OK, let's work through this together. We're starting with 750 and we're going to multiply it by 160, which means we add 750 to itself 160 times.
Step 1: 0 + 750 = 750
Step 2: 750 + 750 = 1500
Step 3: 1500 + 750 = 2250
Step 4: 2250 + 750 = 3000
Step 5: 3000 + 750 = 3750
Step 6: 3750 + 750 = 4500
Step 7: 4500 + 750 = 5250
Step 8: 5250 + 750 = 6000
Step 9: 6000 + 750 = 6750
Step 10: 6750 + 750 = 7500
Step 11: 7500 + 750 = 8250
Step 12: 8250 + 750 = 9000
Step 13: 9000 + 750 = 9750
Step 14: 9750 + 750 = 10500
Step 15: 10500 + 750 = 11250
Step 16: 11250 + 750 = 12000
Step 17: 12000 + 750 = 12750
Step 18: 12750 + 750 = 13500
Step 19: 13500 + 750 = 14250
Step 20: 14250 + 750 = 15000
Step 21: 15000 + 750 = 15750
Step 22: 15750 + 750 = 16500
Step 23: 16500 + 750 = 17250
Step 24: 17250 + 750 = 18000
Step 25: 18000 + 750 = 18750
Step 26: 18750 + 750 = 19500
Step 27: 19500 + 750 = 20250
Step 28: 20250 + 750 = 21000
Step 29: 21000 + 750 = 21750
Step 30: 21750 + 750 = 22500
Step 31: 22500 + 750 = 23250
Step 32: 23250 + 750 = 24000
Step 33: 24000 + 750 = 24750
Step 34: 24750 + 750 = 25500
Step 35: 25500 + 750 = 26250
Step 36: 26250 + 750 = 27000
Step 37: 27000 + 750 = 27750
Step 38: 27750 + 750 = 28500
Step 39: 28500 + 750 = 29250
Step 40: 29250 + 750 = 30000
Step 41: 30000 + 750 = 30750
Step 42: 30750 + 750 = 31500
Step 43: 31500 + 750 = 32250
Step 44: 32250 + 750 = 33000
Step 45: 33000 + 750 = 33750
Step 46: 33750 + 750 = 34500
Step 47: 34500 + 750 = 35250
Step 48: 35250 + 750 = 36000
Step 49: 36000 + 750 = 36750
Step 50: 36750 + 750 = 37500
Step 51: 37500 + 750 = 38250
Step 52: 38250 + 750 = 39000
Step 53: 39000 + 750 = 39750
Step 54: 39750 + 750 = 40500
Step 55: 40500 + 750 = 41250
Step 56: 41250 + 750 = 42000
Step 57: 42000 + 750 = 42750
Step 58: 42750 + 750 = 43500
Step 59: 43500 + 750 = 44250
Step 60: 44250 + 750 = 45000
Step 61: 45000 + 750 = 45750
Step 62: 45750 + 750 = 46500
Step 63: 46500 + 750 = 47250
Step 64: 47250 + 750 = 48000
Step 65: 48000 + 750 = 48750
Step 66: 48750 + 750 = 49500
Step 67: 49500 + 750 = 50250
Step 68: 50250 + 750 = 51000
Step 69: 51000 + 750 = 51750
Step 70: 51750 + 750 = 52500
Step 71: 52500 + 750 = 53250
Step 72: 53250 + 750 = 54000
Step 73: 54000 + 750 = 54750
Step 74: 54750 + 750 = 55500
Step 75: 55500 + 750 = 56250
Step 76: 56250 + 750 = 57000
Step 77: 57000 + 750 = 57750
Step 78: 57750 + 750 = 58500
Step 79: 58500 + 750 = 59250
Step 80: 59250 + 750 = 60000
Step 81: 60000 + 750 = 60750
Step 82: 60750 + 750 = 61500
Step 83: 61500 + 750 = 62250
Step 84: 62250 + 750 = 63000
Step 85: 63000 + 750 = 63750
Step 86: 63750 + 750 = 64500
Step 87: 64500 + 750 = 65250
Step 88: 65250 + 750 = 66000
Step 89: 66000 + 750 = 66750
Step 90: 66750 + 750 = 67500
Step 91: 67500 + 750 = 68250
Step 92: 68250 + 750 = 69000
Step 93: 69000 + 750 = 69750
Step 94: 69750 + 750 = 70500
Step 95: 70500 + 750 = 71250
Step 96: 71250 + 750 = 72000
Step 97: 72000 + 750 = 72750
Step 98: 72750 + 750 = 73500
Step 99: 73500 + 750 = 74250
Step 100: 74250 + 750 = 75000
Step 101: 75000 + 750 = 75750
Step 102: 75750 + 750 = 76500
Step 103: 76500 + 750 = 77250
Step 104: 77250 + 750 = 78000
Step 105: 78000 + 750 = 78750
Step 106: 78750 + 750 = 79500
Step 107: 79500 + 750 = 80250
Step 108: 80250 + 750 = 81000
Step 109: 81000 + 750 = 81750
Step 110: 81750 + 750 = 82500
Step 111: 82500 + 750 = 83250
Step 112: 83250 + 750 = 84000
Step 113: 84000 + 750 = 84750
Step 114: 84750 + 750 = 85500
Step 115: 85500 + 750 = 86250
Step 116: 86250 + 750 = 87000
Step 117: 87000 + 750 = 87750
Step 118: 87750 + 750 = 88500
Step 119: 88500 + 750 = 89250
Step 120: 89250 + 750 = 90000
Step 121: 90000 + 750 = 90750
Step 122: 90750 + 750 = 91500
Step 123: 91500 + 750 = 92250
Step 124: 92250 + 750 = 93000
Step 125: 93000 + 750 = 93750
Step 126: 93750 + 750 = 94500
Step 127: 94500 + 750 = 95250
Step 128: 95250 + 750 = 96000
Step 129: 96000 + 750 = 96750
Step 130: 96750 + 750 = 97500
Step 131: 97500 + 750 = 98250
Step 132: 98250 + 750 = 99000
Step 133: 99000 + 750 = 99750
Step 134: 99750 + 750 = 100500
Step 135: 100500 + 750 = 101250
Step 136: 101250 + 750 = 102000
Step 137: 102000 + 750 = 102750
Step 138: 102750 + 750 = 103500
Step 139: 103500 + 750 = 104250
Step 140: 104250 + 750 = 105000
Step 141: 105000 + 750 = 105750
Step 142: 105750 + 750 = 106500
Step 143: 106500 + 750 = 107250
Step 144: 107250 + 750 = 108000
Step 145: 108000 + 750 = 108750
Step 146: 108750 + 750 = 109500
Step 147: 109500 + 750 = 110250
Step 148: 110250 + 750 = 111000
Step 149: 111000 + 750 = 111750
Step 150: 111750 + 750 = 112500
Step 151: 112500 + 750 = 113250
Step 152: 113250 + 750 = 114000
Step 153: 114000 + 750 = 114750
Step 154: 114750 + 750 = 115500
Step 155: 115500 + 750 = 116250
Step 156: 116250 + 750 = 117000
Step 157: 117000 + 750 = 117750
Step 158: 117750 + 750 = 118500
Step 159: 118500 + 750 = 119250
Step 160: 119250 + 750 = 120000

So, 750*160 = 120000