Alright, let's solve this math problem step by step. First, we have the number 815. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 97. So, we're going to take the number 815 and add it to itself 97 times.
Step 1: 0 + 815 = 815
Step 2: 815 + 815 = 1630
Step 3: 1630 + 815 = 2445
Step 4: 2445 + 815 = 3260
Step 5: 3260 + 815 = 4075
Step 6: 4075 + 815 = 4890
Step 7: 4890 + 815 = 5705
Step 8: 5705 + 815 = 6520
Step 9: 6520 + 815 = 7335
Step 10: 7335 + 815 = 8150
Step 11: 8150 + 815 = 8965
Step 12: 8965 + 815 = 9780
Step 13: 9780 + 815 = 10595
Step 14: 10595 + 815 = 11410
Step 15: 11410 + 815 = 12225
Step 16: 12225 + 815 = 13040
Step 17: 13040 + 815 = 13855
Step 18: 13855 + 815 = 14670
Step 19: 14670 + 815 = 15485
Step 20: 15485 + 815 = 16300
Step 21: 16300 + 815 = 17115
Step 22: 17115 + 815 = 17930
Step 23: 17930 + 815 = 18745
Step 24: 18745 + 815 = 19560
Step 25: 19560 + 815 = 20375
Step 26: 20375 + 815 = 21190
Step 27: 21190 + 815 = 22005
Step 28: 22005 + 815 = 22820
Step 29: 22820 + 815 = 23635
Step 30: 23635 + 815 = 24450
Step 31: 24450 + 815 = 25265
Step 32: 25265 + 815 = 26080
Step 33: 26080 + 815 = 26895
Step 34: 26895 + 815 = 27710
Step 35: 27710 + 815 = 28525
Step 36: 28525 + 815 = 29340
Step 37: 29340 + 815 = 30155
Step 38: 30155 + 815 = 30970
Step 39: 30970 + 815 = 31785
Step 40: 31785 + 815 = 32600
Step 41: 32600 + 815 = 33415
Step 42: 33415 + 815 = 34230
Step 43: 34230 + 815 = 35045
Step 44: 35045 + 815 = 35860
Step 45: 35860 + 815 = 36675
Step 46: 36675 + 815 = 37490
Step 47: 37490 + 815 = 38305
Step 48: 38305 + 815 = 39120
Step 49: 39120 + 815 = 39935
Step 50: 39935 + 815 = 40750
Step 51: 40750 + 815 = 41565
Step 52: 41565 + 815 = 42380
Step 53: 42380 + 815 = 43195
Step 54: 43195 + 815 = 44010
Step 55: 44010 + 815 = 44825
Step 56: 44825 + 815 = 45640
Step 57: 45640 + 815 = 46455
Step 58: 46455 + 815 = 47270
Step 59: 47270 + 815 = 48085
Step 60: 48085 + 815 = 48900
Step 61: 48900 + 815 = 49715
Step 62: 49715 + 815 = 50530
Step 63: 50530 + 815 = 51345
Step 64: 51345 + 815 = 52160
Step 65: 52160 + 815 = 52975
Step 66: 52975 + 815 = 53790
Step 67: 53790 + 815 = 54605
Step 68: 54605 + 815 = 55420
Step 69: 55420 + 815 = 56235
Step 70: 56235 + 815 = 57050
Step 71: 57050 + 815 = 57865
Step 72: 57865 + 815 = 58680
Step 73: 58680 + 815 = 59495
Step 74: 59495 + 815 = 60310
Step 75: 60310 + 815 = 61125
Step 76: 61125 + 815 = 61940
Step 77: 61940 + 815 = 62755
Step 78: 62755 + 815 = 63570
Step 79: 63570 + 815 = 64385
Step 80: 64385 + 815 = 65200
Step 81: 65200 + 815 = 66015
Step 82: 66015 + 815 = 66830
Step 83: 66830 + 815 = 67645
Step 84: 67645 + 815 = 68460
Step 85: 68460 + 815 = 69275
Step 86: 69275 + 815 = 70090
Step 87: 70090 + 815 = 70905
Step 88: 70905 + 815 = 71720
Step 89: 71720 + 815 = 72535
Step 90: 72535 + 815 = 73350
Step 91: 73350 + 815 = 74165
Step 92: 74165 + 815 = 74980
Step 93: 74980 + 815 = 75795
Step 94: 75795 + 815 = 76610
Step 95: 76610 + 815 = 77425
Step 96: 77425 + 815 = 78240
Step 97: 78240 + 815 = 79055

So, 815*97 = 79055