Alright, let's solve this math problem step by step. First, we have the number 835. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 308. So, we're going to take the number 835 and add it to itself 308 times.
Step 1: 0 + 835 = 835
Step 2: 835 + 835 = 1670
Step 3: 1670 + 835 = 2505
Step 4: 2505 + 835 = 3340
Step 5: 3340 + 835 = 4175
Step 6: 4175 + 835 = 5010
Step 7: 5010 + 835 = 5845
Step 8: 5845 + 835 = 6680
Step 9: 6680 + 835 = 7515
Step 10: 7515 + 835 = 8350
Step 11: 8350 + 835 = 9185
Step 12: 9185 + 835 = 10020
Step 13: 10020 + 835 = 10855
Step 14: 10855 + 835 = 11690
Step 15: 11690 + 835 = 12525
Step 16: 12525 + 835 = 13360
Step 17: 13360 + 835 = 14195
Step 18: 14195 + 835 = 15030
Step 19: 15030 + 835 = 15865
Step 20: 15865 + 835 = 16700
Step 21: 16700 + 835 = 17535
Step 22: 17535 + 835 = 18370
Step 23: 18370 + 835 = 19205
Step 24: 19205 + 835 = 20040
Step 25: 20040 + 835 = 20875
Step 26: 20875 + 835 = 21710
Step 27: 21710 + 835 = 22545
Step 28: 22545 + 835 = 23380
Step 29: 23380 + 835 = 24215
Step 30: 24215 + 835 = 25050
Step 31: 25050 + 835 = 25885
Step 32: 25885 + 835 = 26720
Step 33: 26720 + 835 = 27555
Step 34: 27555 + 835 = 28390
Step 35: 28390 + 835 = 29225
Step 36: 29225 + 835 = 30060
Step 37: 30060 + 835 = 30895
Step 38: 30895 + 835 = 31730
Step 39: 31730 + 835 = 32565
Step 40: 32565 + 835 = 33400
Step 41: 33400 + 835 = 34235
Step 42: 34235 + 835 = 35070
Step 43: 35070 + 835 = 35905
Step 44: 35905 + 835 = 36740
Step 45: 36740 + 835 = 37575
Step 46: 37575 + 835 = 38410
Step 47: 38410 + 835 = 39245
Step 48: 39245 + 835 = 40080
Step 49: 40080 + 835 = 40915
Step 50: 40915 + 835 = 41750
Step 51: 41750 + 835 = 42585
Step 52: 42585 + 835 = 43420
Step 53: 43420 + 835 = 44255
Step 54: 44255 + 835 = 45090
Step 55: 45090 + 835 = 45925
Step 56: 45925 + 835 = 46760
Step 57: 46760 + 835 = 47595
Step 58: 47595 + 835 = 48430
Step 59: 48430 + 835 = 49265
Step 60: 49265 + 835 = 50100
Step 61: 50100 + 835 = 50935
Step 62: 50935 + 835 = 51770
Step 63: 51770 + 835 = 52605
Step 64: 52605 + 835 = 53440
Step 65: 53440 + 835 = 54275
Step 66: 54275 + 835 = 55110
Step 67: 55110 + 835 = 55945
Step 68: 55945 + 835 = 56780
Step 69: 56780 + 835 = 57615
Step 70: 57615 + 835 = 58450
Step 71: 58450 + 835 = 59285
Step 72: 59285 + 835 = 60120
Step 73: 60120 + 835 = 60955
Step 74: 60955 + 835 = 61790
Step 75: 61790 + 835 = 62625
Step 76: 62625 + 835 = 63460
Step 77: 63460 + 835 = 64295
Step 78: 64295 + 835 = 65130
Step 79: 65130 + 835 = 65965
Step 80: 65965 + 835 = 66800
Step 81: 66800 + 835 = 67635
Step 82: 67635 + 835 = 68470
Step 83: 68470 + 835 = 69305
Step 84: 69305 + 835 = 70140
Step 85: 70140 + 835 = 70975
Step 86: 70975 + 835 = 71810
Step 87: 71810 + 835 = 72645
Step 88: 72645 + 835 = 73480
Step 89: 73480 + 835 = 74315
Step 90: 74315 + 835 = 75150
Step 91: 75150 + 835 = 75985
Step 92: 75985 + 835 = 76820
Step 93: 76820 + 835 = 77655
Step 94: 77655 + 835 = 78490
Step 95: 78490 + 835 = 79325
Step 96: 79325 + 835 = 80160
Step 97: 80160 + 835 = 80995
Step 98: 80995 + 835 = 81830
Step 99: 81830 + 835 = 82665
Step 100: 82665 + 835 = 83500
Step 101: 83500 + 835 = 84335
Step 102: 84335 + 835 = 85170
Step 103: 85170 + 835 = 86005
Step 104: 86005 + 835 = 86840
Step 105: 86840 + 835 = 87675
Step 106: 87675 + 835 = 88510
Step 107: 88510 + 835 = 89345
Step 108: 89345 + 835 = 90180
Step 109: 90180 + 835 = 91015
Step 110: 91015 + 835 = 91850
Step 111: 91850 + 835 = 92685
Step 112: 92685 + 835 = 93520
Step 113: 93520 + 835 = 94355
Step 114: 94355 + 835 = 95190
Step 115: 95190 + 835 = 96025
Step 116: 96025 + 835 = 96860
Step 117: 96860 + 835 = 97695
Step 118: 97695 + 835 = 98530
Step 119: 98530 + 835 = 99365
Step 120: 99365 + 835 = 100200
Step 121: 100200 + 835 = 101035
Step 122: 101035 + 835 = 101870
Step 123: 101870 + 835 = 102705
Step 124: 102705 + 835 = 103540
Step 125: 103540 + 835 = 104375
Step 126: 104375 + 835 = 105210
Step 127: 105210 + 835 = 106045
Step 128: 106045 + 835 = 106880
Step 129: 106880 + 835 = 107715
Step 130: 107715 + 835 = 108550
Step 131: 108550 + 835 = 109385
Step 132: 109385 + 835 = 110220
Step 133: 110220 + 835 = 111055
Step 134: 111055 + 835 = 111890
Step 135: 111890 + 835 = 112725
Step 136: 112725 + 835 = 113560
Step 137: 113560 + 835 = 114395
Step 138: 114395 + 835 = 115230
Step 139: 115230 + 835 = 116065
Step 140: 116065 + 835 = 116900
Step 141: 116900 + 835 = 117735
Step 142: 117735 + 835 = 118570
Step 143: 118570 + 835 = 119405
Step 144: 119405 + 835 = 120240
Step 145: 120240 + 835 = 121075
Step 146: 121075 + 835 = 121910
Step 147: 121910 + 835 = 122745
Step 148: 122745 + 835 = 123580
Step 149: 123580 + 835 = 124415
Step 150: 124415 + 835 = 125250
Step 151: 125250 + 835 = 126085
Step 152: 126085 + 835 = 126920
Step 153: 126920 + 835 = 127755
Step 154: 127755 + 835 = 128590
Step 155: 128590 + 835 = 129425
Step 156: 129425 + 835 = 130260
Step 157: 130260 + 835 = 131095
Step 158: 131095 + 835 = 131930
Step 159: 131930 + 835 = 132765
Step 160: 132765 + 835 = 133600
Step 161: 133600 + 835 = 134435
Step 162: 134435 + 835 = 135270
Step 163: 135270 + 835 = 136105
Step 164: 136105 + 835 = 136940
Step 165: 136940 + 835 = 137775
Step 166: 137775 + 835 = 138610
Step 167: 138610 + 835 = 139445
Step 168: 139445 + 835 = 140280
Step 169: 140280 + 835 = 141115
Step 170: 141115 + 835 = 141950
Step 171: 141950 + 835 = 142785
Step 172: 142785 + 835 = 143620
Step 173: 143620 + 835 = 144455
Step 174: 144455 + 835 = 145290
Step 175: 145290 + 835 = 146125
Step 176: 146125 + 835 = 146960
Step 177: 146960 + 835 = 147795
Step 178: 147795 + 835 = 148630
Step 179: 148630 + 835 = 149465
Step 180: 149465 + 835 = 150300
Step 181: 150300 + 835 = 151135
Step 182: 151135 + 835 = 151970
Step 183: 151970 + 835 = 152805
Step 184: 152805 + 835 = 153640
Step 185: 153640 + 835 = 154475
Step 186: 154475 + 835 = 155310
Step 187: 155310 + 835 = 156145
Step 188: 156145 + 835 = 156980
Step 189: 156980 + 835 = 157815
Step 190: 157815 + 835 = 158650
Step 191: 158650 + 835 = 159485
Step 192: 159485 + 835 = 160320
Step 193: 160320 + 835 = 161155
Step 194: 161155 + 835 = 161990
Step 195: 161990 + 835 = 162825
Step 196: 162825 + 835 = 163660
Step 197: 163660 + 835 = 164495
Step 198: 164495 + 835 = 165330
Step 199: 165330 + 835 = 166165
Step 200: 166165 + 835 = 167000
Step 201: 167000 + 835 = 167835
Step 202: 167835 + 835 = 168670
Step 203: 168670 + 835 = 169505
Step 204: 169505 + 835 = 170340
Step 205: 170340 + 835 = 171175
Step 206: 171175 + 835 = 172010
Step 207: 172010 + 835 = 172845
Step 208: 172845 + 835 = 173680
Step 209: 173680 + 835 = 174515
Step 210: 174515 + 835 = 175350
Step 211: 175350 + 835 = 176185
Step 212: 176185 + 835 = 177020
Step 213: 177020 + 835 = 177855
Step 214: 177855 + 835 = 178690
Step 215: 178690 + 835 = 179525
Step 216: 179525 + 835 = 180360
Step 217: 180360 + 835 = 181195
Step 218: 181195 + 835 = 182030
Step 219: 182030 + 835 = 182865
Step 220: 182865 + 835 = 183700
Step 221: 183700 + 835 = 184535
Step 222: 184535 + 835 = 185370
Step 223: 185370 + 835 = 186205
Step 224: 186205 + 835 = 187040
Step 225: 187040 + 835 = 187875
Step 226: 187875 + 835 = 188710
Step 227: 188710 + 835 = 189545
Step 228: 189545 + 835 = 190380
Step 229: 190380 + 835 = 191215
Step 230: 191215 + 835 = 192050
Step 231: 192050 + 835 = 192885
Step 232: 192885 + 835 = 193720
Step 233: 193720 + 835 = 194555
Step 234: 194555 + 835 = 195390
Step 235: 195390 + 835 = 196225
Step 236: 196225 + 835 = 197060
Step 237: 197060 + 835 = 197895
Step 238: 197895 + 835 = 198730
Step 239: 198730 + 835 = 199565
Step 240: 199565 + 835 = 200400
Step 241: 200400 + 835 = 201235
Step 242: 201235 + 835 = 202070
Step 243: 202070 + 835 = 202905
Step 244: 202905 + 835 = 203740
Step 245: 203740 + 835 = 204575
Step 246: 204575 + 835 = 205410
Step 247: 205410 + 835 = 206245
Step 248: 206245 + 835 = 207080
Step 249: 207080 + 835 = 207915
Step 250: 207915 + 835 = 208750
Step 251: 208750 + 835 = 209585
Step 252: 209585 + 835 = 210420
Step 253: 210420 + 835 = 211255
Step 254: 211255 + 835 = 212090
Step 255: 212090 + 835 = 212925
Step 256: 212925 + 835 = 213760
Step 257: 213760 + 835 = 214595
Step 258: 214595 + 835 = 215430
Step 259: 215430 + 835 = 216265
Step 260: 216265 + 835 = 217100
Step 261: 217100 + 835 = 217935
Step 262: 217935 + 835 = 218770
Step 263: 218770 + 835 = 219605
Step 264: 219605 + 835 = 220440
Step 265: 220440 + 835 = 221275
Step 266: 221275 + 835 = 222110
Step 267: 222110 + 835 = 222945
Step 268: 222945 + 835 = 223780
Step 269: 223780 + 835 = 224615
Step 270: 224615 + 835 = 225450
Step 271: 225450 + 835 = 226285
Step 272: 226285 + 835 = 227120
Step 273: 227120 + 835 = 227955
Step 274: 227955 + 835 = 228790
Step 275: 228790 + 835 = 229625
Step 276: 229625 + 835 = 230460
Step 277: 230460 + 835 = 231295
Step 278: 231295 + 835 = 232130
Step 279: 232130 + 835 = 232965
Step 280: 232965 + 835 = 233800
Step 281: 233800 + 835 = 234635
Step 282: 234635 + 835 = 235470
Step 283: 235470 + 835 = 236305
Step 284: 236305 + 835 = 237140
Step 285: 237140 + 835 = 237975
Step 286: 237975 + 835 = 238810
Step 287: 238810 + 835 = 239645
Step 288: 239645 + 835 = 240480
Step 289: 240480 + 835 = 241315
Step 290: 241315 + 835 = 242150
Step 291: 242150 + 835 = 242985
Step 292: 242985 + 835 = 243820
Step 293: 243820 + 835 = 244655
Step 294: 244655 + 835 = 245490
Step 295: 245490 + 835 = 246325
Step 296: 246325 + 835 = 247160
Step 297: 247160 + 835 = 247995
Step 298: 247995 + 835 = 248830
Step 299: 248830 + 835 = 249665
Step 300: 249665 + 835 = 250500
Step 301: 250500 + 835 = 251335
Step 302: 251335 + 835 = 252170
Step 303: 252170 + 835 = 253005
Step 304: 253005 + 835 = 253840
Step 305: 253840 + 835 = 254675
Step 306: 254675 + 835 = 255510
Step 307: 255510 + 835 = 256345
Step 308: 256345 + 835 = 257180

So, 835*308 = 257180