OK, let's work through this together. We're starting with 225 and we're going to multiply it by 250, which means we add 225 to itself 250 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
Step 142: 31725 + 225 = 31950
Step 143: 31950 + 225 = 32175
Step 144: 32175 + 225 = 32400
Step 145: 32400 + 225 = 32625
Step 146: 32625 + 225 = 32850
Step 147: 32850 + 225 = 33075
Step 148: 33075 + 225 = 33300
Step 149: 33300 + 225 = 33525
Step 150: 33525 + 225 = 33750
Step 151: 33750 + 225 = 33975
Step 152: 33975 + 225 = 34200
Step 153: 34200 + 225 = 34425
Step 154: 34425 + 225 = 34650
Step 155: 34650 + 225 = 34875
Step 156: 34875 + 225 = 35100
Step 157: 35100 + 225 = 35325
Step 158: 35325 + 225 = 35550
Step 159: 35550 + 225 = 35775
Step 160: 35775 + 225 = 36000
Step 161: 36000 + 225 = 36225
Step 162: 36225 + 225 = 36450
Step 163: 36450 + 225 = 36675
Step 164: 36675 + 225 = 36900
Step 165: 36900 + 225 = 37125
Step 166: 37125 + 225 = 37350
Step 167: 37350 + 225 = 37575
Step 168: 37575 + 225 = 37800
Step 169: 37800 + 225 = 38025
Step 170: 38025 + 225 = 38250
Step 171: 38250 + 225 = 38475
Step 172: 38475 + 225 = 38700
Step 173: 38700 + 225 = 38925
Step 174: 38925 + 225 = 39150
Step 175: 39150 + 225 = 39375
Step 176: 39375 + 225 = 39600
Step 177: 39600 + 225 = 39825
Step 178: 39825 + 225 = 40050
Step 179: 40050 + 225 = 40275
Step 180: 40275 + 225 = 40500
Step 181: 40500 + 225 = 40725
Step 182: 40725 + 225 = 40950
Step 183: 40950 + 225 = 41175
Step 184: 41175 + 225 = 41400
Step 185: 41400 + 225 = 41625
Step 186: 41625 + 225 = 41850
Step 187: 41850 + 225 = 42075
Step 188: 42075 + 225 = 42300
Step 189: 42300 + 225 = 42525
Step 190: 42525 + 225 = 42750
Step 191: 42750 + 225 = 42975
Step 192: 42975 + 225 = 43200
Step 193: 43200 + 225 = 43425
Step 194: 43425 + 225 = 43650
Step 195: 43650 + 225 = 43875
Step 196: 43875 + 225 = 44100
Step 197: 44100 + 225 = 44325
Step 198: 44325 + 225 = 44550
Step 199: 44550 + 225 = 44775
Step 200: 44775 + 225 = 45000
Step 201: 45000 + 225 = 45225
Step 202: 45225 + 225 = 45450
Step 203: 45450 + 225 = 45675
Step 204: 45675 + 225 = 45900
Step 205: 45900 + 225 = 46125
Step 206: 46125 + 225 = 46350
Step 207: 46350 + 225 = 46575
Step 208: 46575 + 225 = 46800
Step 209: 46800 + 225 = 47025
Step 210: 47025 + 225 = 47250
Step 211: 47250 + 225 = 47475
Step 212: 47475 + 225 = 47700
Step 213: 47700 + 225 = 47925
Step 214: 47925 + 225 = 48150
Step 215: 48150 + 225 = 48375
Step 216: 48375 + 225 = 48600
Step 217: 48600 + 225 = 48825
Step 218: 48825 + 225 = 49050
Step 219: 49050 + 225 = 49275
Step 220: 49275 + 225 = 49500
Step 221: 49500 + 225 = 49725
Step 222: 49725 + 225 = 49950
Step 223: 49950 + 225 = 50175
Step 224: 50175 + 225 = 50400
Step 225: 50400 + 225 = 50625
Step 226: 50625 + 225 = 50850
Step 227: 50850 + 225 = 51075
Step 228: 51075 + 225 = 51300
Step 229: 51300 + 225 = 51525
Step 230: 51525 + 225 = 51750
Step 231: 51750 + 225 = 51975
Step 232: 51975 + 225 = 52200
Step 233: 52200 + 225 = 52425
Step 234: 52425 + 225 = 52650
Step 235: 52650 + 225 = 52875
Step 236: 52875 + 225 = 53100
Step 237: 53100 + 225 = 53325
Step 238: 53325 + 225 = 53550
Step 239: 53550 + 225 = 53775
Step 240: 53775 + 225 = 54000
Step 241: 54000 + 225 = 54225
Step 242: 54225 + 225 = 54450
Step 243: 54450 + 225 = 54675
Step 244: 54675 + 225 = 54900
Step 245: 54900 + 225 = 55125
Step 246: 55125 + 225 = 55350
Step 247: 55350 + 225 = 55575
Step 248: 55575 + 225 = 55800
Step 249: 55800 + 225 = 56025
Step 250: 56025 + 225 = 56250

So, 225*250 = 56250