Let's get this math done. We have 450 and we're going to multiply it by 394. This is the same as taking 450 and adding it to itself 394 times.
Step 1: 0 + 450 = 450
Step 2: 450 + 450 = 900
Step 3: 900 + 450 = 1350
Step 4: 1350 + 450 = 1800
Step 5: 1800 + 450 = 2250
Step 6: 2250 + 450 = 2700
Step 7: 2700 + 450 = 3150
Step 8: 3150 + 450 = 3600
Step 9: 3600 + 450 = 4050
Step 10: 4050 + 450 = 4500
Step 11: 4500 + 450 = 4950
Step 12: 4950 + 450 = 5400
Step 13: 5400 + 450 = 5850
Step 14: 5850 + 450 = 6300
Step 15: 6300 + 450 = 6750
Step 16: 6750 + 450 = 7200
Step 17: 7200 + 450 = 7650
Step 18: 7650 + 450 = 8100
Step 19: 8100 + 450 = 8550
Step 20: 8550 + 450 = 9000
Step 21: 9000 + 450 = 9450
Step 22: 9450 + 450 = 9900
Step 23: 9900 + 450 = 10350
Step 24: 10350 + 450 = 10800
Step 25: 10800 + 450 = 11250
Step 26: 11250 + 450 = 11700
Step 27: 11700 + 450 = 12150
Step 28: 12150 + 450 = 12600
Step 29: 12600 + 450 = 13050
Step 30: 13050 + 450 = 13500
Step 31: 13500 + 450 = 13950
Step 32: 13950 + 450 = 14400
Step 33: 14400 + 450 = 14850
Step 34: 14850 + 450 = 15300
Step 35: 15300 + 450 = 15750
Step 36: 15750 + 450 = 16200
Step 37: 16200 + 450 = 16650
Step 38: 16650 + 450 = 17100
Step 39: 17100 + 450 = 17550
Step 40: 17550 + 450 = 18000
Step 41: 18000 + 450 = 18450
Step 42: 18450 + 450 = 18900
Step 43: 18900 + 450 = 19350
Step 44: 19350 + 450 = 19800
Step 45: 19800 + 450 = 20250
Step 46: 20250 + 450 = 20700
Step 47: 20700 + 450 = 21150
Step 48: 21150 + 450 = 21600
Step 49: 21600 + 450 = 22050
Step 50: 22050 + 450 = 22500
Step 51: 22500 + 450 = 22950
Step 52: 22950 + 450 = 23400
Step 53: 23400 + 450 = 23850
Step 54: 23850 + 450 = 24300
Step 55: 24300 + 450 = 24750
Step 56: 24750 + 450 = 25200
Step 57: 25200 + 450 = 25650
Step 58: 25650 + 450 = 26100
Step 59: 26100 + 450 = 26550
Step 60: 26550 + 450 = 27000
Step 61: 27000 + 450 = 27450
Step 62: 27450 + 450 = 27900
Step 63: 27900 + 450 = 28350
Step 64: 28350 + 450 = 28800
Step 65: 28800 + 450 = 29250
Step 66: 29250 + 450 = 29700
Step 67: 29700 + 450 = 30150
Step 68: 30150 + 450 = 30600
Step 69: 30600 + 450 = 31050
Step 70: 31050 + 450 = 31500
Step 71: 31500 + 450 = 31950
Step 72: 31950 + 450 = 32400
Step 73: 32400 + 450 = 32850
Step 74: 32850 + 450 = 33300
Step 75: 33300 + 450 = 33750
Step 76: 33750 + 450 = 34200
Step 77: 34200 + 450 = 34650
Step 78: 34650 + 450 = 35100
Step 79: 35100 + 450 = 35550
Step 80: 35550 + 450 = 36000
Step 81: 36000 + 450 = 36450
Step 82: 36450 + 450 = 36900
Step 83: 36900 + 450 = 37350
Step 84: 37350 + 450 = 37800
Step 85: 37800 + 450 = 38250
Step 86: 38250 + 450 = 38700
Step 87: 38700 + 450 = 39150
Step 88: 39150 + 450 = 39600
Step 89: 39600 + 450 = 40050
Step 90: 40050 + 450 = 40500
Step 91: 40500 + 450 = 40950
Step 92: 40950 + 450 = 41400
Step 93: 41400 + 450 = 41850
Step 94: 41850 + 450 = 42300
Step 95: 42300 + 450 = 42750
Step 96: 42750 + 450 = 43200
Step 97: 43200 + 450 = 43650
Step 98: 43650 + 450 = 44100
Step 99: 44100 + 450 = 44550
Step 100: 44550 + 450 = 45000
Step 101: 45000 + 450 = 45450
Step 102: 45450 + 450 = 45900
Step 103: 45900 + 450 = 46350
Step 104: 46350 + 450 = 46800
Step 105: 46800 + 450 = 47250
Step 106: 47250 + 450 = 47700
Step 107: 47700 + 450 = 48150
Step 108: 48150 + 450 = 48600
Step 109: 48600 + 450 = 49050
Step 110: 49050 + 450 = 49500
Step 111: 49500 + 450 = 49950
Step 112: 49950 + 450 = 50400
Step 113: 50400 + 450 = 50850
Step 114: 50850 + 450 = 51300
Step 115: 51300 + 450 = 51750
Step 116: 51750 + 450 = 52200
Step 117: 52200 + 450 = 52650
Step 118: 52650 + 450 = 53100
Step 119: 53100 + 450 = 53550
Step 120: 53550 + 450 = 54000
Step 121: 54000 + 450 = 54450
Step 122: 54450 + 450 = 54900
Step 123: 54900 + 450 = 55350
Step 124: 55350 + 450 = 55800
Step 125: 55800 + 450 = 56250
Step 126: 56250 + 450 = 56700
Step 127: 56700 + 450 = 57150
Step 128: 57150 + 450 = 57600
Step 129: 57600 + 450 = 58050
Step 130: 58050 + 450 = 58500
Step 131: 58500 + 450 = 58950
Step 132: 58950 + 450 = 59400
Step 133: 59400 + 450 = 59850
Step 134: 59850 + 450 = 60300
Step 135: 60300 + 450 = 60750
Step 136: 60750 + 450 = 61200
Step 137: 61200 + 450 = 61650
Step 138: 61650 + 450 = 62100
Step 139: 62100 + 450 = 62550
Step 140: 62550 + 450 = 63000
Step 141: 63000 + 450 = 63450
Step 142: 63450 + 450 = 63900
Step 143: 63900 + 450 = 64350
Step 144: 64350 + 450 = 64800
Step 145: 64800 + 450 = 65250
Step 146: 65250 + 450 = 65700
Step 147: 65700 + 450 = 66150
Step 148: 66150 + 450 = 66600
Step 149: 66600 + 450 = 67050
Step 150: 67050 + 450 = 67500
Step 151: 67500 + 450 = 67950
Step 152: 67950 + 450 = 68400
Step 153: 68400 + 450 = 68850
Step 154: 68850 + 450 = 69300
Step 155: 69300 + 450 = 69750
Step 156: 69750 + 450 = 70200
Step 157: 70200 + 450 = 70650
Step 158: 70650 + 450 = 71100
Step 159: 71100 + 450 = 71550
Step 160: 71550 + 450 = 72000
Step 161: 72000 + 450 = 72450
Step 162: 72450 + 450 = 72900
Step 163: 72900 + 450 = 73350
Step 164: 73350 + 450 = 73800
Step 165: 73800 + 450 = 74250
Step 166: 74250 + 450 = 74700
Step 167: 74700 + 450 = 75150
Step 168: 75150 + 450 = 75600
Step 169: 75600 + 450 = 76050
Step 170: 76050 + 450 = 76500
Step 171: 76500 + 450 = 76950
Step 172: 76950 + 450 = 77400
Step 173: 77400 + 450 = 77850
Step 174: 77850 + 450 = 78300
Step 175: 78300 + 450 = 78750
Step 176: 78750 + 450 = 79200
Step 177: 79200 + 450 = 79650
Step 178: 79650 + 450 = 80100
Step 179: 80100 + 450 = 80550
Step 180: 80550 + 450 = 81000
Step 181: 81000 + 450 = 81450
Step 182: 81450 + 450 = 81900
Step 183: 81900 + 450 = 82350
Step 184: 82350 + 450 = 82800
Step 185: 82800 + 450 = 83250
Step 186: 83250 + 450 = 83700
Step 187: 83700 + 450 = 84150
Step 188: 84150 + 450 = 84600
Step 189: 84600 + 450 = 85050
Step 190: 85050 + 450 = 85500
Step 191: 85500 + 450 = 85950
Step 192: 85950 + 450 = 86400
Step 193: 86400 + 450 = 86850
Step 194: 86850 + 450 = 87300
Step 195: 87300 + 450 = 87750
Step 196: 87750 + 450 = 88200
Step 197: 88200 + 450 = 88650
Step 198: 88650 + 450 = 89100
Step 199: 89100 + 450 = 89550
Step 200: 89550 + 450 = 90000
Step 201: 90000 + 450 = 90450
Step 202: 90450 + 450 = 90900
Step 203: 90900 + 450 = 91350
Step 204: 91350 + 450 = 91800
Step 205: 91800 + 450 = 92250
Step 206: 92250 + 450 = 92700
Step 207: 92700 + 450 = 93150
Step 208: 93150 + 450 = 93600
Step 209: 93600 + 450 = 94050
Step 210: 94050 + 450 = 94500
Step 211: 94500 + 450 = 94950
Step 212: 94950 + 450 = 95400
Step 213: 95400 + 450 = 95850
Step 214: 95850 + 450 = 96300
Step 215: 96300 + 450 = 96750
Step 216: 96750 + 450 = 97200
Step 217: 97200 + 450 = 97650
Step 218: 97650 + 450 = 98100
Step 219: 98100 + 450 = 98550
Step 220: 98550 + 450 = 99000
Step 221: 99000 + 450 = 99450
Step 222: 99450 + 450 = 99900
Step 223: 99900 + 450 = 100350
Step 224: 100350 + 450 = 100800
Step 225: 100800 + 450 = 101250
Step 226: 101250 + 450 = 101700
Step 227: 101700 + 450 = 102150
Step 228: 102150 + 450 = 102600
Step 229: 102600 + 450 = 103050
Step 230: 103050 + 450 = 103500
Step 231: 103500 + 450 = 103950
Step 232: 103950 + 450 = 104400
Step 233: 104400 + 450 = 104850
Step 234: 104850 + 450 = 105300
Step 235: 105300 + 450 = 105750
Step 236: 105750 + 450 = 106200
Step 237: 106200 + 450 = 106650
Step 238: 106650 + 450 = 107100
Step 239: 107100 + 450 = 107550
Step 240: 107550 + 450 = 108000
Step 241: 108000 + 450 = 108450
Step 242: 108450 + 450 = 108900
Step 243: 108900 + 450 = 109350
Step 244: 109350 + 450 = 109800
Step 245: 109800 + 450 = 110250
Step 246: 110250 + 450 = 110700
Step 247: 110700 + 450 = 111150
Step 248: 111150 + 450 = 111600
Step 249: 111600 + 450 = 112050
Step 250: 112050 + 450 = 112500
Step 251: 112500 + 450 = 112950
Step 252: 112950 + 450 = 113400
Step 253: 113400 + 450 = 113850
Step 254: 113850 + 450 = 114300
Step 255: 114300 + 450 = 114750
Step 256: 114750 + 450 = 115200
Step 257: 115200 + 450 = 115650
Step 258: 115650 + 450 = 116100
Step 259: 116100 + 450 = 116550
Step 260: 116550 + 450 = 117000
Step 261: 117000 + 450 = 117450
Step 262: 117450 + 450 = 117900
Step 263: 117900 + 450 = 118350
Step 264: 118350 + 450 = 118800
Step 265: 118800 + 450 = 119250
Step 266: 119250 + 450 = 119700
Step 267: 119700 + 450 = 120150
Step 268: 120150 + 450 = 120600
Step 269: 120600 + 450 = 121050
Step 270: 121050 + 450 = 121500
Step 271: 121500 + 450 = 121950
Step 272: 121950 + 450 = 122400
Step 273: 122400 + 450 = 122850
Step 274: 122850 + 450 = 123300
Step 275: 123300 + 450 = 123750
Step 276: 123750 + 450 = 124200
Step 277: 124200 + 450 = 124650
Step 278: 124650 + 450 = 125100
Step 279: 125100 + 450 = 125550
Step 280: 125550 + 450 = 126000
Step 281: 126000 + 450 = 126450
Step 282: 126450 + 450 = 126900
Step 283: 126900 + 450 = 127350
Step 284: 127350 + 450 = 127800
Step 285: 127800 + 450 = 128250
Step 286: 128250 + 450 = 128700
Step 287: 128700 + 450 = 129150
Step 288: 129150 + 450 = 129600
Step 289: 129600 + 450 = 130050
Step 290: 130050 + 450 = 130500
Step 291: 130500 + 450 = 130950
Step 292: 130950 + 450 = 131400
Step 293: 131400 + 450 = 131850
Step 294: 131850 + 450 = 132300
Step 295: 132300 + 450 = 132750
Step 296: 132750 + 450 = 133200
Step 297: 133200 + 450 = 133650
Step 298: 133650 + 450 = 134100
Step 299: 134100 + 450 = 134550
Step 300: 134550 + 450 = 135000
Step 301: 135000 + 450 = 135450
Step 302: 135450 + 450 = 135900
Step 303: 135900 + 450 = 136350
Step 304: 136350 + 450 = 136800
Step 305: 136800 + 450 = 137250
Step 306: 137250 + 450 = 137700
Step 307: 137700 + 450 = 138150
Step 308: 138150 + 450 = 138600
Step 309: 138600 + 450 = 139050
Step 310: 139050 + 450 = 139500
Step 311: 139500 + 450 = 139950
Step 312: 139950 + 450 = 140400
Step 313: 140400 + 450 = 140850
Step 314: 140850 + 450 = 141300
Step 315: 141300 + 450 = 141750
Step 316: 141750 + 450 = 142200
Step 317: 142200 + 450 = 142650
Step 318: 142650 + 450 = 143100
Step 319: 143100 + 450 = 143550
Step 320: 143550 + 450 = 144000
Step 321: 144000 + 450 = 144450
Step 322: 144450 + 450 = 144900
Step 323: 144900 + 450 = 145350
Step 324: 145350 + 450 = 145800
Step 325: 145800 + 450 = 146250
Step 326: 146250 + 450 = 146700
Step 327: 146700 + 450 = 147150
Step 328: 147150 + 450 = 147600
Step 329: 147600 + 450 = 148050
Step 330: 148050 + 450 = 148500
Step 331: 148500 + 450 = 148950
Step 332: 148950 + 450 = 149400
Step 333: 149400 + 450 = 149850
Step 334: 149850 + 450 = 150300
Step 335: 150300 + 450 = 150750
Step 336: 150750 + 450 = 151200
Step 337: 151200 + 450 = 151650
Step 338: 151650 + 450 = 152100
Step 339: 152100 + 450 = 152550
Step 340: 152550 + 450 = 153000
Step 341: 153000 + 450 = 153450
Step 342: 153450 + 450 = 153900
Step 343: 153900 + 450 = 154350
Step 344: 154350 + 450 = 154800
Step 345: 154800 + 450 = 155250
Step 346: 155250 + 450 = 155700
Step 347: 155700 + 450 = 156150
Step 348: 156150 + 450 = 156600
Step 349: 156600 + 450 = 157050
Step 350: 157050 + 450 = 157500
Step 351: 157500 + 450 = 157950
Step 352: 157950 + 450 = 158400
Step 353: 158400 + 450 = 158850
Step 354: 158850 + 450 = 159300
Step 355: 159300 + 450 = 159750
Step 356: 159750 + 450 = 160200
Step 357: 160200 + 450 = 160650
Step 358: 160650 + 450 = 161100
Step 359: 161100 + 450 = 161550
Step 360: 161550 + 450 = 162000
Step 361: 162000 + 450 = 162450
Step 362: 162450 + 450 = 162900
Step 363: 162900 + 450 = 163350
Step 364: 163350 + 450 = 163800
Step 365: 163800 + 450 = 164250
Step 366: 164250 + 450 = 164700
Step 367: 164700 + 450 = 165150
Step 368: 165150 + 450 = 165600
Step 369: 165600 + 450 = 166050
Step 370: 166050 + 450 = 166500
Step 371: 166500 + 450 = 166950
Step 372: 166950 + 450 = 167400
Step 373: 167400 + 450 = 167850
Step 374: 167850 + 450 = 168300
Step 375: 168300 + 450 = 168750
Step 376: 168750 + 450 = 169200
Step 377: 169200 + 450 = 169650
Step 378: 169650 + 450 = 170100
Step 379: 170100 + 450 = 170550
Step 380: 170550 + 450 = 171000
Step 381: 171000 + 450 = 171450
Step 382: 171450 + 450 = 171900
Step 383: 171900 + 450 = 172350
Step 384: 172350 + 450 = 172800
Step 385: 172800 + 450 = 173250
Step 386: 173250 + 450 = 173700
Step 387: 173700 + 450 = 174150
Step 388: 174150 + 450 = 174600
Step 389: 174600 + 450 = 175050
Step 390: 175050 + 450 = 175500
Step 391: 175500 + 450 = 175950
Step 392: 175950 + 450 = 176400
Step 393: 176400 + 450 = 176850
Step 394: 176850 + 450 = 177300

So, 450*394 = 177300