Alright, let's solve this math problem step by step. First, we have the number 920. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 387. So, we're going to take the number 920 and add it to itself 387 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

So, 920*387 = 356040