OK, let's work through this together. We're starting with 928 and we're going to multiply it by 436, which means we add 928 to itself 436 times.
Step 1: 0 + 928 = 928
Step 2: 928 + 928 = 1856
Step 3: 1856 + 928 = 2784
Step 4: 2784 + 928 = 3712
Step 5: 3712 + 928 = 4640
Step 6: 4640 + 928 = 5568
Step 7: 5568 + 928 = 6496
Step 8: 6496 + 928 = 7424
Step 9: 7424 + 928 = 8352
Step 10: 8352 + 928 = 9280
Step 11: 9280 + 928 = 10208
Step 12: 10208 + 928 = 11136
Step 13: 11136 + 928 = 12064
Step 14: 12064 + 928 = 12992
Step 15: 12992 + 928 = 13920
Step 16: 13920 + 928 = 14848
Step 17: 14848 + 928 = 15776
Step 18: 15776 + 928 = 16704
Step 19: 16704 + 928 = 17632
Step 20: 17632 + 928 = 18560
Step 21: 18560 + 928 = 19488
Step 22: 19488 + 928 = 20416
Step 23: 20416 + 928 = 21344
Step 24: 21344 + 928 = 22272
Step 25: 22272 + 928 = 23200
Step 26: 23200 + 928 = 24128
Step 27: 24128 + 928 = 25056
Step 28: 25056 + 928 = 25984
Step 29: 25984 + 928 = 26912
Step 30: 26912 + 928 = 27840
Step 31: 27840 + 928 = 28768
Step 32: 28768 + 928 = 29696
Step 33: 29696 + 928 = 30624
Step 34: 30624 + 928 = 31552
Step 35: 31552 + 928 = 32480
Step 36: 32480 + 928 = 33408
Step 37: 33408 + 928 = 34336
Step 38: 34336 + 928 = 35264
Step 39: 35264 + 928 = 36192
Step 40: 36192 + 928 = 37120
Step 41: 37120 + 928 = 38048
Step 42: 38048 + 928 = 38976
Step 43: 38976 + 928 = 39904
Step 44: 39904 + 928 = 40832
Step 45: 40832 + 928 = 41760
Step 46: 41760 + 928 = 42688
Step 47: 42688 + 928 = 43616
Step 48: 43616 + 928 = 44544
Step 49: 44544 + 928 = 45472
Step 50: 45472 + 928 = 46400
Step 51: 46400 + 928 = 47328
Step 52: 47328 + 928 = 48256
Step 53: 48256 + 928 = 49184
Step 54: 49184 + 928 = 50112
Step 55: 50112 + 928 = 51040
Step 56: 51040 + 928 = 51968
Step 57: 51968 + 928 = 52896
Step 58: 52896 + 928 = 53824
Step 59: 53824 + 928 = 54752
Step 60: 54752 + 928 = 55680
Step 61: 55680 + 928 = 56608
Step 62: 56608 + 928 = 57536
Step 63: 57536 + 928 = 58464
Step 64: 58464 + 928 = 59392
Step 65: 59392 + 928 = 60320
Step 66: 60320 + 928 = 61248
Step 67: 61248 + 928 = 62176
Step 68: 62176 + 928 = 63104
Step 69: 63104 + 928 = 64032
Step 70: 64032 + 928 = 64960
Step 71: 64960 + 928 = 65888
Step 72: 65888 + 928 = 66816
Step 73: 66816 + 928 = 67744
Step 74: 67744 + 928 = 68672
Step 75: 68672 + 928 = 69600
Step 76: 69600 + 928 = 70528
Step 77: 70528 + 928 = 71456
Step 78: 71456 + 928 = 72384
Step 79: 72384 + 928 = 73312
Step 80: 73312 + 928 = 74240
Step 81: 74240 + 928 = 75168
Step 82: 75168 + 928 = 76096
Step 83: 76096 + 928 = 77024
Step 84: 77024 + 928 = 77952
Step 85: 77952 + 928 = 78880
Step 86: 78880 + 928 = 79808
Step 87: 79808 + 928 = 80736
Step 88: 80736 + 928 = 81664
Step 89: 81664 + 928 = 82592
Step 90: 82592 + 928 = 83520
Step 91: 83520 + 928 = 84448
Step 92: 84448 + 928 = 85376
Step 93: 85376 + 928 = 86304
Step 94: 86304 + 928 = 87232
Step 95: 87232 + 928 = 88160
Step 96: 88160 + 928 = 89088
Step 97: 89088 + 928 = 90016
Step 98: 90016 + 928 = 90944
Step 99: 90944 + 928 = 91872
Step 100: 91872 + 928 = 92800
Step 101: 92800 + 928 = 93728
Step 102: 93728 + 928 = 94656
Step 103: 94656 + 928 = 95584
Step 104: 95584 + 928 = 96512
Step 105: 96512 + 928 = 97440
Step 106: 97440 + 928 = 98368
Step 107: 98368 + 928 = 99296
Step 108: 99296 + 928 = 100224
Step 109: 100224 + 928 = 101152
Step 110: 101152 + 928 = 102080
Step 111: 102080 + 928 = 103008
Step 112: 103008 + 928 = 103936
Step 113: 103936 + 928 = 104864
Step 114: 104864 + 928 = 105792
Step 115: 105792 + 928 = 106720
Step 116: 106720 + 928 = 107648
Step 117: 107648 + 928 = 108576
Step 118: 108576 + 928 = 109504
Step 119: 109504 + 928 = 110432
Step 120: 110432 + 928 = 111360
Step 121: 111360 + 928 = 112288
Step 122: 112288 + 928 = 113216
Step 123: 113216 + 928 = 114144
Step 124: 114144 + 928 = 115072
Step 125: 115072 + 928 = 116000
Step 126: 116000 + 928 = 116928
Step 127: 116928 + 928 = 117856
Step 128: 117856 + 928 = 118784
Step 129: 118784 + 928 = 119712
Step 130: 119712 + 928 = 120640
Step 131: 120640 + 928 = 121568
Step 132: 121568 + 928 = 122496
Step 133: 122496 + 928 = 123424
Step 134: 123424 + 928 = 124352
Step 135: 124352 + 928 = 125280
Step 136: 125280 + 928 = 126208
Step 137: 126208 + 928 = 127136
Step 138: 127136 + 928 = 128064
Step 139: 128064 + 928 = 128992
Step 140: 128992 + 928 = 129920
Step 141: 129920 + 928 = 130848
Step 142: 130848 + 928 = 131776
Step 143: 131776 + 928 = 132704
Step 144: 132704 + 928 = 133632
Step 145: 133632 + 928 = 134560
Step 146: 134560 + 928 = 135488
Step 147: 135488 + 928 = 136416
Step 148: 136416 + 928 = 137344
Step 149: 137344 + 928 = 138272
Step 150: 138272 + 928 = 139200
Step 151: 139200 + 928 = 140128
Step 152: 140128 + 928 = 141056
Step 153: 141056 + 928 = 141984
Step 154: 141984 + 928 = 142912
Step 155: 142912 + 928 = 143840
Step 156: 143840 + 928 = 144768
Step 157: 144768 + 928 = 145696
Step 158: 145696 + 928 = 146624
Step 159: 146624 + 928 = 147552
Step 160: 147552 + 928 = 148480
Step 161: 148480 + 928 = 149408
Step 162: 149408 + 928 = 150336
Step 163: 150336 + 928 = 151264
Step 164: 151264 + 928 = 152192
Step 165: 152192 + 928 = 153120
Step 166: 153120 + 928 = 154048
Step 167: 154048 + 928 = 154976
Step 168: 154976 + 928 = 155904
Step 169: 155904 + 928 = 156832
Step 170: 156832 + 928 = 157760
Step 171: 157760 + 928 = 158688
Step 172: 158688 + 928 = 159616
Step 173: 159616 + 928 = 160544
Step 174: 160544 + 928 = 161472
Step 175: 161472 + 928 = 162400
Step 176: 162400 + 928 = 163328
Step 177: 163328 + 928 = 164256
Step 178: 164256 + 928 = 165184
Step 179: 165184 + 928 = 166112
Step 180: 166112 + 928 = 167040
Step 181: 167040 + 928 = 167968
Step 182: 167968 + 928 = 168896
Step 183: 168896 + 928 = 169824
Step 184: 169824 + 928 = 170752
Step 185: 170752 + 928 = 171680
Step 186: 171680 + 928 = 172608
Step 187: 172608 + 928 = 173536
Step 188: 173536 + 928 = 174464
Step 189: 174464 + 928 = 175392
Step 190: 175392 + 928 = 176320
Step 191: 176320 + 928 = 177248
Step 192: 177248 + 928 = 178176
Step 193: 178176 + 928 = 179104
Step 194: 179104 + 928 = 180032
Step 195: 180032 + 928 = 180960
Step 196: 180960 + 928 = 181888
Step 197: 181888 + 928 = 182816
Step 198: 182816 + 928 = 183744
Step 199: 183744 + 928 = 184672
Step 200: 184672 + 928 = 185600
Step 201: 185600 + 928 = 186528
Step 202: 186528 + 928 = 187456
Step 203: 187456 + 928 = 188384
Step 204: 188384 + 928 = 189312
Step 205: 189312 + 928 = 190240
Step 206: 190240 + 928 = 191168
Step 207: 191168 + 928 = 192096
Step 208: 192096 + 928 = 193024
Step 209: 193024 + 928 = 193952
Step 210: 193952 + 928 = 194880
Step 211: 194880 + 928 = 195808
Step 212: 195808 + 928 = 196736
Step 213: 196736 + 928 = 197664
Step 214: 197664 + 928 = 198592
Step 215: 198592 + 928 = 199520
Step 216: 199520 + 928 = 200448
Step 217: 200448 + 928 = 201376
Step 218: 201376 + 928 = 202304
Step 219: 202304 + 928 = 203232
Step 220: 203232 + 928 = 204160
Step 221: 204160 + 928 = 205088
Step 222: 205088 + 928 = 206016
Step 223: 206016 + 928 = 206944
Step 224: 206944 + 928 = 207872
Step 225: 207872 + 928 = 208800
Step 226: 208800 + 928 = 209728
Step 227: 209728 + 928 = 210656
Step 228: 210656 + 928 = 211584
Step 229: 211584 + 928 = 212512
Step 230: 212512 + 928 = 213440
Step 231: 213440 + 928 = 214368
Step 232: 214368 + 928 = 215296
Step 233: 215296 + 928 = 216224
Step 234: 216224 + 928 = 217152
Step 235: 217152 + 928 = 218080
Step 236: 218080 + 928 = 219008
Step 237: 219008 + 928 = 219936
Step 238: 219936 + 928 = 220864
Step 239: 220864 + 928 = 221792
Step 240: 221792 + 928 = 222720
Step 241: 222720 + 928 = 223648
Step 242: 223648 + 928 = 224576
Step 243: 224576 + 928 = 225504
Step 244: 225504 + 928 = 226432
Step 245: 226432 + 928 = 227360
Step 246: 227360 + 928 = 228288
Step 247: 228288 + 928 = 229216
Step 248: 229216 + 928 = 230144
Step 249: 230144 + 928 = 231072
Step 250: 231072 + 928 = 232000
Step 251: 232000 + 928 = 232928
Step 252: 232928 + 928 = 233856
Step 253: 233856 + 928 = 234784
Step 254: 234784 + 928 = 235712
Step 255: 235712 + 928 = 236640
Step 256: 236640 + 928 = 237568
Step 257: 237568 + 928 = 238496
Step 258: 238496 + 928 = 239424
Step 259: 239424 + 928 = 240352
Step 260: 240352 + 928 = 241280
Step 261: 241280 + 928 = 242208
Step 262: 242208 + 928 = 243136
Step 263: 243136 + 928 = 244064
Step 264: 244064 + 928 = 244992
Step 265: 244992 + 928 = 245920
Step 266: 245920 + 928 = 246848
Step 267: 246848 + 928 = 247776
Step 268: 247776 + 928 = 248704
Step 269: 248704 + 928 = 249632
Step 270: 249632 + 928 = 250560
Step 271: 250560 + 928 = 251488
Step 272: 251488 + 928 = 252416
Step 273: 252416 + 928 = 253344
Step 274: 253344 + 928 = 254272
Step 275: 254272 + 928 = 255200
Step 276: 255200 + 928 = 256128
Step 277: 256128 + 928 = 257056
Step 278: 257056 + 928 = 257984
Step 279: 257984 + 928 = 258912
Step 280: 258912 + 928 = 259840
Step 281: 259840 + 928 = 260768
Step 282: 260768 + 928 = 261696
Step 283: 261696 + 928 = 262624
Step 284: 262624 + 928 = 263552
Step 285: 263552 + 928 = 264480
Step 286: 264480 + 928 = 265408
Step 287: 265408 + 928 = 266336
Step 288: 266336 + 928 = 267264
Step 289: 267264 + 928 = 268192
Step 290: 268192 + 928 = 269120
Step 291: 269120 + 928 = 270048
Step 292: 270048 + 928 = 270976
Step 293: 270976 + 928 = 271904
Step 294: 271904 + 928 = 272832
Step 295: 272832 + 928 = 273760
Step 296: 273760 + 928 = 274688
Step 297: 274688 + 928 = 275616
Step 298: 275616 + 928 = 276544
Step 299: 276544 + 928 = 277472
Step 300: 277472 + 928 = 278400
Step 301: 278400 + 928 = 279328
Step 302: 279328 + 928 = 280256
Step 303: 280256 + 928 = 281184
Step 304: 281184 + 928 = 282112
Step 305: 282112 + 928 = 283040
Step 306: 283040 + 928 = 283968
Step 307: 283968 + 928 = 284896
Step 308: 284896 + 928 = 285824
Step 309: 285824 + 928 = 286752
Step 310: 286752 + 928 = 287680
Step 311: 287680 + 928 = 288608
Step 312: 288608 + 928 = 289536
Step 313: 289536 + 928 = 290464
Step 314: 290464 + 928 = 291392
Step 315: 291392 + 928 = 292320
Step 316: 292320 + 928 = 293248
Step 317: 293248 + 928 = 294176
Step 318: 294176 + 928 = 295104
Step 319: 295104 + 928 = 296032
Step 320: 296032 + 928 = 296960
Step 321: 296960 + 928 = 297888
Step 322: 297888 + 928 = 298816
Step 323: 298816 + 928 = 299744
Step 324: 299744 + 928 = 300672
Step 325: 300672 + 928 = 301600
Step 326: 301600 + 928 = 302528
Step 327: 302528 + 928 = 303456
Step 328: 303456 + 928 = 304384
Step 329: 304384 + 928 = 305312
Step 330: 305312 + 928 = 306240
Step 331: 306240 + 928 = 307168
Step 332: 307168 + 928 = 308096
Step 333: 308096 + 928 = 309024
Step 334: 309024 + 928 = 309952
Step 335: 309952 + 928 = 310880
Step 336: 310880 + 928 = 311808
Step 337: 311808 + 928 = 312736
Step 338: 312736 + 928 = 313664
Step 339: 313664 + 928 = 314592
Step 340: 314592 + 928 = 315520
Step 341: 315520 + 928 = 316448
Step 342: 316448 + 928 = 317376
Step 343: 317376 + 928 = 318304
Step 344: 318304 + 928 = 319232
Step 345: 319232 + 928 = 320160
Step 346: 320160 + 928 = 321088
Step 347: 321088 + 928 = 322016
Step 348: 322016 + 928 = 322944
Step 349: 322944 + 928 = 323872
Step 350: 323872 + 928 = 324800
Step 351: 324800 + 928 = 325728
Step 352: 325728 + 928 = 326656
Step 353: 326656 + 928 = 327584
Step 354: 327584 + 928 = 328512
Step 355: 328512 + 928 = 329440
Step 356: 329440 + 928 = 330368
Step 357: 330368 + 928 = 331296
Step 358: 331296 + 928 = 332224
Step 359: 332224 + 928 = 333152
Step 360: 333152 + 928 = 334080
Step 361: 334080 + 928 = 335008
Step 362: 335008 + 928 = 335936
Step 363: 335936 + 928 = 336864
Step 364: 336864 + 928 = 337792
Step 365: 337792 + 928 = 338720
Step 366: 338720 + 928 = 339648
Step 367: 339648 + 928 = 340576
Step 368: 340576 + 928 = 341504
Step 369: 341504 + 928 = 342432
Step 370: 342432 + 928 = 343360
Step 371: 343360 + 928 = 344288
Step 372: 344288 + 928 = 345216
Step 373: 345216 + 928 = 346144
Step 374: 346144 + 928 = 347072
Step 375: 347072 + 928 = 348000
Step 376: 348000 + 928 = 348928
Step 377: 348928 + 928 = 349856
Step 378: 349856 + 928 = 350784
Step 379: 350784 + 928 = 351712
Step 380: 351712 + 928 = 352640
Step 381: 352640 + 928 = 353568
Step 382: 353568 + 928 = 354496
Step 383: 354496 + 928 = 355424
Step 384: 355424 + 928 = 356352
Step 385: 356352 + 928 = 357280
Step 386: 357280 + 928 = 358208
Step 387: 358208 + 928 = 359136
Step 388: 359136 + 928 = 360064
Step 389: 360064 + 928 = 360992
Step 390: 360992 + 928 = 361920
Step 391: 361920 + 928 = 362848
Step 392: 362848 + 928 = 363776
Step 393: 363776 + 928 = 364704
Step 394: 364704 + 928 = 365632
Step 395: 365632 + 928 = 366560
Step 396: 366560 + 928 = 367488
Step 397: 367488 + 928 = 368416
Step 398: 368416 + 928 = 369344
Step 399: 369344 + 928 = 370272
Step 400: 370272 + 928 = 371200
Step 401: 371200 + 928 = 372128
Step 402: 372128 + 928 = 373056
Step 403: 373056 + 928 = 373984
Step 404: 373984 + 928 = 374912
Step 405: 374912 + 928 = 375840
Step 406: 375840 + 928 = 376768
Step 407: 376768 + 928 = 377696
Step 408: 377696 + 928 = 378624
Step 409: 378624 + 928 = 379552
Step 410: 379552 + 928 = 380480
Step 411: 380480 + 928 = 381408
Step 412: 381408 + 928 = 382336
Step 413: 382336 + 928 = 383264
Step 414: 383264 + 928 = 384192
Step 415: 384192 + 928 = 385120
Step 416: 385120 + 928 = 386048
Step 417: 386048 + 928 = 386976
Step 418: 386976 + 928 = 387904
Step 419: 387904 + 928 = 388832
Step 420: 388832 + 928 = 389760
Step 421: 389760 + 928 = 390688
Step 422: 390688 + 928 = 391616
Step 423: 391616 + 928 = 392544
Step 424: 392544 + 928 = 393472
Step 425: 393472 + 928 = 394400
Step 426: 394400 + 928 = 395328
Step 427: 395328 + 928 = 396256
Step 428: 396256 + 928 = 397184
Step 429: 397184 + 928 = 398112
Step 430: 398112 + 928 = 399040
Step 431: 399040 + 928 = 399968
Step 432: 399968 + 928 = 400896
Step 433: 400896 + 928 = 401824
Step 434: 401824 + 928 = 402752
Step 435: 402752 + 928 = 403680
Step 436: 403680 + 928 = 404608

So, 928*436 = 404608