Let's get this math done. We have 920 and we're going to multiply it by 442. This is the same as taking 920 and adding it to itself 442 times.
Step 1: 0 + 920 = 920
Step 2: 920 + 920 = 1840
Step 3: 1840 + 920 = 2760
Step 4: 2760 + 920 = 3680
Step 5: 3680 + 920 = 4600
Step 6: 4600 + 920 = 5520
Step 7: 5520 + 920 = 6440
Step 8: 6440 + 920 = 7360
Step 9: 7360 + 920 = 8280
Step 10: 8280 + 920 = 9200
Step 11: 9200 + 920 = 10120
Step 12: 10120 + 920 = 11040
Step 13: 11040 + 920 = 11960
Step 14: 11960 + 920 = 12880
Step 15: 12880 + 920 = 13800
Step 16: 13800 + 920 = 14720
Step 17: 14720 + 920 = 15640
Step 18: 15640 + 920 = 16560
Step 19: 16560 + 920 = 17480
Step 20: 17480 + 920 = 18400
Step 21: 18400 + 920 = 19320
Step 22: 19320 + 920 = 20240
Step 23: 20240 + 920 = 21160
Step 24: 21160 + 920 = 22080
Step 25: 22080 + 920 = 23000
Step 26: 23000 + 920 = 23920
Step 27: 23920 + 920 = 24840
Step 28: 24840 + 920 = 25760
Step 29: 25760 + 920 = 26680
Step 30: 26680 + 920 = 27600
Step 31: 27600 + 920 = 28520
Step 32: 28520 + 920 = 29440
Step 33: 29440 + 920 = 30360
Step 34: 30360 + 920 = 31280
Step 35: 31280 + 920 = 32200
Step 36: 32200 + 920 = 33120
Step 37: 33120 + 920 = 34040
Step 38: 34040 + 920 = 34960
Step 39: 34960 + 920 = 35880
Step 40: 35880 + 920 = 36800
Step 41: 36800 + 920 = 37720
Step 42: 37720 + 920 = 38640
Step 43: 38640 + 920 = 39560
Step 44: 39560 + 920 = 40480
Step 45: 40480 + 920 = 41400
Step 46: 41400 + 920 = 42320
Step 47: 42320 + 920 = 43240
Step 48: 43240 + 920 = 44160
Step 49: 44160 + 920 = 45080
Step 50: 45080 + 920 = 46000
Step 51: 46000 + 920 = 46920
Step 52: 46920 + 920 = 47840
Step 53: 47840 + 920 = 48760
Step 54: 48760 + 920 = 49680
Step 55: 49680 + 920 = 50600
Step 56: 50600 + 920 = 51520
Step 57: 51520 + 920 = 52440
Step 58: 52440 + 920 = 53360
Step 59: 53360 + 920 = 54280
Step 60: 54280 + 920 = 55200
Step 61: 55200 + 920 = 56120
Step 62: 56120 + 920 = 57040
Step 63: 57040 + 920 = 57960
Step 64: 57960 + 920 = 58880
Step 65: 58880 + 920 = 59800
Step 66: 59800 + 920 = 60720
Step 67: 60720 + 920 = 61640
Step 68: 61640 + 920 = 62560
Step 69: 62560 + 920 = 63480
Step 70: 63480 + 920 = 64400
Step 71: 64400 + 920 = 65320
Step 72: 65320 + 920 = 66240
Step 73: 66240 + 920 = 67160
Step 74: 67160 + 920 = 68080
Step 75: 68080 + 920 = 69000
Step 76: 69000 + 920 = 69920
Step 77: 69920 + 920 = 70840
Step 78: 70840 + 920 = 71760
Step 79: 71760 + 920 = 72680
Step 80: 72680 + 920 = 73600
Step 81: 73600 + 920 = 74520
Step 82: 74520 + 920 = 75440
Step 83: 75440 + 920 = 76360
Step 84: 76360 + 920 = 77280
Step 85: 77280 + 920 = 78200
Step 86: 78200 + 920 = 79120
Step 87: 79120 + 920 = 80040
Step 88: 80040 + 920 = 80960
Step 89: 80960 + 920 = 81880
Step 90: 81880 + 920 = 82800
Step 91: 82800 + 920 = 83720
Step 92: 83720 + 920 = 84640
Step 93: 84640 + 920 = 85560
Step 94: 85560 + 920 = 86480
Step 95: 86480 + 920 = 87400
Step 96: 87400 + 920 = 88320
Step 97: 88320 + 920 = 89240
Step 98: 89240 + 920 = 90160
Step 99: 90160 + 920 = 91080
Step 100: 91080 + 920 = 92000
Step 101: 92000 + 920 = 92920
Step 102: 92920 + 920 = 93840
Step 103: 93840 + 920 = 94760
Step 104: 94760 + 920 = 95680
Step 105: 95680 + 920 = 96600
Step 106: 96600 + 920 = 97520
Step 107: 97520 + 920 = 98440
Step 108: 98440 + 920 = 99360
Step 109: 99360 + 920 = 100280
Step 110: 100280 + 920 = 101200
Step 111: 101200 + 920 = 102120
Step 112: 102120 + 920 = 103040
Step 113: 103040 + 920 = 103960
Step 114: 103960 + 920 = 104880
Step 115: 104880 + 920 = 105800
Step 116: 105800 + 920 = 106720
Step 117: 106720 + 920 = 107640
Step 118: 107640 + 920 = 108560
Step 119: 108560 + 920 = 109480
Step 120: 109480 + 920 = 110400
Step 121: 110400 + 920 = 111320
Step 122: 111320 + 920 = 112240
Step 123: 112240 + 920 = 113160
Step 124: 113160 + 920 = 114080
Step 125: 114080 + 920 = 115000
Step 126: 115000 + 920 = 115920
Step 127: 115920 + 920 = 116840
Step 128: 116840 + 920 = 117760
Step 129: 117760 + 920 = 118680
Step 130: 118680 + 920 = 119600
Step 131: 119600 + 920 = 120520
Step 132: 120520 + 920 = 121440
Step 133: 121440 + 920 = 122360
Step 134: 122360 + 920 = 123280
Step 135: 123280 + 920 = 124200
Step 136: 124200 + 920 = 125120
Step 137: 125120 + 920 = 126040
Step 138: 126040 + 920 = 126960
Step 139: 126960 + 920 = 127880
Step 140: 127880 + 920 = 128800
Step 141: 128800 + 920 = 129720
Step 142: 129720 + 920 = 130640
Step 143: 130640 + 920 = 131560
Step 144: 131560 + 920 = 132480
Step 145: 132480 + 920 = 133400
Step 146: 133400 + 920 = 134320
Step 147: 134320 + 920 = 135240
Step 148: 135240 + 920 = 136160
Step 149: 136160 + 920 = 137080
Step 150: 137080 + 920 = 138000
Step 151: 138000 + 920 = 138920
Step 152: 138920 + 920 = 139840
Step 153: 139840 + 920 = 140760
Step 154: 140760 + 920 = 141680
Step 155: 141680 + 920 = 142600
Step 156: 142600 + 920 = 143520
Step 157: 143520 + 920 = 144440
Step 158: 144440 + 920 = 145360
Step 159: 145360 + 920 = 146280
Step 160: 146280 + 920 = 147200
Step 161: 147200 + 920 = 148120
Step 162: 148120 + 920 = 149040
Step 163: 149040 + 920 = 149960
Step 164: 149960 + 920 = 150880
Step 165: 150880 + 920 = 151800
Step 166: 151800 + 920 = 152720
Step 167: 152720 + 920 = 153640
Step 168: 153640 + 920 = 154560
Step 169: 154560 + 920 = 155480
Step 170: 155480 + 920 = 156400
Step 171: 156400 + 920 = 157320
Step 172: 157320 + 920 = 158240
Step 173: 158240 + 920 = 159160
Step 174: 159160 + 920 = 160080
Step 175: 160080 + 920 = 161000
Step 176: 161000 + 920 = 161920
Step 177: 161920 + 920 = 162840
Step 178: 162840 + 920 = 163760
Step 179: 163760 + 920 = 164680
Step 180: 164680 + 920 = 165600
Step 181: 165600 + 920 = 166520
Step 182: 166520 + 920 = 167440
Step 183: 167440 + 920 = 168360
Step 184: 168360 + 920 = 169280
Step 185: 169280 + 920 = 170200
Step 186: 170200 + 920 = 171120
Step 187: 171120 + 920 = 172040
Step 188: 172040 + 920 = 172960
Step 189: 172960 + 920 = 173880
Step 190: 173880 + 920 = 174800
Step 191: 174800 + 920 = 175720
Step 192: 175720 + 920 = 176640
Step 193: 176640 + 920 = 177560
Step 194: 177560 + 920 = 178480
Step 195: 178480 + 920 = 179400
Step 196: 179400 + 920 = 180320
Step 197: 180320 + 920 = 181240
Step 198: 181240 + 920 = 182160
Step 199: 182160 + 920 = 183080
Step 200: 183080 + 920 = 184000
Step 201: 184000 + 920 = 184920
Step 202: 184920 + 920 = 185840
Step 203: 185840 + 920 = 186760
Step 204: 186760 + 920 = 187680
Step 205: 187680 + 920 = 188600
Step 206: 188600 + 920 = 189520
Step 207: 189520 + 920 = 190440
Step 208: 190440 + 920 = 191360
Step 209: 191360 + 920 = 192280
Step 210: 192280 + 920 = 193200
Step 211: 193200 + 920 = 194120
Step 212: 194120 + 920 = 195040
Step 213: 195040 + 920 = 195960
Step 214: 195960 + 920 = 196880
Step 215: 196880 + 920 = 197800
Step 216: 197800 + 920 = 198720
Step 217: 198720 + 920 = 199640
Step 218: 199640 + 920 = 200560
Step 219: 200560 + 920 = 201480
Step 220: 201480 + 920 = 202400
Step 221: 202400 + 920 = 203320
Step 222: 203320 + 920 = 204240
Step 223: 204240 + 920 = 205160
Step 224: 205160 + 920 = 206080
Step 225: 206080 + 920 = 207000
Step 226: 207000 + 920 = 207920
Step 227: 207920 + 920 = 208840
Step 228: 208840 + 920 = 209760
Step 229: 209760 + 920 = 210680
Step 230: 210680 + 920 = 211600
Step 231: 211600 + 920 = 212520
Step 232: 212520 + 920 = 213440
Step 233: 213440 + 920 = 214360
Step 234: 214360 + 920 = 215280
Step 235: 215280 + 920 = 216200
Step 236: 216200 + 920 = 217120
Step 237: 217120 + 920 = 218040
Step 238: 218040 + 920 = 218960
Step 239: 218960 + 920 = 219880
Step 240: 219880 + 920 = 220800
Step 241: 220800 + 920 = 221720
Step 242: 221720 + 920 = 222640
Step 243: 222640 + 920 = 223560
Step 244: 223560 + 920 = 224480
Step 245: 224480 + 920 = 225400
Step 246: 225400 + 920 = 226320
Step 247: 226320 + 920 = 227240
Step 248: 227240 + 920 = 228160
Step 249: 228160 + 920 = 229080
Step 250: 229080 + 920 = 230000
Step 251: 230000 + 920 = 230920
Step 252: 230920 + 920 = 231840
Step 253: 231840 + 920 = 232760
Step 254: 232760 + 920 = 233680
Step 255: 233680 + 920 = 234600
Step 256: 234600 + 920 = 235520
Step 257: 235520 + 920 = 236440
Step 258: 236440 + 920 = 237360
Step 259: 237360 + 920 = 238280
Step 260: 238280 + 920 = 239200
Step 261: 239200 + 920 = 240120
Step 262: 240120 + 920 = 241040
Step 263: 241040 + 920 = 241960
Step 264: 241960 + 920 = 242880
Step 265: 242880 + 920 = 243800
Step 266: 243800 + 920 = 244720
Step 267: 244720 + 920 = 245640
Step 268: 245640 + 920 = 246560
Step 269: 246560 + 920 = 247480
Step 270: 247480 + 920 = 248400
Step 271: 248400 + 920 = 249320
Step 272: 249320 + 920 = 250240
Step 273: 250240 + 920 = 251160
Step 274: 251160 + 920 = 252080
Step 275: 252080 + 920 = 253000
Step 276: 253000 + 920 = 253920
Step 277: 253920 + 920 = 254840
Step 278: 254840 + 920 = 255760
Step 279: 255760 + 920 = 256680
Step 280: 256680 + 920 = 257600
Step 281: 257600 + 920 = 258520
Step 282: 258520 + 920 = 259440
Step 283: 259440 + 920 = 260360
Step 284: 260360 + 920 = 261280
Step 285: 261280 + 920 = 262200
Step 286: 262200 + 920 = 263120
Step 287: 263120 + 920 = 264040
Step 288: 264040 + 920 = 264960
Step 289: 264960 + 920 = 265880
Step 290: 265880 + 920 = 266800
Step 291: 266800 + 920 = 267720
Step 292: 267720 + 920 = 268640
Step 293: 268640 + 920 = 269560
Step 294: 269560 + 920 = 270480
Step 295: 270480 + 920 = 271400
Step 296: 271400 + 920 = 272320
Step 297: 272320 + 920 = 273240
Step 298: 273240 + 920 = 274160
Step 299: 274160 + 920 = 275080
Step 300: 275080 + 920 = 276000
Step 301: 276000 + 920 = 276920
Step 302: 276920 + 920 = 277840
Step 303: 277840 + 920 = 278760
Step 304: 278760 + 920 = 279680
Step 305: 279680 + 920 = 280600
Step 306: 280600 + 920 = 281520
Step 307: 281520 + 920 = 282440
Step 308: 282440 + 920 = 283360
Step 309: 283360 + 920 = 284280
Step 310: 284280 + 920 = 285200
Step 311: 285200 + 920 = 286120
Step 312: 286120 + 920 = 287040
Step 313: 287040 + 920 = 287960
Step 314: 287960 + 920 = 288880
Step 315: 288880 + 920 = 289800
Step 316: 289800 + 920 = 290720
Step 317: 290720 + 920 = 291640
Step 318: 291640 + 920 = 292560
Step 319: 292560 + 920 = 293480
Step 320: 293480 + 920 = 294400
Step 321: 294400 + 920 = 295320
Step 322: 295320 + 920 = 296240
Step 323: 296240 + 920 = 297160
Step 324: 297160 + 920 = 298080
Step 325: 298080 + 920 = 299000
Step 326: 299000 + 920 = 299920
Step 327: 299920 + 920 = 300840
Step 328: 300840 + 920 = 301760
Step 329: 301760 + 920 = 302680
Step 330: 302680 + 920 = 303600
Step 331: 303600 + 920 = 304520
Step 332: 304520 + 920 = 305440
Step 333: 305440 + 920 = 306360
Step 334: 306360 + 920 = 307280
Step 335: 307280 + 920 = 308200
Step 336: 308200 + 920 = 309120
Step 337: 309120 + 920 = 310040
Step 338: 310040 + 920 = 310960
Step 339: 310960 + 920 = 311880
Step 340: 311880 + 920 = 312800
Step 341: 312800 + 920 = 313720
Step 342: 313720 + 920 = 314640
Step 343: 314640 + 920 = 315560
Step 344: 315560 + 920 = 316480
Step 345: 316480 + 920 = 317400
Step 346: 317400 + 920 = 318320
Step 347: 318320 + 920 = 319240
Step 348: 319240 + 920 = 320160
Step 349: 320160 + 920 = 321080
Step 350: 321080 + 920 = 322000
Step 351: 322000 + 920 = 322920
Step 352: 322920 + 920 = 323840
Step 353: 323840 + 920 = 324760
Step 354: 324760 + 920 = 325680
Step 355: 325680 + 920 = 326600
Step 356: 326600 + 920 = 327520
Step 357: 327520 + 920 = 328440
Step 358: 328440 + 920 = 329360
Step 359: 329360 + 920 = 330280
Step 360: 330280 + 920 = 331200
Step 361: 331200 + 920 = 332120
Step 362: 332120 + 920 = 333040
Step 363: 333040 + 920 = 333960
Step 364: 333960 + 920 = 334880
Step 365: 334880 + 920 = 335800
Step 366: 335800 + 920 = 336720
Step 367: 336720 + 920 = 337640
Step 368: 337640 + 920 = 338560
Step 369: 338560 + 920 = 339480
Step 370: 339480 + 920 = 340400
Step 371: 340400 + 920 = 341320
Step 372: 341320 + 920 = 342240
Step 373: 342240 + 920 = 343160
Step 374: 343160 + 920 = 344080
Step 375: 344080 + 920 = 345000
Step 376: 345000 + 920 = 345920
Step 377: 345920 + 920 = 346840
Step 378: 346840 + 920 = 347760
Step 379: 347760 + 920 = 348680
Step 380: 348680 + 920 = 349600
Step 381: 349600 + 920 = 350520
Step 382: 350520 + 920 = 351440
Step 383: 351440 + 920 = 352360
Step 384: 352360 + 920 = 353280
Step 385: 353280 + 920 = 354200
Step 386: 354200 + 920 = 355120
Step 387: 355120 + 920 = 356040
Step 388: 356040 + 920 = 356960
Step 389: 356960 + 920 = 357880
Step 390: 357880 + 920 = 358800
Step 391: 358800 + 920 = 359720
Step 392: 359720 + 920 = 360640
Step 393: 360640 + 920 = 361560
Step 394: 361560 + 920 = 362480
Step 395: 362480 + 920 = 363400
Step 396: 363400 + 920 = 364320
Step 397: 364320 + 920 = 365240
Step 398: 365240 + 920 = 366160
Step 399: 366160 + 920 = 367080
Step 400: 367080 + 920 = 368000
Step 401: 368000 + 920 = 368920
Step 402: 368920 + 920 = 369840
Step 403: 369840 + 920 = 370760
Step 404: 370760 + 920 = 371680
Step 405: 371680 + 920 = 372600
Step 406: 372600 + 920 = 373520
Step 407: 373520 + 920 = 374440
Step 408: 374440 + 920 = 375360
Step 409: 375360 + 920 = 376280
Step 410: 376280 + 920 = 377200
Step 411: 377200 + 920 = 378120
Step 412: 378120 + 920 = 379040
Step 413: 379040 + 920 = 379960
Step 414: 379960 + 920 = 380880
Step 415: 380880 + 920 = 381800
Step 416: 381800 + 920 = 382720
Step 417: 382720 + 920 = 383640
Step 418: 383640 + 920 = 384560
Step 419: 384560 + 920 = 385480
Step 420: 385480 + 920 = 386400
Step 421: 386400 + 920 = 387320
Step 422: 387320 + 920 = 388240
Step 423: 388240 + 920 = 389160
Step 424: 389160 + 920 = 390080
Step 425: 390080 + 920 = 391000
Step 426: 391000 + 920 = 391920
Step 427: 391920 + 920 = 392840
Step 428: 392840 + 920 = 393760
Step 429: 393760 + 920 = 394680
Step 430: 394680 + 920 = 395600
Step 431: 395600 + 920 = 396520
Step 432: 396520 + 920 = 397440
Step 433: 397440 + 920 = 398360
Step 434: 398360 + 920 = 399280
Step 435: 399280 + 920 = 400200
Step 436: 400200 + 920 = 401120
Step 437: 401120 + 920 = 402040
Step 438: 402040 + 920 = 402960
Step 439: 402960 + 920 = 403880
Step 440: 403880 + 920 = 404800
Step 441: 404800 + 920 = 405720
Step 442: 405720 + 920 = 406640

So, 920*442 = 406640