Alright, let's solve this math problem step by step. First, we have the number 225. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 141. So, we're going to take the number 225 and add it to itself 141 times.
Step 1: 0 + 225 = 225
Step 2: 225 + 225 = 450
Step 3: 450 + 225 = 675
Step 4: 675 + 225 = 900
Step 5: 900 + 225 = 1125
Step 6: 1125 + 225 = 1350
Step 7: 1350 + 225 = 1575
Step 8: 1575 + 225 = 1800
Step 9: 1800 + 225 = 2025
Step 10: 2025 + 225 = 2250
Step 11: 2250 + 225 = 2475
Step 12: 2475 + 225 = 2700
Step 13: 2700 + 225 = 2925
Step 14: 2925 + 225 = 3150
Step 15: 3150 + 225 = 3375
Step 16: 3375 + 225 = 3600
Step 17: 3600 + 225 = 3825
Step 18: 3825 + 225 = 4050
Step 19: 4050 + 225 = 4275
Step 20: 4275 + 225 = 4500
Step 21: 4500 + 225 = 4725
Step 22: 4725 + 225 = 4950
Step 23: 4950 + 225 = 5175
Step 24: 5175 + 225 = 5400
Step 25: 5400 + 225 = 5625
Step 26: 5625 + 225 = 5850
Step 27: 5850 + 225 = 6075
Step 28: 6075 + 225 = 6300
Step 29: 6300 + 225 = 6525
Step 30: 6525 + 225 = 6750
Step 31: 6750 + 225 = 6975
Step 32: 6975 + 225 = 7200
Step 33: 7200 + 225 = 7425
Step 34: 7425 + 225 = 7650
Step 35: 7650 + 225 = 7875
Step 36: 7875 + 225 = 8100
Step 37: 8100 + 225 = 8325
Step 38: 8325 + 225 = 8550
Step 39: 8550 + 225 = 8775
Step 40: 8775 + 225 = 9000
Step 41: 9000 + 225 = 9225
Step 42: 9225 + 225 = 9450
Step 43: 9450 + 225 = 9675
Step 44: 9675 + 225 = 9900
Step 45: 9900 + 225 = 10125
Step 46: 10125 + 225 = 10350
Step 47: 10350 + 225 = 10575
Step 48: 10575 + 225 = 10800
Step 49: 10800 + 225 = 11025
Step 50: 11025 + 225 = 11250
Step 51: 11250 + 225 = 11475
Step 52: 11475 + 225 = 11700
Step 53: 11700 + 225 = 11925
Step 54: 11925 + 225 = 12150
Step 55: 12150 + 225 = 12375
Step 56: 12375 + 225 = 12600
Step 57: 12600 + 225 = 12825
Step 58: 12825 + 225 = 13050
Step 59: 13050 + 225 = 13275
Step 60: 13275 + 225 = 13500
Step 61: 13500 + 225 = 13725
Step 62: 13725 + 225 = 13950
Step 63: 13950 + 225 = 14175
Step 64: 14175 + 225 = 14400
Step 65: 14400 + 225 = 14625
Step 66: 14625 + 225 = 14850
Step 67: 14850 + 225 = 15075
Step 68: 15075 + 225 = 15300
Step 69: 15300 + 225 = 15525
Step 70: 15525 + 225 = 15750
Step 71: 15750 + 225 = 15975
Step 72: 15975 + 225 = 16200
Step 73: 16200 + 225 = 16425
Step 74: 16425 + 225 = 16650
Step 75: 16650 + 225 = 16875
Step 76: 16875 + 225 = 17100
Step 77: 17100 + 225 = 17325
Step 78: 17325 + 225 = 17550
Step 79: 17550 + 225 = 17775
Step 80: 17775 + 225 = 18000
Step 81: 18000 + 225 = 18225
Step 82: 18225 + 225 = 18450
Step 83: 18450 + 225 = 18675
Step 84: 18675 + 225 = 18900
Step 85: 18900 + 225 = 19125
Step 86: 19125 + 225 = 19350
Step 87: 19350 + 225 = 19575
Step 88: 19575 + 225 = 19800
Step 89: 19800 + 225 = 20025
Step 90: 20025 + 225 = 20250
Step 91: 20250 + 225 = 20475
Step 92: 20475 + 225 = 20700
Step 93: 20700 + 225 = 20925
Step 94: 20925 + 225 = 21150
Step 95: 21150 + 225 = 21375
Step 96: 21375 + 225 = 21600
Step 97: 21600 + 225 = 21825
Step 98: 21825 + 225 = 22050
Step 99: 22050 + 225 = 22275
Step 100: 22275 + 225 = 22500
Step 101: 22500 + 225 = 22725
Step 102: 22725 + 225 = 22950
Step 103: 22950 + 225 = 23175
Step 104: 23175 + 225 = 23400
Step 105: 23400 + 225 = 23625
Step 106: 23625 + 225 = 23850
Step 107: 23850 + 225 = 24075
Step 108: 24075 + 225 = 24300
Step 109: 24300 + 225 = 24525
Step 110: 24525 + 225 = 24750
Step 111: 24750 + 225 = 24975
Step 112: 24975 + 225 = 25200
Step 113: 25200 + 225 = 25425
Step 114: 25425 + 225 = 25650
Step 115: 25650 + 225 = 25875
Step 116: 25875 + 225 = 26100
Step 117: 26100 + 225 = 26325
Step 118: 26325 + 225 = 26550
Step 119: 26550 + 225 = 26775
Step 120: 26775 + 225 = 27000
Step 121: 27000 + 225 = 27225
Step 122: 27225 + 225 = 27450
Step 123: 27450 + 225 = 27675
Step 124: 27675 + 225 = 27900
Step 125: 27900 + 225 = 28125
Step 126: 28125 + 225 = 28350
Step 127: 28350 + 225 = 28575
Step 128: 28575 + 225 = 28800
Step 129: 28800 + 225 = 29025
Step 130: 29025 + 225 = 29250
Step 131: 29250 + 225 = 29475
Step 132: 29475 + 225 = 29700
Step 133: 29700 + 225 = 29925
Step 134: 29925 + 225 = 30150
Step 135: 30150 + 225 = 30375
Step 136: 30375 + 225 = 30600
Step 137: 30600 + 225 = 30825
Step 138: 30825 + 225 = 31050
Step 139: 31050 + 225 = 31275
Step 140: 31275 + 225 = 31500
Step 141: 31500 + 225 = 31725

So, 225*141 = 31725