = 13578
Step 32: 13578 + 438 = 14016
Step 33: 14016 + 438 = 14454
Step 34: 14454 + 438 = 14892
Step 35: 14892 + 438 = 15330
Step 36: 15330 + 438 = 15768
Step 37: 15768 + 438 = 16206
Step 38: 16206 + 438 = 16644
Step 39: 16644 + 438 = 17082
Step 40: 17082 + 438 = 17520
Step 41: 17520 + 438 = 17958
Step 42: 17958 + 438 = 18396
Step 43: 18396 + 438 = 18834
Step 44: 18834 + 438 = 19272
Step 45: 19272 + 438 = 19710
Step 46: 19710 + 438 = 20148
Step 47: 20148 + 438 = 20586
Step 48: 20586 + 438 = 21024
Step 49: 21024 + 438 = 21462
Step 50: 21462 + 438 = 21900
Step 51: 21900 + 438 = 22338
Step 52: 22338 + 438 = 22776
Step 53: 22776 + 438 = 23214
Step 54: 23214 + 438 = 23652
Step 55: 23652 + 438 = 24090
Step 56: 24090 + 438 = 24528
Step 57: 24528 + 438 = 24966
Step 58: 24966 + 438 = 25404
Step 59: 25404 + 438 = 25842
Step 60: 25842 + 438 = 26280
Step 61: 26280 + 438 = 26718
Step 62: 26718 + 438 = 27156
Step 63: 27156 + 438 = 27594
Step 64: 27594 + 438 = 28032
Step 65: 28032 + 438 = 28470
Step 66: 28470 + 438 = 28908
Step 67: 28908 + 438 = 29346
Step 68: 29346 + 438 = 29784
Step 69: 29784 + 438 = 30222
Step 70: 30222 + 438 = 30660
Step 71: 30660 + 438 = 31098
Step 72: 31098 + 438 = 31536
Step 73: 31536 + 438 = 31974
Step 74: 31974 + 438 = 32412
Step 75: 32412 + 438 = 32850
Step 76: 32850 + 438 = 33288
Step 77: 33288 + 438 = 33726
Step 78: 33726 + 438 = 34164
Step 79: 34164 + 438 = 34602
Step 80: 34602 + 438 = 35040
Step 81: 35040 + 438 = 35478
Step 82: 35478 + 438 = 35916
Step 83: 35916 + 438 = 36354
Step 84: 36354 + 438 = 36792
Step 85: 36792 + 438 = 37230
Step 86: 37230 + 438 = 37668
Step 87: 37668 + 438 = 38106
Step 88: 38106 + 438 = 38544
Step 89: 38544 + 438 = 38982
Step 90: 38982 + 438 = 39420
Step 91: 39420 + 438 = 39858
Step 92: 39858 + 438 = 40296
Step 93: 40296 + 438 = 40734
Step 94: 40734 + 438 = 41172
Step 95: 41172 + 438 = 41610
Step 96: 41610 + 438 = 42048
Step 97: 42048 + 438 = 42486
Step 98: 42486 + 438 = 42924
Step 99: 42924 + 438 = 43362
Step 100: 43362 + 438 = 43800
Step 101: 43800 + 438 = 44238
Step 102: 44238 + 438 = 44676
Step 103: 44676 + 438 = 45114
Step 104: 45114 + 438 = 45552
Step 105: 45552 + 438 = 45990
Step 106: 45990 + 438 = 46428
Step 107: 46428 + 438 = 46866
Step 108: 46866 + 438 = 47304
Step 109: 47304 + 438 = 47742
Step 110: 47742 + 438 = 48180
Step 111: 48180 + 438 = 48618
Step 112: 48618 + 438 = 49056
Step 113: 49056 + 438 = 49494
Step 114: 49494 + 438 = 49932
Step 115: 49932 + 438 = 50370
Step 116: 50370 + 438 = 50808
Step 117: 50808 + 438 = 51246
Step 118: 51246 + 438 = 51684
Step 119: 51684 + 438 = 52122
Step 120: 52122 + 438 = 52560
Step 121: 52560 + 438 = 52998
Step 122: 52998 + 438 = 53436
Step 123: 53436 + 438 = 53874
Step 124: 53874 + 438 = 54312
Step 125: 54312 + 438 = 54750
Step 126: 54750 + 438 = 55188
Step 127: 55188 + 438 = 55626
Step 128: 55626 + 438 = 56064
Step 129: 56064 + 438 = 56502
Step 130: 56502 + 438 = 56940
Step 131: 56940 + 438 = 57378
Step 132: 57378 + 438 = 57816
Step 133: 57816 + 438 = 58254
Step 134: 58254 + 438 = 58692
Step 135: 58692 + 438 = 59130
Step 136: 59130 + 438 = 59568
Step 137: 59568 + 438 = 60006
Step 138: 60006 + 438 = 60444
Step 139: 60444 + 438 = 60882
Step 140: 60882 + 438 = 61320
Step 141: 61320 + 438 = 61758
Step 142: 61758 + 438 = 62196
Step 143: 62196 + 438 = 62634
Step 144: 62634 + 438 = 63072
Step 145: 63072 + 438 = 63510
Step 146: 63510 + 438 = 63948
Step 147: 63948 + 438 = 64386
Step 148: 64386 + 438 = 64824
Step 149: 64824 + 438 = 65262
Step 150: 65262 + 438 = 65700
Step 151: 65700 + 438 = 66138
Step 152: 66138 + 438 = 66576
Step 153: 66576 + 438 = 67014
Step 154: 67014 + 438 = 67452
Step 155: 67452 + 438 = 67890
Step 156: 67890 + 438 = 68328
Step 157: 68328 + 438 = 68766
Step 158: 68766 + 438 = 69204
Step 159: 69204 + 438 = 69642
Step 160: 69642 + 438 = 70080
Step 161: 70080 + 438 = 70518
Step 162: 70518 + 438 = 70956
Step 163: 70956 + 438 = 71394
Step 164: 71394 + 438 = 71832
Step 165: 71832 + 438 = 72270
Step 166: 72270 + 438 = 72708
Step 167: 72708 + 438 = 73146
Step 168: 73146 + 438 = 73584
Step 169: 73584 + 438 = 74022
Step 170: 74022 + 438 = 74460
Step 171: 74460 + 438 = 74898
Step 172: 74898 + 438 = 75336
Step 173: 75336 + 438 = 75774
Step 174: 75774 + 438 = 76212
Step 175: 76212 + 438 = 76650
Step 176: 76650 + 438 = 77088
Step 177: 77088 + 438 = 77526
Step 178: 77526 + 438 = 77964
Step 179: 77964 + 438 = 78402
Step 180: 78402 + 438 = 78840
Step 181: 78840 + 438 = 79278
Step 182: 79278 + 438 = 79716
Step 183: 79716 + 438 = 80154
Step 184: 80154 + 438 = 80592
Step 185: 80592 + 438 = 81030
Step 186: 81030 + 438 = 81468
Step 187: 81468 + 438 = 81906
Step 188: 81906 + 438 = 82344
Step 189: 82344 + 438 = 82782
Step 190: 82782 + 438 = 83220
Step 191: 83220 + 438 = 83658
Step 192: 83658 + 438 = 84096
Step 193: 84096 + 438 = 84534
Step 194: 84534 + 438 = 84972
Step 195: 84972 + 438 = 85410
Step 196: 85410 + 438 = 85848
Step 197: 85848 + 438 = 86286
Step 198: 86286 + 438 = 86724
Step 199: 86724 + 438 = 87162
Step 200: 87162 + 438 = 87600
Step 201: 87600 + 438 = 88038
Step 202: 88038 + 438 = 88476
Step 203: 88476 + 438 = 88914
Step 204: 88914 + 438 = 89352
Step 205: 89352 + 438 = 89790
Step 206: 89790 + 438 = 90228
Step 207: 90228 + 438 = 90666
Step 208: 90666 + 438 = 91104
Step 209: 91104 + 438 = 91542
Step 210: 91542 + 438 = 91980
Step 211: 91980 + 438 = 92418
Step 212: 92418 + 438 = 92856
Step 213: 92856 + 438 = 93294
Step 214: 93294 + 438 = 93732
Step 215: 93732 + 438 = 94170
Step 216: 94170 + 438 = 94608
Step 217: 94608 + 438 = 95046
Step 218: 95046 + 438 = 95484
Step 219: 95484 + 438 = 95922
Step 220: 95922 + 438 = 96360
Step 221: 96360 + 438 = 96798
Step 222: 96798 + 438 = 97236
Step 223: 97236 + 438 = 97674
Step 224: 97674 + 438 = 98112
Step 225: 98112 + 438 = 98550
Step 226: 98550 + 438 = 98988
Step 227: 98988 + 438 = 99426
Step 228: 99426 + 438 = 99864
Step 229: 99864 + 438 = 100302
Step 230: 100302 + 438 = 100740
Step 231: 100740 + 438 = 101178
Step 232: 101178 + 438 = 101616
Step 233: 101616 + 438 = 102054
Step 234: 102054 + 438 = 102492
Step 235: 102492 + 438 = 102930
Step 236: 102930 + 438 = 103368
Step 237: 103368 + 438 = 103806
Step 238: 103806 + 438 = 104244
Step 239: 104244 + 438 = 104682
Step 240: 104682 + 438 = 105120
Step 241: 105120 + 438 = 105558
Step 242: 105558 + 438 = 105996
Step 243: 105996 + 438 = 106434
Step 244: 106434 + 438 = 106872
Step 245: 106872 + 438 = 107310
Step 246: 107310 + 438 = 107748
Step 247: 107748 + 438 = 108186
Step 248: 108186 + 438 = 108624
Step 249: 108624 + 438 = 109062
Step 250: 109062 + 438 = 109500
Step 251: 109500 + 438 = 109938
Step 252: 109938 + 438 = 110376
Step 253: 110376 + 438 = 110814
Step 254: 110814 + 438 = 111252
Step 255: 111252 + 438 = 111690
Step 256: 111690 + 438 = 112128
Step 257: 112128 + 438 = 112566
Step 258: 112566 + 438 = 113004
Step 259: 113004 + 438 = 113442
Step 260: 113442 + 438 = 113880
Step 261: 113880 + 438 = 114318
Step 262: 114318 + 438 = 114756
Step 263: 114756 + 438 = 115194
Step 264: 115194 + 438 = 115632

So, 438*264 = 115632