Alright, let's solve this math problem step by step. First, we have the number 28. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 408. So, we're going to take the number 28 and add it to itself 408 times.
Step 1: 0 + 28 = 28
Step 2: 28 + 28 = 56
Step 3: 56 + 28 = 84
Step 4: 84 + 28 = 112
Step 5: 112 + 28 = 140
Step 6: 140 + 28 = 168
Step 7: 168 + 28 = 196
Step 8: 196 + 28 = 224
Step 9: 224 + 28 = 252
Step 10: 252 + 28 = 280
Step 11: 280 + 28 = 308
Step 12: 308 + 28 = 336
Step 13: 336 + 28 = 364
Step 14: 364 + 28 = 392
Step 15: 392 + 28 = 420
Step 16: 420 + 28 = 448
Step 17: 448 + 28 = 476
Step 18: 476 + 28 = 504
Step 19: 504 + 28 = 532
Step 20: 532 + 28 = 560
Step 21: 560 + 28 = 588
Step 22: 588 + 28 = 616
Step 23: 616 + 28 = 644
Step 24: 644 + 28 = 672
Step 25: 672 + 28 = 700
Step 26: 700 + 28 = 728
Step 27: 728 + 28 = 756
Step 28: 756 + 28 = 784
Step 29: 784 + 28 = 812
Step 30: 812 + 28 = 840
Step 31: 840 + 28 = 868
Step 32: 868 + 28 = 896
Step 33: 896 + 28 = 924
Step 34: 924 + 28 = 952
Step 35: 952 + 28 = 980
Step 36: 980 + 28 = 1008
Step 37: 1008 + 28 = 1036
Step 38: 1036 + 28 = 1064
Step 39: 1064 + 28 = 1092
Step 40: 1092 + 28 = 1120
Step 41: 1120 + 28 = 1148
Step 42: 1148 + 28 = 1176
Step 43: 1176 + 28 = 1204
Step 44: 1204 + 28 = 1232
Step 45: 1232 + 28 = 1260
Step 46: 1260 + 28 = 1288
Step 47: 1288 + 28 = 1316
Step 48: 1316 + 28 = 1344
Step 49: 1344 + 28 = 1372
Step 50: 1372 + 28 = 1400
Step 51: 1400 + 28 = 1428
Step 52: 1428 + 28 = 1456
Step 53: 1456 + 28 = 1484
Step 54: 1484 + 28 = 1512
Step 55: 1512 + 28 = 1540
Step 56: 1540 + 28 = 1568
Step 57: 1568 + 28 = 1596
Step 58: 1596 + 28 = 1624
Step 59: 1624 + 28 = 1652
Step 60: 1652 + 28 = 1680
Step 61: 1680 + 28 = 1708
Step 62: 1708 + 28 = 1736
Step 63: 1736 + 28 = 1764
Step 64: 1764 + 28 = 1792
Step 65: 1792 + 28 = 1820
Step 66: 1820 + 28 = 1848
Step 67: 1848 + 28 = 1876
Step 68: 1876 + 28 = 1904
Step 69: 1904 + 28 = 1932
Step 70: 1932 + 28 = 1960
Step 71: 1960 + 28 = 1988
Step 72: 1988 + 28 = 2016
Step 73: 2016 + 28 = 2044
Step 74: 2044 + 28 = 2072
Step 75: 2072 + 28 = 2100
Step 76: 2100 + 28 = 2128
Step 77: 2128 + 28 = 2156
Step 78: 2156 + 28 = 2184
Step 79: 2184 + 28 = 2212
Step 80: 2212 + 28 = 2240
Step 81: 2240 + 28 = 2268
Step 82: 2268 + 28 = 2296
Step 83: 2296 + 28 = 2324
Step 84: 2324 + 28 = 2352
Step 85: 2352 + 28 = 2380
Step 86: 2380 + 28 = 2408
Step 87: 2408 + 28 = 2436
Step 88: 2436 + 28 = 2464
Step 89: 2464 + 28 = 2492
Step 90: 2492 + 28 = 2520
Step 91: 2520 + 28 = 2548
Step 92: 2548 + 28 = 2576
Step 93: 2576 + 28 = 2604
Step 94: 2604 + 28 = 2632
Step 95: 2632 + 28 = 2660
Step 96: 2660 + 28 = 2688
Step 97: 2688 + 28 = 2716
Step 98: 2716 + 28 = 2744
Step 99: 2744 + 28 = 2772
Step 100: 2772 + 28 = 2800
Step 101: 2800 + 28 = 2828
Step 102: 2828 + 28 = 2856
Step 103: 2856 + 28 = 2884
Step 104: 2884 + 28 = 2912
Step 105: 2912 + 28 = 2940
Step 106: 2940 + 28 = 2968
Step 107: 2968 + 28 = 2996
Step 108: 2996 + 28 = 3024
Step 109: 3024 + 28 = 3052
Step 110: 3052 + 28 = 3080
Step 111: 3080 + 28 = 3108
Step 112: 3108 + 28 = 3136
Step 113: 3136 + 28 = 3164
Step 114: 3164 + 28 = 3192
Step 115: 3192 + 28 = 3220
Step 116: 3220 + 28 = 3248
Step 117: 3248 + 28 = 3276
Step 118: 3276 + 28 = 3304
Step 119: 3304 + 28 = 3332
Step 120: 3332 + 28 = 3360
Step 121: 3360 + 28 = 3388
Step 122: 3388 + 28 = 3416
Step 123: 3416 + 28 = 3444
Step 124: 3444 + 28 = 3472
Step 125: 3472 + 28 = 3500
Step 126: 3500 + 28 = 3528
Step 127: 3528 + 28 = 3556
Step 128: 3556 + 28 = 3584
Step 129: 3584 + 28 = 3612
Step 130: 3612 + 28 = 3640
Step 131: 3640 + 28 = 3668
Step 132: 3668 + 28 = 3696
Step 133: 3696 + 28 = 3724
Step 134: 3724 + 28 = 3752
Step 135: 3752 + 28 = 3780
Step 136: 3780 + 28 = 3808
Step 137: 3808 + 28 = 3836
Step 138: 3836 + 28 = 3864
Step 139: 3864 + 28 = 3892
Step 140: 3892 + 28 = 3920
Step 141: 3920 + 28 = 3948
Step 142: 3948 + 28 = 3976
Step 143: 3976 + 28 = 4004
Step 144: 4004 + 28 = 4032
Step 145: 4032 + 28 = 4060
Step 146: 4060 + 28 = 4088
Step 147: 4088 + 28 = 4116
Step 148: 4116 + 28 = 4144
Step 149: 4144 + 28 = 4172
Step 150: 4172 + 28 = 4200
Step 151: 4200 + 28 = 4228
Step 152: 4228 + 28 = 4256
Step 153: 4256 + 28 = 4284
Step 154: 4284 + 28 = 4312
Step 155: 4312 + 28 = 4340
Step 156: 4340 + 28 = 4368
Step 157: 4368 + 28 = 4396
Step 158: 4396 + 28 = 4424
Step 159: 4424 + 28 = 4452
Step 160: 4452 + 28 = 4480
Step 161: 4480 + 28 = 4508
Step 162: 4508 + 28 = 4536
Step 163: 4536 + 28 = 4564
Step 164: 4564 + 28 = 4592
Step 165: 4592 + 28 = 4620
Step 166: 4620 + 28 = 4648
Step 167: 4648 + 28 = 4676
Step 168: 4676 + 28 = 4704
Step 169: 4704 + 28 = 4732
Step 170: 4732 + 28 = 4760
Step 171: 4760 + 28 = 4788
Step 172: 4788 + 28 = 4816
Step 173: 4816 + 28 = 4844
Step 174: 4844 + 28 = 4872
Step 175: 4872 + 28 = 4900
Step 176: 4900 + 28 = 4928
Step 177: 4928 + 28 = 4956
Step 178: 4956 + 28 = 4984
Step 179: 4984 + 28 = 5012
Step 180: 5012 + 28 = 5040
Step 181: 5040 + 28 = 5068
Step 182: 5068 + 28 = 5096
Step 183: 5096 + 28 = 5124
Step 184: 5124 + 28 = 5152
Step 185: 5152 + 28 = 5180
Step 186: 5180 + 28 = 5208
Step 187: 5208 + 28 = 5236
Step 188: 5236 + 28 = 5264
Step 189: 5264 + 28 = 5292
Step 190: 5292 + 28 = 5320
Step 191: 5320 + 28 = 5348
Step 192: 5348 + 28 = 5376
Step 193: 5376 + 28 = 5404
Step 194: 5404 + 28 = 5432
Step 195: 5432 + 28 = 5460
Step 196: 5460 + 28 = 5488
Step 197: 5488 + 28 = 5516
Step 198: 5516 + 28 = 5544
Step 199: 5544 + 28 = 5572
Step 200: 5572 + 28 = 5600
Step 201: 5600 + 28 = 5628
Step 202: 5628 + 28 = 5656
Step 203: 5656 + 28 = 5684
Step 204: 5684 + 28 = 5712
Step 205: 5712 + 28 = 5740
Step 206: 5740 + 28 = 5768
Step 207: 5768 + 28 = 5796
Step 208: 5796 + 28 = 5824
Step 209: 5824 + 28 = 5852
Step 210: 5852 + 28 = 5880
Step 211: 5880 + 28 = 5908
Step 212: 5908 + 28 = 5936
Step 213: 5936 + 28 = 5964
Step 214: 5964 + 28 = 5992
Step 215: 5992 + 28 = 6020
Step 216: 6020 + 28 = 6048
Step 217: 6048 + 28 = 6076
Step 218: 6076 + 28 = 6104
Step 219: 6104 + 28 = 6132
Step 220: 6132 + 28 = 6160
Step 221: 6160 + 28 = 6188
Step 222: 6188 + 28 = 6216
Step 223: 6216 + 28 = 6244
Step 224: 6244 + 28 = 6272
Step 225: 6272 + 28 = 6300
Step 226: 6300 + 28 = 6328
Step 227: 6328 + 28 = 6356
Step 228: 6356 + 28 = 6384
Step 229: 6384 + 28 = 6412
Step 230: 6412 + 28 = 6440
Step 231: 6440 + 28 = 6468
Step 232: 6468 + 28 = 6496
Step 233: 6496 + 28 = 6524
Step 234: 6524 + 28 = 6552
Step 235: 6552 + 28 = 6580
Step 236: 6580 + 28 = 6608
Step 237: 6608 + 28 = 6636
Step 238: 6636 + 28 = 6664
Step 239: 6664 + 28 = 6692
Step 240: 6692 + 28 = 6720
Step 241: 6720 + 28 = 6748
Step 242: 6748 + 28 = 6776
Step 243: 6776 + 28 = 6804
Step 244: 6804 + 28 = 6832
Step 245: 6832 + 28 = 6860
Step 246: 6860 + 28 = 6888
Step 247: 6888 + 28 = 6916
Step 248: 6916 + 28 = 6944
Step 249: 6944 + 28 = 6972
Step 250: 6972 + 28 = 7000
Step 251: 7000 + 28 = 7028
Step 252: 7028 + 28 = 7056
Step 253: 7056 + 28 = 7084
Step 254: 7084 + 28 = 7112
Step 255: 7112 + 28 = 7140
Step 256: 7140 + 28 = 7168
Step 257: 7168 + 28 = 7196
Step 258: 7196 + 28 = 7224
Step 259: 7224 + 28 = 7252
Step 260: 7252 + 28 = 7280
Step 261: 7280 + 28 = 7308
Step 262: 7308 + 28 = 7336
Step 263: 7336 + 28 = 7364
Step 264: 7364 + 28 = 7392
Step 265: 7392 + 28 = 7420
Step 266: 7420 + 28 = 7448
Step 267: 7448 + 28 = 7476
Step 268: 7476 + 28 = 7504
Step 269: 7504 + 28 = 7532
Step 270: 7532 + 28 = 7560
Step 271: 7560 + 28 = 7588
Step 272: 7588 + 28 = 7616
Step 273: 7616 + 28 = 7644
Step 274: 7644 + 28 = 7672
Step 275: 7672 + 28 = 7700
Step 276: 7700 + 28 = 7728
Step 277: 7728 + 28 = 7756
Step 278: 7756 + 28 = 7784
Step 279: 7784 + 28 = 7812
Step 280: 7812 + 28 = 7840
Step 281: 7840 + 28 = 7868
Step 282: 7868 + 28 = 7896
Step 283: 7896 + 28 = 7924
Step 284: 7924 + 28 = 7952
Step 285: 7952 + 28 = 7980
Step 286: 7980 + 28 = 8008
Step 287: 8008 + 28 = 8036
Step 288: 8036 + 28 = 8064
Step 289: 8064 + 28 = 8092
Step 290: 8092 + 28 = 8120
Step 291: 8120 + 28 = 8148
Step 292: 8148 + 28 = 8176
Step 293: 8176 + 28 = 8204
Step 294: 8204 + 28 = 8232
Step 295: 8232 + 28 = 8260
Step 296: 8260 + 28 = 8288
Step 297: 8288 + 28 = 8316
Step 298: 8316 + 28 = 8344
Step 299: 8344 + 28 = 8372
Step 300: 8372 + 28 = 8400
Step 301: 8400 + 28 = 8428
Step 302: 8428 + 28 = 8456
Step 303: 8456 + 28 = 8484
Step 304: 8484 + 28 = 8512
Step 305: 8512 + 28 = 8540
Step 306: 8540 + 28 = 8568
Step 307: 8568 + 28 = 8596
Step 308: 8596 + 28 = 8624
Step 309: 8624 + 28 = 8652
Step 310: 8652 + 28 = 8680
Step 311: 8680 + 28 = 8708
Step 312: 8708 + 28 = 8736
Step 313: 8736 + 28 = 8764
Step 314: 8764 + 28 = 8792
Step 315: 8792 + 28 = 8820
Step 316: 8820 + 28 = 8848
Step 317: 8848 + 28 = 8876
Step 318: 8876 + 28 = 8904
Step 319: 8904 + 28 = 8932
Step 320: 8932 + 28 = 8960
Step 321: 8960 + 28 = 8988
Step 322: 8988 + 28 = 9016
Step 323: 9016 + 28 = 9044
Step 324: 9044 + 28 = 9072
Step 325: 9072 + 28 = 9100
Step 326: 9100 + 28 = 9128
Step 327: 9128 + 28 = 9156
Step 328: 9156 + 28 = 9184
Step 329: 9184 + 28 = 9212
Step 330: 9212 + 28 = 9240
Step 331: 9240 + 28 = 9268
Step 332: 9268 + 28 = 9296
Step 333: 9296 + 28 = 9324
Step 334: 9324 + 28 = 9352
Step 335: 9352 + 28 = 9380
Step 336: 9380 + 28 = 9408
Step 337: 9408 + 28 = 9436
Step 338: 9436 + 28 = 9464
Step 339: 9464 + 28 = 9492
Step 340: 9492 + 28 = 9520
Step 341: 9520 + 28 = 9548
Step 342: 9548 + 28 = 9576
Step 343: 9576 + 28 = 9604
Step 344: 9604 + 28 = 9632
Step 345: 9632 + 28 = 9660
Step 346: 9660 + 28 = 9688
Step 347: 9688 + 28 = 9716
Step 348: 9716 + 28 = 9744
Step 349: 9744 + 28 = 9772
Step 350: 9772 + 28 = 9800
Step 351: 9800 + 28 = 9828
Step 352: 9828 + 28 = 9856
Step 353: 9856 + 28 = 9884
Step 354: 9884 + 28 = 9912
Step 355: 9912 + 28 = 9940
Step 356: 9940 + 28 = 9968
Step 357: 9968 + 28 = 9996
Step 358: 9996 + 28 = 10024
Step 359: 10024 + 28 = 10052
Step 360: 10052 + 28 = 10080
Step 361: 10080 + 28 = 10108
Step 362: 10108 + 28 = 10136
Step 363: 10136 + 28 = 10164
Step 364: 10164 + 28 = 10192
Step 365: 10192 + 28 = 10220
Step 366: 10220 + 28 = 10248
Step 367: 10248 + 28 = 10276
Step 368: 10276 + 28 = 10304
Step 369: 10304 + 28 = 10332
Step 370: 10332 + 28 = 10360
Step 371: 10360 + 28 = 10388
Step 372: 10388 + 28 = 10416
Step 373: 10416 + 28 = 10444
Step 374: 10444 + 28 = 10472
Step 375: 10472 + 28 = 10500
Step 376: 10500 + 28 = 10528
Step 377: 10528 + 28 = 10556
Step 378: 10556 + 28 = 10584
Step 379: 10584 + 28 = 10612
Step 380: 10612 + 28 = 10640
Step 381: 10640 + 28 = 10668
Step 382: 10668 + 28 = 10696
Step 383: 10696 + 28 = 10724
Step 384: 10724 + 28 = 10752
Step 385: 10752 + 28 = 10780
Step 386: 10780 + 28 = 10808
Step 387: 10808 + 28 = 10836
Step 388: 10836 + 28 = 10864
Step 389: 10864 + 28 = 10892
Step 390: 10892 + 28 = 10920
Step 391: 10920 + 28 = 10948
Step 392: 10948 + 28 = 10976
Step 393: 10976 + 28 = 11004
Step 394: 11004 + 28 = 11032
Step 395: 11032 + 28 = 11060
Step 396: 11060 + 28 = 11088
Step 397: 11088 + 28 = 11116
Step 398: 11116 + 28 = 11144
Step 399: 11144 + 28 = 11172
Step 400: 11172 + 28 = 11200
Step 401: 11200 + 28 = 11228
Step 402: 11228 + 28 = 11256
Step 403: 11256 + 28 = 11284
Step 404: 11284 + 28 = 11312
Step 405: 11312 + 28 = 11340
Step 406: 11340 + 28 = 11368
Step 407: 11368 + 28 = 11396
Step 408: 11396 + 28 = 11424

So, 28*408 = 11424