Alright, let's solve this math problem step by step. First, we have the number 825. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 145. So, we're going to take the number 825 and add it to itself 145 times.
Step 1: 0 + 825 = 825
Step 2: 825 + 825 = 1650
Step 3: 1650 + 825 = 2475
Step 4: 2475 + 825 = 3300
Step 5: 3300 + 825 = 4125
Step 6: 4125 + 825 = 4950
Step 7: 4950 + 825 = 5775
Step 8: 5775 + 825 = 6600
Step 9: 6600 + 825 = 7425
Step 10: 7425 + 825 = 8250
Step 11: 8250 + 825 = 9075
Step 12: 9075 + 825 = 9900
Step 13: 9900 + 825 = 10725
Step 14: 10725 + 825 = 11550
Step 15: 11550 + 825 = 12375
Step 16: 12375 + 825 = 13200
Step 17: 13200 + 825 = 14025
Step 18: 14025 + 825 = 14850
Step 19: 14850 + 825 = 15675
Step 20: 15675 + 825 = 16500
Step 21: 16500 + 825 = 17325
Step 22: 17325 + 825 = 18150
Step 23: 18150 + 825 = 18975
Step 24: 18975 + 825 = 19800
Step 25: 19800 + 825 = 20625
Step 26: 20625 + 825 = 21450
Step 27: 21450 + 825 = 22275
Step 28: 22275 + 825 = 23100
Step 29: 23100 + 825 = 23925
Step 30: 23925 + 825 = 24750
Step 31: 24750 + 825 = 25575
Step 32: 25575 + 825 = 26400
Step 33: 26400 + 825 = 27225
Step 34: 27225 + 825 = 28050
Step 35: 28050 + 825 = 28875
Step 36: 28875 + 825 = 29700
Step 37: 29700 + 825 = 30525
Step 38: 30525 + 825 = 31350
Step 39: 31350 + 825 = 32175
Step 40: 32175 + 825 = 33000
Step 41: 33000 + 825 = 33825
Step 42: 33825 + 825 = 34650
Step 43: 34650 + 825 = 35475
Step 44: 35475 + 825 = 36300
Step 45: 36300 + 825 = 37125
Step 46: 37125 + 825 = 37950
Step 47: 37950 + 825 = 38775
Step 48: 38775 + 825 = 39600
Step 49: 39600 + 825 = 40425
Step 50: 40425 + 825 = 41250
Step 51: 41250 + 825 = 42075
Step 52: 42075 + 825 = 42900
Step 53: 42900 + 825 = 43725
Step 54: 43725 + 825 = 44550
Step 55: 44550 + 825 = 45375
Step 56: 45375 + 825 = 46200
Step 57: 46200 + 825 = 47025
Step 58: 47025 + 825 = 47850
Step 59: 47850 + 825 = 48675
Step 60: 48675 + 825 = 49500
Step 61: 49500 + 825 = 50325
Step 62: 50325 + 825 = 51150
Step 63: 51150 + 825 = 51975
Step 64: 51975 + 825 = 52800
Step 65: 52800 + 825 = 53625
Step 66: 53625 + 825 = 54450
Step 67: 54450 + 825 = 55275
Step 68: 55275 + 825 = 56100
Step 69: 56100 + 825 = 56925
Step 70: 56925 + 825 = 57750
Step 71: 57750 + 825 = 58575
Step 72: 58575 + 825 = 59400
Step 73: 59400 + 825 = 60225
Step 74: 60225 + 825 = 61050
Step 75: 61050 + 825 = 61875
Step 76: 61875 + 825 = 62700
Step 77: 62700 + 825 = 63525
Step 78: 63525 + 825 = 64350
Step 79: 64350 + 825 = 65175
Step 80: 65175 + 825 = 66000
Step 81: 66000 + 825 = 66825
Step 82: 66825 + 825 = 67650
Step 83: 67650 + 825 = 68475
Step 84: 68475 + 825 = 69300
Step 85: 69300 + 825 = 70125
Step 86: 70125 + 825 = 70950
Step 87: 70950 + 825 = 71775
Step 88: 71775 + 825 = 72600
Step 89: 72600 + 825 = 73425
Step 90: 73425 + 825 = 74250
Step 91: 74250 + 825 = 75075
Step 92: 75075 + 825 = 75900
Step 93: 75900 + 825 = 76725
Step 94: 76725 + 825 = 77550
Step 95: 77550 + 825 = 78375
Step 96: 78375 + 825 = 79200
Step 97: 79200 + 825 = 80025
Step 98: 80025 + 825 = 80850
Step 99: 80850 + 825 = 81675
Step 100: 81675 + 825 = 82500
Step 101: 82500 + 825 = 83325
Step 102: 83325 + 825 = 84150
Step 103: 84150 + 825 = 84975
Step 104: 84975 + 825 = 85800
Step 105: 85800 + 825 = 86625
Step 106: 86625 + 825 = 87450
Step 107: 87450 + 825 = 88275
Step 108: 88275 + 825 = 89100
Step 109: 89100 + 825 = 89925
Step 110: 89925 + 825 = 90750
Step 111: 90750 + 825 = 91575
Step 112: 91575 + 825 = 92400
Step 113: 92400 + 825 = 93225
Step 114: 93225 + 825 = 94050
Step 115: 94050 + 825 = 94875
Step 116: 94875 + 825 = 95700
Step 117: 95700 + 825 = 96525
Step 118: 96525 + 825 = 97350
Step 119: 97350 + 825 = 98175
Step 120: 98175 + 825 = 99000
Step 121: 99000 + 825 = 99825
Step 122: 99825 + 825 = 100650
Step 123: 100650 + 825 = 101475
Step 124: 101475 + 825 = 102300
Step 125: 102300 + 825 = 103125
Step 126: 103125 + 825 = 103950
Step 127: 103950 + 825 = 104775
Step 128: 104775 + 825 = 105600
Step 129: 105600 + 825 = 106425
Step 130: 106425 + 825 = 107250
Step 131: 107250 + 825 = 108075
Step 132: 108075 + 825 = 108900
Step 133: 108900 + 825 = 109725
Step 134: 109725 + 825 = 110550
Step 135: 110550 + 825 = 111375
Step 136: 111375 + 825 = 112200
Step 137: 112200 + 825 = 113025
Step 138: 113025 + 825 = 113850
Step 139: 113850 + 825 = 114675
Step 140: 114675 + 825 = 115500
Step 141: 115500 + 825 = 116325
Step 142: 116325 + 825 = 117150
Step 143: 117150 + 825 = 117975
Step 144: 117975 + 825 = 118800
Step 145: 118800 + 825 = 119625

So, 825*145 = 119625