Alright, let's solve this math problem step by step. First, we have the number 77. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 375. So, we're going to take the number 77 and add it to itself 375 times.
Step 1: 0 + 77 = 77
Step 2: 77 + 77 = 154
Step 3: 154 + 77 = 231
Step 4: 231 + 77 = 308
Step 5: 308 + 77 = 385
Step 6: 385 + 77 = 462
Step 7: 462 + 77 = 539
Step 8: 539 + 77 = 616
Step 9: 616 + 77 = 693
Step 10: 693 + 77 = 770
Step 11: 770 + 77 = 847
Step 12: 847 + 77 = 924
Step 13: 924 + 77 = 1001
Step 14: 1001 + 77 = 1078
Step 15: 1078 + 77 = 1155
Step 16: 1155 + 77 = 1232
Step 17: 1232 + 77 = 1309
Step 18: 1309 + 77 = 1386
Step 19: 1386 + 77 = 1463
Step 20: 1463 + 77 = 1540
Step 21: 1540 + 77 = 1617
Step 22: 1617 + 77 = 1694
Step 23: 1694 + 77 = 1771
Step 24: 1771 + 77 = 1848
Step 25: 1848 + 77 = 1925
Step 26: 1925 + 77 = 2002
Step 27: 2002 + 77 = 2079
Step 28: 2079 + 77 = 2156
Step 29: 2156 + 77 = 2233
Step 30: 2233 + 77 = 2310
Step 31: 2310 + 77 = 2387
Step 32: 2387 + 77 = 2464
Step 33: 2464 + 77 = 2541
Step 34: 2541 + 77 = 2618
Step 35: 2618 + 77 = 2695
Step 36: 2695 + 77 = 2772
Step 37: 2772 + 77 = 2849
Step 38: 2849 + 77 = 2926
Step 39: 2926 + 77 = 3003
Step 40: 3003 + 77 = 3080
Step 41: 3080 + 77 = 3157
Step 42: 3157 + 77 = 3234
Step 43: 3234 + 77 = 3311
Step 44: 3311 + 77 = 3388
Step 45: 3388 + 77 = 3465
Step 46: 3465 + 77 = 3542
Step 47: 3542 + 77 = 3619
Step 48: 3619 + 77 = 3696
Step 49: 3696 + 77 = 3773
Step 50: 3773 + 77 = 3850
Step 51: 3850 + 77 = 3927
Step 52: 3927 + 77 = 4004
Step 53: 4004 + 77 = 4081
Step 54: 4081 + 77 = 4158
Step 55: 4158 + 77 = 4235
Step 56: 4235 + 77 = 4312
Step 57: 4312 + 77 = 4389
Step 58: 4389 + 77 = 4466
Step 59: 4466 + 77 = 4543
Step 60: 4543 + 77 = 4620
Step 61: 4620 + 77 = 4697
Step 62: 4697 + 77 = 4774
Step 63: 4774 + 77 = 4851
Step 64: 4851 + 77 = 4928
Step 65: 4928 + 77 = 5005
Step 66: 5005 + 77 = 5082
Step 67: 5082 + 77 = 5159
Step 68: 5159 + 77 = 5236
Step 69: 5236 + 77 = 5313
Step 70: 5313 + 77 = 5390
Step 71: 5390 + 77 = 5467
Step 72: 5467 + 77 = 5544
Step 73: 5544 + 77 = 5621
Step 74: 5621 + 77 = 5698
Step 75: 5698 + 77 = 5775
Step 76: 5775 + 77 = 5852
Step 77: 5852 + 77 = 5929
Step 78: 5929 + 77 = 6006
Step 79: 6006 + 77 = 6083
Step 80: 6083 + 77 = 6160
Step 81: 6160 + 77 = 6237
Step 82: 6237 + 77 = 6314
Step 83: 6314 + 77 = 6391
Step 84: 6391 + 77 = 6468
Step 85: 6468 + 77 = 6545
Step 86: 6545 + 77 = 6622
Step 87: 6622 + 77 = 6699
Step 88: 6699 + 77 = 6776
Step 89: 6776 + 77 = 6853
Step 90: 6853 + 77 = 6930
Step 91: 6930 + 77 = 7007
Step 92: 7007 + 77 = 7084
Step 93: 7084 + 77 = 7161
Step 94: 7161 + 77 = 7238
Step 95: 7238 + 77 = 7315
Step 96: 7315 + 77 = 7392
Step 97: 7392 + 77 = 7469
Step 98: 7469 + 77 = 7546
Step 99: 7546 + 77 = 7623
Step 100: 7623 + 77 = 7700
Step 101: 7700 + 77 = 7777
Step 102: 7777 + 77 = 7854
Step 103: 7854 + 77 = 7931
Step 104: 7931 + 77 = 8008
Step 105: 8008 + 77 = 8085
Step 106: 8085 + 77 = 8162
Step 107: 8162 + 77 = 8239
Step 108: 8239 + 77 = 8316
Step 109: 8316 + 77 = 8393
Step 110: 8393 + 77 = 8470
Step 111: 8470 + 77 = 8547
Step 112: 8547 + 77 = 8624
Step 113: 8624 + 77 = 8701
Step 114: 8701 + 77 = 8778
Step 115: 8778 + 77 = 8855
Step 116: 8855 + 77 = 8932
Step 117: 8932 + 77 = 9009
Step 118: 9009 + 77 = 9086
Step 119: 9086 + 77 = 9163
Step 120: 9163 + 77 = 9240
Step 121: 9240 + 77 = 9317
Step 122: 9317 + 77 = 9394
Step 123: 9394 + 77 = 9471
Step 124: 9471 + 77 = 9548
Step 125: 9548 + 77 = 9625
Step 126: 9625 + 77 = 9702
Step 127: 9702 + 77 = 9779
Step 128: 9779 + 77 = 9856
Step 129: 9856 + 77 = 9933
Step 130: 9933 + 77 = 10010
Step 131: 10010 + 77 = 10087
Step 132: 10087 + 77 = 10164
Step 133: 10164 + 77 = 10241
Step 134: 10241 + 77 = 10318
Step 135: 10318 + 77 = 10395
Step 136: 10395 + 77 = 10472
Step 137: 10472 + 77 = 10549
Step 138: 10549 + 77 = 10626
Step 139: 10626 + 77 = 10703
Step 140: 10703 + 77 = 10780
Step 141: 10780 + 77 = 10857
Step 142: 10857 + 77 = 10934
Step 143: 10934 + 77 = 11011
Step 144: 11011 + 77 = 11088
Step 145: 11088 + 77 = 11165
Step 146: 11165 + 77 = 11242
Step 147: 11242 + 77 = 11319
Step 148: 11319 + 77 = 11396
Step 149: 11396 + 77 = 11473
Step 150: 11473 + 77 = 11550
Step 151: 11550 + 77 = 11627
Step 152: 11627 + 77 = 11704
Step 153: 11704 + 77 = 11781
Step 154: 11781 + 77 = 11858
Step 155: 11858 + 77 = 11935
Step 156: 11935 + 77 = 12012
Step 157: 12012 + 77 = 12089
Step 158: 12089 + 77 = 12166
Step 159: 12166 + 77 = 12243
Step 160: 12243 + 77 = 12320
Step 161: 12320 + 77 = 12397
Step 162: 12397 + 77 = 12474
Step 163: 12474 + 77 = 12551
Step 164: 12551 + 77 = 12628
Step 165: 12628 + 77 = 12705
Step 166: 12705 + 77 = 12782
Step 167: 12782 + 77 = 12859
Step 168: 12859 + 77 = 12936
Step 169: 12936 + 77 = 13013
Step 170: 13013 + 77 = 13090
Step 171: 13090 + 77 = 13167
Step 172: 13167 + 77 = 13244
Step 173: 13244 + 77 = 13321
Step 174: 13321 + 77 = 13398
Step 175: 13398 + 77 = 13475
Step 176: 13475 + 77 = 13552
Step 177: 13552 + 77 = 13629
Step 178: 13629 + 77 = 13706
Step 179: 13706 + 77 = 13783
Step 180: 13783 + 77 = 13860
Step 181: 13860 + 77 = 13937
Step 182: 13937 + 77 = 14014
Step 183: 14014 + 77 = 14091
Step 184: 14091 + 77 = 14168
Step 185: 14168 + 77 = 14245
Step 186: 14245 + 77 = 14322
Step 187: 14322 + 77 = 14399
Step 188: 14399 + 77 = 14476
Step 189: 14476 + 77 = 14553
Step 190: 14553 + 77 = 14630
Step 191: 14630 + 77 = 14707
Step 192: 14707 + 77 = 14784
Step 193: 14784 + 77 = 14861
Step 194: 14861 + 77 = 14938
Step 195: 14938 + 77 = 15015
Step 196: 15015 + 77 = 15092
Step 197: 15092 + 77 = 15169
Step 198: 15169 + 77 = 15246
Step 199: 15246 + 77 = 15323
Step 200: 15323 + 77 = 15400
Step 201: 15400 + 77 = 15477
Step 202: 15477 + 77 = 15554
Step 203: 15554 + 77 = 15631
Step 204: 15631 + 77 = 15708
Step 205: 15708 + 77 = 15785
Step 206: 15785 + 77 = 15862
Step 207: 15862 + 77 = 15939
Step 208: 15939 + 77 = 16016
Step 209: 16016 + 77 = 16093
Step 210: 16093 + 77 = 16170
Step 211: 16170 + 77 = 16247
Step 212: 16247 + 77 = 16324
Step 213: 16324 + 77 = 16401
Step 214: 16401 + 77 = 16478
Step 215: 16478 + 77 = 16555
Step 216: 16555 + 77 = 16632
Step 217: 16632 + 77 = 16709
Step 218: 16709 + 77 = 16786
Step 219: 16786 + 77 = 16863
Step 220: 16863 + 77 = 16940
Step 221: 16940 + 77 = 17017
Step 222: 17017 + 77 = 17094
Step 223: 17094 + 77 = 17171
Step 224: 17171 + 77 = 17248
Step 225: 17248 + 77 = 17325
Step 226: 17325 + 77 = 17402
Step 227: 17402 + 77 = 17479
Step 228: 17479 + 77 = 17556
Step 229: 17556 + 77 = 17633
Step 230: 17633 + 77 = 17710
Step 231: 17710 + 77 = 17787
Step 232: 17787 + 77 = 17864
Step 233: 17864 + 77 = 17941
Step 234: 17941 + 77 = 18018
Step 235: 18018 + 77 = 18095
Step 236: 18095 + 77 = 18172
Step 237: 18172 + 77 = 18249
Step 238: 18249 + 77 = 18326
Step 239: 18326 + 77 = 18403
Step 240: 18403 + 77 = 18480
Step 241: 18480 + 77 = 18557
Step 242: 18557 + 77 = 18634
Step 243: 18634 + 77 = 18711
Step 244: 18711 + 77 = 18788
Step 245: 18788 + 77 = 18865
Step 246: 18865 + 77 = 18942
Step 247: 18942 + 77 = 19019
Step 248: 19019 + 77 = 19096
Step 249: 19096 + 77 = 19173
Step 250: 19173 + 77 = 19250
Step 251: 19250 + 77 = 19327
Step 252: 19327 + 77 = 19404
Step 253: 19404 + 77 = 19481
Step 254: 19481 + 77 = 19558
Step 255: 19558 + 77 = 19635
Step 256: 19635 + 77 = 19712
Step 257: 19712 + 77 = 19789
Step 258: 19789 + 77 = 19866
Step 259: 19866 + 77 = 19943
Step 260: 19943 + 77 = 20020
Step 261: 20020 + 77 = 20097
Step 262: 20097 + 77 = 20174
Step 263: 20174 + 77 = 20251
Step 264: 20251 + 77 = 20328
Step 265: 20328 + 77 = 20405
Step 266: 20405 + 77 = 20482
Step 267: 20482 + 77 = 20559
Step 268: 20559 + 77 = 20636
Step 269: 20636 + 77 = 20713
Step 270: 20713 + 77 = 20790
Step 271: 20790 + 77 = 20867
Step 272: 20867 + 77 = 20944
Step 273: 20944 + 77 = 21021
Step 274: 21021 + 77 = 21098
Step 275: 21098 + 77 = 21175
Step 276: 21175 + 77 = 21252
Step 277: 21252 + 77 = 21329
Step 278: 21329 + 77 = 21406
Step 279: 21406 + 77 = 21483
Step 280: 21483 + 77 = 21560
Step 281: 21560 + 77 = 21637
Step 282: 21637 + 77 = 21714
Step 283: 21714 + 77 = 21791
Step 284: 21791 + 77 = 21868
Step 285: 21868 + 77 = 21945
Step 286: 21945 + 77 = 22022
Step 287: 22022 + 77 = 22099
Step 288: 22099 + 77 = 22176
Step 289: 22176 + 77 = 22253
Step 290: 22253 + 77 = 22330
Step 291: 22330 + 77 = 22407
Step 292: 22407 + 77 = 22484
Step 293: 22484 + 77 = 22561
Step 294: 22561 + 77 = 22638
Step 295: 22638 + 77 = 22715
Step 296: 22715 + 77 = 22792
Step 297: 22792 + 77 = 22869
Step 298: 22869 + 77 = 22946
Step 299: 22946 + 77 = 23023
Step 300: 23023 + 77 = 23100
Step 301: 23100 + 77 = 23177
Step 302: 23177 + 77 = 23254
Step 303: 23254 + 77 = 23331
Step 304: 23331 + 77 = 23408
Step 305: 23408 + 77 = 23485
Step 306: 23485 + 77 = 23562
Step 307: 23562 + 77 = 23639
Step 308: 23639 + 77 = 23716
Step 309: 23716 + 77 = 23793
Step 310: 23793 + 77 = 23870
Step 311: 23870 + 77 = 23947
Step 312: 23947 + 77 = 24024
Step 313: 24024 + 77 = 24101
Step 314: 24101 + 77 = 24178
Step 315: 24178 + 77 = 24255
Step 316: 24255 + 77 = 24332
Step 317: 24332 + 77 = 24409
Step 318: 24409 + 77 = 24486
Step 319: 24486 + 77 = 24563
Step 320: 24563 + 77 = 24640
Step 321: 24640 + 77 = 24717
Step 322: 24717 + 77 = 24794
Step 323: 24794 + 77 = 24871
Step 324: 24871 + 77 = 24948
Step 325: 24948 + 77 = 25025
Step 326: 25025 + 77 = 25102
Step 327: 25102 + 77 = 25179
Step 328: 25179 + 77 = 25256
Step 329: 25256 + 77 = 25333
Step 330: 25333 + 77 = 25410
Step 331: 25410 + 77 = 25487
Step 332: 25487 + 77 = 25564
Step 333: 25564 + 77 = 25641
Step 334: 25641 + 77 = 25718
Step 335: 25718 + 77 = 25795
Step 336: 25795 + 77 = 25872
Step 337: 25872 + 77 = 25949
Step 338: 25949 + 77 = 26026
Step 339: 26026 + 77 = 26103
Step 340: 26103 + 77 = 26180
Step 341: 26180 + 77 = 26257
Step 342: 26257 + 77 = 26334
Step 343: 26334 + 77 = 26411
Step 344: 26411 + 77 = 26488
Step 345: 26488 + 77 = 26565
Step 346: 26565 + 77 = 26642
Step 347: 26642 + 77 = 26719
Step 348: 26719 + 77 = 26796
Step 349: 26796 + 77 = 26873
Step 350: 26873 + 77 = 26950
Step 351: 26950 + 77 = 27027
Step 352: 27027 + 77 = 27104
Step 353: 27104 + 77 = 27181
Step 354: 27181 + 77 = 27258
Step 355: 27258 + 77 = 27335
Step 356: 27335 + 77 = 27412
Step 357: 27412 + 77 = 27489
Step 358: 27489 + 77 = 27566
Step 359: 27566 + 77 = 27643
Step 360: 27643 + 77 = 27720
Step 361: 27720 + 77 = 27797
Step 362: 27797 + 77 = 27874
Step 363: 27874 + 77 = 27951
Step 364: 27951 + 77 = 28028
Step 365: 28028 + 77 = 28105
Step 366: 28105 + 77 = 28182
Step 367: 28182 + 77 = 28259
Step 368: 28259 + 77 = 28336
Step 369: 28336 + 77 = 28413
Step 370: 28413 + 77 = 28490
Step 371: 28490 + 77 = 28567
Step 372: 28567 + 77 = 28644
Step 373: 28644 + 77 = 28721
Step 374: 28721 + 77 = 28798
Step 375: 28798 + 77 = 28875

So, 77*375 = 28875