Let's get this math done. We have 676 and we're going to multiply it by 450. This is the same as taking 676 and adding it to itself 450 times.
Step 1: 0 + 676 = 676
Step 2: 676 + 676 = 1352
Step 3: 1352 + 676 = 2028
Step 4: 2028 + 676 = 2704
Step 5: 2704 + 676 = 3380
Step 6: 3380 + 676 = 4056
Step 7: 4056 + 676 = 4732
Step 8: 4732 + 676 = 5408
Step 9: 5408 + 676 = 6084
Step 10: 6084 + 676 = 6760
Step 11: 6760 + 676 = 7436
Step 12: 7436 + 676 = 8112
Step 13: 8112 + 676 = 8788
Step 14: 8788 + 676 = 9464
Step 15: 9464 + 676 = 10140
Step 16: 10140 + 676 = 10816
Step 17: 10816 + 676 = 11492
Step 18: 11492 + 676 = 12168
Step 19: 12168 + 676 = 12844
Step 20: 12844 + 676 = 13520
Step 21: 13520 + 676 = 14196
Step 22: 14196 + 676 = 14872
Step 23: 14872 + 676 = 15548
Step 24: 15548 + 676 = 16224
Step 25: 16224 + 676 = 16900
Step 26: 16900 + 676 = 17576
Step 27: 17576 + 676 = 18252
Step 28: 18252 + 676 = 18928
Step 29: 18928 + 676 = 19604
Step 30: 19604 + 676 = 20280
Step 31: 20280 + 676 = 20956
Step 32: 20956 + 676 = 21632
Step 33: 21632 + 676 = 22308
Step 34: 22308 + 676 = 22984
Step 35: 22984 + 676 = 23660
Step 36: 23660 + 676 = 24336
Step 37: 24336 + 676 = 25012
Step 38: 25012 + 676 = 25688
Step 39: 25688 + 676 = 26364
Step 40: 26364 + 676 = 27040
Step 41: 27040 + 676 = 27716
Step 42: 27716 + 676 = 28392
Step 43: 28392 + 676 = 29068
Step 44: 29068 + 676 = 29744
Step 45: 29744 + 676 = 30420
Step 46: 30420 + 676 = 31096
Step 47: 31096 + 676 = 31772
Step 48: 31772 + 676 = 32448
Step 49: 32448 + 676 = 33124
Step 50: 33124 + 676 = 33800
Step 51: 33800 + 676 = 34476
Step 52: 34476 + 676 = 35152
Step 53: 35152 + 676 = 35828
Step 54: 35828 + 676 = 36504
Step 55: 36504 + 676 = 37180
Step 56: 37180 + 676 = 37856
Step 57: 37856 + 676 = 38532
Step 58: 38532 + 676 = 39208
Step 59: 39208 + 676 = 39884
Step 60: 39884 + 676 = 40560
Step 61: 40560 + 676 = 41236
Step 62: 41236 + 676 = 41912
Step 63: 41912 + 676 = 42588
Step 64: 42588 + 676 = 43264
Step 65: 43264 + 676 = 43940
Step 66: 43940 + 676 = 44616
Step 67: 44616 + 676 = 45292
Step 68: 45292 + 676 = 45968
Step 69: 45968 + 676 = 46644
Step 70: 46644 + 676 = 47320
Step 71: 47320 + 676 = 47996
Step 72: 47996 + 676 = 48672
Step 73: 48672 + 676 = 49348
Step 74: 49348 + 676 = 50024
Step 75: 50024 + 676 = 50700
Step 76: 50700 + 676 = 51376
Step 77: 51376 + 676 = 52052
Step 78: 52052 + 676 = 52728
Step 79: 52728 + 676 = 53404
Step 80: 53404 + 676 = 54080
Step 81: 54080 + 676 = 54756
Step 82: 54756 + 676 = 55432
Step 83: 55432 + 676 = 56108
Step 84: 56108 + 676 = 56784
Step 85: 56784 + 676 = 57460
Step 86: 57460 + 676 = 58136
Step 87: 58136 + 676 = 58812
Step 88: 58812 + 676 = 59488
Step 89: 59488 + 676 = 60164
Step 90: 60164 + 676 = 60840
Step 91: 60840 + 676 = 61516
Step 92: 61516 + 676 = 62192
Step 93: 62192 + 676 = 62868
Step 94: 62868 + 676 = 63544
Step 95: 63544 + 676 = 64220
Step 96: 64220 + 676 = 64896
Step 97: 64896 + 676 = 65572
Step 98: 65572 + 676 = 66248
Step 99: 66248 + 676 = 66924
Step 100: 66924 + 676 = 67600
Step 101: 67600 + 676 = 68276
Step 102: 68276 + 676 = 68952
Step 103: 68952 + 676 = 69628
Step 104: 69628 + 676 = 70304
Step 105: 70304 + 676 = 70980
Step 106: 70980 + 676 = 71656
Step 107: 71656 + 676 = 72332
Step 108: 72332 + 676 = 73008
Step 109: 73008 + 676 = 73684
Step 110: 73684 + 676 = 74360
Step 111: 74360 + 676 = 75036
Step 112: 75036 + 676 = 75712
Step 113: 75712 + 676 = 76388
Step 114: 76388 + 676 = 77064
Step 115: 77064 + 676 = 77740
Step 116: 77740 + 676 = 78416
Step 117: 78416 + 676 = 79092
Step 118: 79092 + 676 = 79768
Step 119: 79768 + 676 = 80444
Step 120: 80444 + 676 = 81120
Step 121: 81120 + 676 = 81796
Step 122: 81796 + 676 = 82472
Step 123: 82472 + 676 = 83148
Step 124: 83148 + 676 = 83824
Step 125: 83824 + 676 = 84500
Step 126: 84500 + 676 = 85176
Step 127: 85176 + 676 = 85852
Step 128: 85852 + 676 = 86528
Step 129: 86528 + 676 = 87204
Step 130: 87204 + 676 = 87880
Step 131: 87880 + 676 = 88556
Step 132: 88556 + 676 = 89232
Step 133: 89232 + 676 = 89908
Step 134: 89908 + 676 = 90584
Step 135: 90584 + 676 = 91260
Step 136: 91260 + 676 = 91936
Step 137: 91936 + 676 = 92612
Step 138: 92612 + 676 = 93288
Step 139: 93288 + 676 = 93964
Step 140: 93964 + 676 = 94640
Step 141: 94640 + 676 = 95316
Step 142: 95316 + 676 = 95992
Step 143: 95992 + 676 = 96668
Step 144: 96668 + 676 = 97344
Step 145: 97344 + 676 = 98020
Step 146: 98020 + 676 = 98696
Step 147: 98696 + 676 = 99372
Step 148: 99372 + 676 = 100048
Step 149: 100048 + 676 = 100724
Step 150: 100724 + 676 = 101400
Step 151: 101400 + 676 = 102076
Step 152: 102076 + 676 = 102752
Step 153: 102752 + 676 = 103428
Step 154: 103428 + 676 = 104104
Step 155: 104104 + 676 = 104780
Step 156: 104780 + 676 = 105456
Step 157: 105456 + 676 = 106132
Step 158: 106132 + 676 = 106808
Step 159: 106808 + 676 = 107484
Step 160: 107484 + 676 = 108160
Step 161: 108160 + 676 = 108836
Step 162: 108836 + 676 = 109512
Step 163: 109512 + 676 = 110188
Step 164: 110188 + 676 = 110864
Step 165: 110864 + 676 = 111540
Step 166: 111540 + 676 = 112216
Step 167: 112216 + 676 = 112892
Step 168: 112892 + 676 = 113568
Step 169: 113568 + 676 = 114244
Step 170: 114244 + 676 = 114920
Step 171: 114920 + 676 = 115596
Step 172: 115596 + 676 = 116272
Step 173: 116272 + 676 = 116948
Step 174: 116948 + 676 = 117624
Step 175: 117624 + 676 = 118300
Step 176: 118300 + 676 = 118976
Step 177: 118976 + 676 = 119652
Step 178: 119652 + 676 = 120328
Step 179: 120328 + 676 = 121004
Step 180: 121004 + 676 = 121680
Step 181: 121680 + 676 = 122356
Step 182: 122356 + 676 = 123032
Step 183: 123032 + 676 = 123708
Step 184: 123708 + 676 = 124384
Step 185: 124384 + 676 = 125060
Step 186: 125060 + 676 = 125736
Step 187: 125736 + 676 = 126412
Step 188: 126412 + 676 = 127088
Step 189: 127088 + 676 = 127764
Step 190: 127764 + 676 = 128440
Step 191: 128440 + 676 = 129116
Step 192: 129116 + 676 = 129792
Step 193: 129792 + 676 = 130468
Step 194: 130468 + 676 = 131144
Step 195: 131144 + 676 = 131820
Step 196: 131820 + 676 = 132496
Step 197: 132496 + 676 = 133172
Step 198: 133172 + 676 = 133848
Step 199: 133848 + 676 = 134524
Step 200: 134524 + 676 = 135200
Step 201: 135200 + 676 = 135876
Step 202: 135876 + 676 = 136552
Step 203: 136552 + 676 = 137228
Step 204: 137228 + 676 = 137904
Step 205: 137904 + 676 = 138580
Step 206: 138580 + 676 = 139256
Step 207: 139256 + 676 = 139932
Step 208: 139932 + 676 = 140608
Step 209: 140608 + 676 = 141284
Step 210: 141284 + 676 = 141960
Step 211: 141960 + 676 = 142636
Step 212: 142636 + 676 = 143312
Step 213: 143312 + 676 = 143988
Step 214: 143988 + 676 = 144664
Step 215: 144664 + 676 = 145340
Step 216: 145340 + 676 = 146016
Step 217: 146016 + 676 = 146692
Step 218: 146692 + 676 = 147368
Step 219: 147368 + 676 = 148044
Step 220: 148044 + 676 = 148720
Step 221: 148720 + 676 = 149396
Step 222: 149396 + 676 = 150072
Step 223: 150072 + 676 = 150748
Step 224: 150748 + 676 = 151424
Step 225: 151424 + 676 = 152100
Step 226: 152100 + 676 = 152776
Step 227: 152776 + 676 = 153452
Step 228: 153452 + 676 = 154128
Step 229: 154128 + 676 = 154804
Step 230: 154804 + 676 = 155480
Step 231: 155480 + 676 = 156156
Step 232: 156156 + 676 = 156832
Step 233: 156832 + 676 = 157508
Step 234: 157508 + 676 = 158184
Step 235: 158184 + 676 = 158860
Step 236: 158860 + 676 = 159536
Step 237: 159536 + 676 = 160212
Step 238: 160212 + 676 = 160888
Step 239: 160888 + 676 = 161564
Step 240: 161564 + 676 = 162240
Step 241: 162240 + 676 = 162916
Step 242: 162916 + 676 = 163592
Step 243: 163592 + 676 = 164268
Step 244: 164268 + 676 = 164944
Step 245: 164944 + 676 = 165620
Step 246: 165620 + 676 = 166296
Step 247: 166296 + 676 = 166972
Step 248: 166972 + 676 = 167648
Step 249: 167648 + 676 = 168324
Step 250: 168324 + 676 = 169000
Step 251: 169000 + 676 = 169676
Step 252: 169676 + 676 = 170352
Step 253: 170352 + 676 = 171028
Step 254: 171028 + 676 = 171704
Step 255: 171704 + 676 = 172380
Step 256: 172380 + 676 = 173056
Step 257: 173056 + 676 = 173732
Step 258: 173732 + 676 = 174408
Step 259: 174408 + 676 = 175084
Step 260: 175084 + 676 = 175760
Step 261: 175760 + 676 = 176436
Step 262: 176436 + 676 = 177112
Step 263: 177112 + 676 = 177788
Step 264: 177788 + 676 = 178464
Step 265: 178464 + 676 = 179140
Step 266: 179140 + 676 = 179816
Step 267: 179816 + 676 = 180492
Step 268: 180492 + 676 = 181168
Step 269: 181168 + 676 = 181844
Step 270: 181844 + 676 = 182520
Step 271: 182520 + 676 = 183196
Step 272: 183196 + 676 = 183872
Step 273: 183872 + 676 = 184548
Step 274: 184548 + 676 = 185224
Step 275: 185224 + 676 = 185900
Step 276: 185900 + 676 = 186576
Step 277: 186576 + 676 = 187252
Step 278: 187252 + 676 = 187928
Step 279: 187928 + 676 = 188604
Step 280: 188604 + 676 = 189280
Step 281: 189280 + 676 = 189956
Step 282: 189956 + 676 = 190632
Step 283: 190632 + 676 = 191308
Step 284: 191308 + 676 = 191984
Step 285: 191984 + 676 = 192660
Step 286: 192660 + 676 = 193336
Step 287: 193336 + 676 = 194012
Step 288: 194012 + 676 = 194688
Step 289: 194688 + 676 = 195364
Step 290: 195364 + 676 = 196040
Step 291: 196040 + 676 = 196716
Step 292: 196716 + 676 = 197392
Step 293: 197392 + 676 = 198068
Step 294: 198068 + 676 = 198744
Step 295: 198744 + 676 = 199420
Step 296: 199420 + 676 = 200096
Step 297: 200096 + 676 = 200772
Step 298: 200772 + 676 = 201448
Step 299: 201448 + 676 = 202124
Step 300: 202124 + 676 = 202800
Step 301: 202800 + 676 = 203476
Step 302: 203476 + 676 = 204152
Step 303: 204152 + 676 = 204828
Step 304: 204828 + 676 = 205504
Step 305: 205504 + 676 = 206180
Step 306: 206180 + 676 = 206856
Step 307: 206856 + 676 = 207532
Step 308: 207532 + 676 = 208208
Step 309: 208208 + 676 = 208884
Step 310: 208884 + 676 = 209560
Step 311: 209560 + 676 = 210236
Step 312: 210236 + 676 = 210912
Step 313: 210912 + 676 = 211588
Step 314: 211588 + 676 = 212264
Step 315: 212264 + 676 = 212940
Step 316: 212940 + 676 = 213616
Step 317: 213616 + 676 = 214292
Step 318: 214292 + 676 = 214968
Step 319: 214968 + 676 = 215644
Step 320: 215644 + 676 = 216320
Step 321: 216320 + 676 = 216996
Step 322: 216996 + 676 = 217672
Step 323: 217672 + 676 = 218348
Step 324: 218348 + 676 = 219024
Step 325: 219024 + 676 = 219700
Step 326: 219700 + 676 = 220376
Step 327: 220376 + 676 = 221052
Step 328: 221052 + 676 = 221728
Step 329: 221728 + 676 = 222404
Step 330: 222404 + 676 = 223080
Step 331: 223080 + 676 = 223756
Step 332: 223756 + 676 = 224432
Step 333: 224432 + 676 = 225108
Step 334: 225108 + 676 = 225784
Step 335: 225784 + 676 = 226460
Step 336: 226460 + 676 = 227136
Step 337: 227136 + 676 = 227812
Step 338: 227812 + 676 = 228488
Step 339: 228488 + 676 = 229164
Step 340: 229164 + 676 = 229840
Step 341: 229840 + 676 = 230516
Step 342: 230516 + 676 = 231192
Step 343: 231192 + 676 = 231868
Step 344: 231868 + 676 = 232544
Step 345: 232544 + 676 = 233220
Step 346: 233220 + 676 = 233896
Step 347: 233896 + 676 = 234572
Step 348: 234572 + 676 = 235248
Step 349: 235248 + 676 = 235924
Step 350: 235924 + 676 = 236600
Step 351: 236600 + 676 = 237276
Step 352: 237276 + 676 = 237952
Step 353: 237952 + 676 = 238628
Step 354: 238628 + 676 = 239304
Step 355: 239304 + 676 = 239980
Step 356: 239980 + 676 = 240656
Step 357: 240656 + 676 = 241332
Step 358: 241332 + 676 = 242008
Step 359: 242008 + 676 = 242684
Step 360: 242684 + 676 = 243360
Step 361: 243360 + 676 = 244036
Step 362: 244036 + 676 = 244712
Step 363: 244712 + 676 = 245388
Step 364: 245388 + 676 = 246064
Step 365: 246064 + 676 = 246740
Step 366: 246740 + 676 = 247416
Step 367: 247416 + 676 = 248092
Step 368: 248092 + 676 = 248768
Step 369: 248768 + 676 = 249444
Step 370: 249444 + 676 = 250120
Step 371: 250120 + 676 = 250796
Step 372: 250796 + 676 = 251472
Step 373: 251472 + 676 = 252148
Step 374: 252148 + 676 = 252824
Step 375: 252824 + 676 = 253500
Step 376: 253500 + 676 = 254176
Step 377: 254176 + 676 = 254852
Step 378: 254852 + 676 = 255528
Step 379: 255528 + 676 = 256204
Step 380: 256204 + 676 = 256880
Step 381: 256880 + 676 = 257556
Step 382: 257556 + 676 = 258232
Step 383: 258232 + 676 = 258908
Step 384: 258908 + 676 = 259584
Step 385: 259584 + 676 = 260260
Step 386: 260260 + 676 = 260936
Step 387: 260936 + 676 = 261612
Step 388: 261612 + 676 = 262288
Step 389: 262288 + 676 = 262964
Step 390: 262964 + 676 = 263640
Step 391: 263640 + 676 = 264316
Step 392: 264316 + 676 = 264992
Step 393: 264992 + 676 = 265668
Step 394: 265668 + 676 = 266344
Step 395: 266344 + 676 = 267020
Step 396: 267020 + 676 = 267696
Step 397: 267696 + 676 = 268372
Step 398: 268372 + 676 = 269048
Step 399: 269048 + 676 = 269724
Step 400: 269724 + 676 = 270400
Step 401: 270400 + 676 = 271076
Step 402: 271076 + 676 = 271752
Step 403: 271752 + 676 = 272428
Step 404: 272428 + 676 = 273104
Step 405: 273104 + 676 = 273780
Step 406: 273780 + 676 = 274456
Step 407: 274456 + 676 = 275132
Step 408: 275132 + 676 = 275808
Step 409: 275808 + 676 = 276484
Step 410: 276484 + 676 = 277160
Step 411: 277160 + 676 = 277836
Step 412: 277836 + 676 = 278512
Step 413: 278512 + 676 = 279188
Step 414: 279188 + 676 = 279864
Step 415: 279864 + 676 = 280540
Step 416: 280540 + 676 = 281216
Step 417: 281216 + 676 = 281892
Step 418: 281892 + 676 = 282568
Step 419: 282568 + 676 = 283244
Step 420: 283244 + 676 = 283920
Step 421: 283920 + 676 = 284596
Step 422: 284596 + 676 = 285272
Step 423: 285272 + 676 = 285948
Step 424: 285948 + 676 = 286624
Step 425: 286624 + 676 = 287300
Step 426: 287300 + 676 = 287976
Step 427: 287976 + 676 = 288652
Step 428: 288652 + 676 = 289328
Step 429: 289328 + 676 = 290004
Step 430: 290004 + 676 = 290680
Step 431: 290680 + 676 = 291356
Step 432: 291356 + 676 = 292032
Step 433: 292032 + 676 = 292708
Step 434: 292708 + 676 = 293384
Step 435: 293384 + 676 = 294060
Step 436: 294060 + 676 = 294736
Step 437: 294736 + 676 = 295412
Step 438: 295412 + 676 = 296088
Step 439: 296088 + 676 = 296764
Step 440: 296764 + 676 = 297440
Step 441: 297440 + 676 = 298116
Step 442: 298116 + 676 = 298792
Step 443: 298792 + 676 = 299468
Step 444: 299468 + 676 = 300144
Step 445: 300144 + 676 = 300820
Step 446: 300820 + 676 = 301496
Step 447: 301496 + 676 = 302172
Step 448: 302172 + 676 = 302848
Step 449: 302848 + 676 = 303524
Step 450: 303524 + 676 = 304200

So, 676*450 = 304200