Alright, let's solve this math problem step by step. First, we have the number 425. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 152. So, we're going to take the number 425 and add it to itself 152 times.
Step 1: 0 + 425 = 425
Step 2: 425 + 425 = 850
Step 3: 850 + 425 = 1275
Step 4: 1275 + 425 = 1700
Step 5: 1700 + 425 = 2125
Step 6: 2125 + 425 = 2550
Step 7: 2550 + 425 = 2975
Step 8: 2975 + 425 = 3400
Step 9: 3400 + 425 = 3825
Step 10: 3825 + 425 = 4250
Step 11: 4250 + 425 = 4675
Step 12: 4675 + 425 = 5100
Step 13: 5100 + 425 = 5525
Step 14: 5525 + 425 = 5950
Step 15: 5950 + 425 = 6375
Step 16: 6375 + 425 = 6800
Step 17: 6800 + 425 = 7225
Step 18: 7225 + 425 = 7650
Step 19: 7650 + 425 = 8075
Step 20: 8075 + 425 = 8500
Step 21: 8500 + 425 = 8925
Step 22: 8925 + 425 = 9350
Step 23: 9350 + 425 = 9775
Step 24: 9775 + 425 = 10200
Step 25: 10200 + 425 = 10625
Step 26: 10625 + 425 = 11050
Step 27: 11050 + 425 = 11475
Step 28: 11475 + 425 = 11900
Step 29: 11900 + 425 = 12325
Step 30: 12325 + 425 = 12750
Step 31: 12750 + 425 = 13175
Step 32: 13175 + 425 = 13600
Step 33: 13600 + 425 = 14025
Step 34: 14025 + 425 = 14450
Step 35: 14450 + 425 = 14875
Step 36: 14875 + 425 = 15300
Step 37: 15300 + 425 = 15725
Step 38: 15725 + 425 = 16150
Step 39: 16150 + 425 = 16575
Step 40: 16575 + 425 = 17000
Step 41: 17000 + 425 = 17425
Step 42: 17425 + 425 = 17850
Step 43: 17850 + 425 = 18275
Step 44: 18275 + 425 = 18700
Step 45: 18700 + 425 = 19125
Step 46: 19125 + 425 = 19550
Step 47: 19550 + 425 = 19975
Step 48: 19975 + 425 = 20400
Step 49: 20400 + 425 = 20825
Step 50: 20825 + 425 = 21250
Step 51: 21250 + 425 = 21675
Step 52: 21675 + 425 = 22100
Step 53: 22100 + 425 = 22525
Step 54: 22525 + 425 = 22950
Step 55: 22950 + 425 = 23375
Step 56: 23375 + 425 = 23800
Step 57: 23800 + 425 = 24225
Step 58: 24225 + 425 = 24650
Step 59: 24650 + 425 = 25075
Step 60: 25075 + 425 = 25500
Step 61: 25500 + 425 = 25925
Step 62: 25925 + 425 = 26350
Step 63: 26350 + 425 = 26775
Step 64: 26775 + 425 = 27200
Step 65: 27200 + 425 = 27625
Step 66: 27625 + 425 = 28050
Step 67: 28050 + 425 = 28475
Step 68: 28475 + 425 = 28900
Step 69: 28900 + 425 = 29325
Step 70: 29325 + 425 = 29750
Step 71: 29750 + 425 = 30175
Step 72: 30175 + 425 = 30600
Step 73: 30600 + 425 = 31025
Step 74: 31025 + 425 = 31450
Step 75: 31450 + 425 = 31875
Step 76: 31875 + 425 = 32300
Step 77: 32300 + 425 = 32725
Step 78: 32725 + 425 = 33150
Step 79: 33150 + 425 = 33575
Step 80: 33575 + 425 = 34000
Step 81: 34000 + 425 = 34425
Step 82: 34425 + 425 = 34850
Step 83: 34850 + 425 = 35275
Step 84: 35275 + 425 = 35700
Step 85: 35700 + 425 = 36125
Step 86: 36125 + 425 = 36550
Step 87: 36550 + 425 = 36975
Step 88: 36975 + 425 = 37400
Step 89: 37400 + 425 = 37825
Step 90: 37825 + 425 = 38250
Step 91: 38250 + 425 = 38675
Step 92: 38675 + 425 = 39100
Step 93: 39100 + 425 = 39525
Step 94: 39525 + 425 = 39950
Step 95: 39950 + 425 = 40375
Step 96: 40375 + 425 = 40800
Step 97: 40800 + 425 = 41225
Step 98: 41225 + 425 = 41650
Step 99: 41650 + 425 = 42075
Step 100: 42075 + 425 = 42500
Step 101: 42500 + 425 = 42925
Step 102: 42925 + 425 = 43350
Step 103: 43350 + 425 = 43775
Step 104: 43775 + 425 = 44200
Step 105: 44200 + 425 = 44625
Step 106: 44625 + 425 = 45050
Step 107: 45050 + 425 = 45475
Step 108: 45475 + 425 = 45900
Step 109: 45900 + 425 = 46325
Step 110: 46325 + 425 = 46750
Step 111: 46750 + 425 = 47175
Step 112: 47175 + 425 = 47600
Step 113: 47600 + 425 = 48025
Step 114: 48025 + 425 = 48450
Step 115: 48450 + 425 = 48875
Step 116: 48875 + 425 = 49300
Step 117: 49300 + 425 = 49725
Step 118: 49725 + 425 = 50150
Step 119: 50150 + 425 = 50575
Step 120: 50575 + 425 = 51000
Step 121: 51000 + 425 = 51425
Step 122: 51425 + 425 = 51850
Step 123: 51850 + 425 = 52275
Step 124: 52275 + 425 = 52700
Step 125: 52700 + 425 = 53125
Step 126: 53125 + 425 = 53550
Step 127: 53550 + 425 = 53975
Step 128: 53975 + 425 = 54400
Step 129: 54400 + 425 = 54825
Step 130: 54825 + 425 = 55250
Step 131: 55250 + 425 = 55675
Step 132: 55675 + 425 = 56100
Step 133: 56100 + 425 = 56525
Step 134: 56525 + 425 = 56950
Step 135: 56950 + 425 = 57375
Step 136: 57375 + 425 = 57800
Step 137: 57800 + 425 = 58225
Step 138: 58225 + 425 = 58650
Step 139: 58650 + 425 = 59075
Step 140: 59075 + 425 = 59500
Step 141: 59500 + 425 = 59925
Step 142: 59925 + 425 = 60350
Step 143: 60350 + 425 = 60775
Step 144: 60775 + 425 = 61200
Step 145: 61200 + 425 = 61625
Step 146: 61625 + 425 = 62050
Step 147: 62050 + 425 = 62475
Step 148: 62475 + 425 = 62900
Step 149: 62900 + 425 = 63325
Step 150: 63325 + 425 = 63750
Step 151: 63750 + 425 = 64175
Step 152: 64175 + 425 = 64600

So, 425*152 = 64600