Without delay, let's solve this. We've got 160 and we will be multiplying it by 273, that is, adding 160 to itself 273 times.
Step 1: 0 + 160 = 160
Step 2: 160 + 160 = 320
Step 3: 320 + 160 = 480
Step 4: 480 + 160 = 640
Step 5: 640 + 160 = 800
Step 6: 800 + 160 = 960
Step 7: 960 + 160 = 1120
Step 8: 1120 + 160 = 1280
Step 9: 1280 + 160 = 1440
Step 10: 1440 + 160 = 1600
Step 11: 1600 + 160 = 1760
Step 12: 1760 + 160 = 1920
Step 13: 1920 + 160 = 2080
Step 14: 2080 + 160 = 2240
Step 15: 2240 + 160 = 2400
Step 16: 2400 + 160 = 2560
Step 17: 2560 + 160 = 2720
Step 18: 2720 + 160 = 2880
Step 19: 2880 + 160 = 3040
Step 20: 3040 + 160 = 3200
Step 21: 3200 + 160 = 3360
Step 22: 3360 + 160 = 3520
Step 23: 3520 + 160 = 3680
Step 24: 3680 + 160 = 3840
Step 25: 3840 + 160 = 4000
Step 26: 4000 + 160 = 4160
Step 27: 4160 + 160 = 4320
Step 28: 4320 + 160 = 4480
Step 29: 4480 + 160 = 4640
Step 30: 4640 + 160 = 4800
Step 31: 4800 + 160 = 4960
Step 32: 4960 + 160 = 5120
Step 33: 5120 + 160 = 5280
Step 34: 5280 + 160 = 5440
Step 35: 5440 + 160 = 5600
Step 36: 5600 + 160 = 5760
Step 37: 5760 + 160 = 5920
Step 38: 5920 + 160 = 6080
Step 39: 6080 + 160 = 6240
Step 40: 6240 + 160 = 6400
Step 41: 6400 + 160 = 6560
Step 42: 6560 + 160 = 6720
Step 43: 6720 + 160 = 6880
Step 44: 6880 + 160 = 7040
Step 45: 7040 + 160 = 7200
Step 46: 7200 + 160 = 7360
Step 47: 7360 + 160 = 7520
Step 48: 7520 + 160 = 7680
Step 49: 7680 + 160 = 7840
Step 50: 7840 + 160 = 8000
Step 51: 8000 + 160 = 8160
Step 52: 8160 + 160 = 8320
Step 53: 8320 + 160 = 8480
Step 54: 8480 + 160 = 8640
Step 55: 8640 + 160 = 8800
Step 56: 8800 + 160 = 8960
Step 57: 8960 + 160 = 9120
Step 58: 9120 + 160 = 9280
Step 59: 9280 + 160 = 9440
Step 60: 9440 + 160 = 9600
Step 61: 9600 + 160 = 9760
Step 62: 9760 + 160 = 9920
Step 63: 9920 + 160 = 10080
Step 64: 10080 + 160 = 10240
Step 65: 10240 + 160 = 10400
Step 66: 10400 + 160 = 10560
Step 67: 10560 + 160 = 10720
Step 68: 10720 + 160 = 10880
Step 69: 10880 + 160 = 11040
Step 70: 11040 + 160 = 11200
Step 71: 11200 + 160 = 11360
Step 72: 11360 + 160 = 11520
Step 73: 11520 + 160 = 11680
Step 74: 11680 + 160 = 11840
Step 75: 11840 + 160 = 12000
Step 76: 12000 + 160 = 12160
Step 77: 12160 + 160 = 12320
Step 78: 12320 + 160 = 12480
Step 79: 12480 + 160 = 12640
Step 80: 12640 + 160 = 12800
Step 81: 12800 + 160 = 12960
Step 82: 12960 + 160 = 13120
Step 83: 13120 + 160 = 13280
Step 84: 13280 + 160 = 13440
Step 85: 13440 + 160 = 13600
Step 86: 13600 + 160 = 13760
Step 87: 13760 + 160 = 13920
Step 88: 13920 + 160 = 14080
Step 89: 14080 + 160 = 14240
Step 90: 14240 + 160 = 14400
Step 91: 14400 + 160 = 14560
Step 92: 14560 + 160 = 14720
Step 93: 14720 + 160 = 14880
Step 94: 14880 + 160 = 15040
Step 95: 15040 + 160 = 15200
Step 96: 15200 + 160 = 15360
Step 97: 15360 + 160 = 15520
Step 98: 15520 + 160 = 15680
Step 99: 15680 + 160 = 15840
Step 100: 15840 + 160 = 16000
Step 101: 16000 + 160 = 16160
Step 102: 16160 + 160 = 16320
Step 103: 16320 + 160 = 16480
Step 104: 16480 + 160 = 16640
Step 105: 16640 + 160 = 16800
Step 106: 16800 + 160 = 16960
Step 107: 16960 + 160 = 17120
Step 108: 17120 + 160 = 17280
Step 109: 17280 + 160 = 17440
Step 110: 17440 + 160 = 17600
Step 111: 17600 + 160 = 17760
Step 112: 17760 + 160 = 17920
Step 113: 17920 + 160 = 18080
Step 114: 18080 + 160 = 18240
Step 115: 18240 + 160 = 18400
Step 116: 18400 + 160 = 18560
Step 117: 18560 + 160 = 18720
Step 118: 18720 + 160 = 18880
Step 119: 18880 + 160 = 19040
Step 120: 19040 + 160 = 19200
Step 121: 19200 + 160 = 19360
Step 122: 19360 + 160 = 19520
Step 123: 19520 + 160 = 19680
Step 124: 19680 + 160 = 19840
Step 125: 19840 + 160 = 20000
Step 126: 20000 + 160 = 20160
Step 127: 20160 + 160 = 20320
Step 128: 20320 + 160 = 20480
Step 129: 20480 + 160 = 20640
Step 130: 20640 + 160 = 20800
Step 131: 20800 + 160 = 20960
Step 132: 20960 + 160 = 21120
Step 133: 21120 + 160 = 21280
Step 134: 21280 + 160 = 21440
Step 135: 21440 + 160 = 21600
Step 136: 21600 + 160 = 21760
Step 137: 21760 + 160 = 21920
Step 138: 21920 + 160 = 22080
Step 139: 22080 + 160 = 22240
Step 140: 22240 + 160 = 22400
Step 141: 22400 + 160 = 22560
Step 142: 22560 + 160 = 22720
Step 143: 22720 + 160 = 22880
Step 144: 22880 + 160 = 23040
Step 145: 23040 + 160 = 23200
Step 146: 23200 + 160 = 23360
Step 147: 23360 + 160 = 23520
Step 148: 23520 + 160 = 23680
Step 149: 23680 + 160 = 23840
Step 150: 23840 + 160 = 24000
Step 151: 24000 + 160 = 24160
Step 152: 24160 + 160 = 24320
Step 153: 24320 + 160 = 24480
Step 154: 24480 + 160 = 24640
Step 155: 24640 + 160 = 24800
Step 156: 24800 + 160 = 24960
Step 157: 24960 + 160 = 25120
Step 158: 25120 + 160 = 25280
Step 159: 25280 + 160 = 25440
Step 160: 25440 + 160 = 25600
Step 161: 25600 + 160 = 25760
Step 162: 25760 + 160 = 25920
Step 163: 25920 + 160 = 26080
Step 164: 26080 + 160 = 26240
Step 165: 26240 + 160 = 26400
Step 166: 26400 + 160 = 26560
Step 167: 26560 + 160 = 26720
Step 168: 26720 + 160 = 26880
Step 169: 26880 + 160 = 27040
Step 170: 27040 + 160 = 27200
Step 171: 27200 + 160 = 27360
Step 172: 27360 + 160 = 27520
Step 173: 27520 + 160 = 27680
Step 174: 27680 + 160 = 27840
Step 175: 27840 + 160 = 28000
Step 176: 28000 + 160 = 28160
Step 177: 28160 + 160 = 28320
Step 178: 28320 + 160 = 28480
Step 179: 28480 + 160 = 28640
Step 180: 28640 + 160 = 28800
Step 181: 28800 + 160 = 28960
Step 182: 28960 + 160 = 29120
Step 183: 29120 + 160 = 29280
Step 184: 29280 + 160 = 29440
Step 185: 29440 + 160 = 29600
Step 186: 29600 + 160 = 29760
Step 187: 29760 + 160 = 29920
Step 188: 29920 + 160 = 30080
Step 189: 30080 + 160 = 30240
Step 190: 30240 + 160 = 30400
Step 191: 30400 + 160 = 30560
Step 192: 30560 + 160 = 30720
Step 193: 30720 + 160 = 30880
Step 194: 30880 + 160 = 31040
Step 195: 31040 + 160 = 31200
Step 196: 31200 + 160 = 31360
Step 197: 31360 + 160 = 31520
Step 198: 31520 + 160 = 31680
Step 199: 31680 + 160 = 31840
Step 200: 31840 + 160 = 32000
Step 201: 32000 + 160 = 32160
Step 202: 32160 + 160 = 32320
Step 203: 32320 + 160 = 32480
Step 204: 32480 + 160 = 32640
Step 205: 32640 + 160 = 32800
Step 206: 32800 + 160 = 32960
Step 207: 32960 + 160 = 33120
Step 208: 33120 + 160 = 33280
Step 209: 33280 + 160 = 33440
Step 210: 33440 + 160 = 33600
Step 211: 33600 + 160 = 33760
Step 212: 33760 + 160 = 33920
Step 213: 33920 + 160 = 34080
Step 214: 34080 + 160 = 34240
Step 215: 34240 + 160 = 34400
Step 216: 34400 + 160 = 34560
Step 217: 34560 + 160 = 34720
Step 218: 34720 + 160 = 34880
Step 219: 34880 + 160 = 35040
Step 220: 35040 + 160 = 35200
Step 221: 35200 + 160 = 35360
Step 222: 35360 + 160 = 35520
Step 223: 35520 + 160 = 35680
Step 224: 35680 + 160 = 35840
Step 225: 35840 + 160 = 36000
Step 226: 36000 + 160 = 36160
Step 227: 36160 + 160 = 36320
Step 228: 36320 + 160 = 36480
Step 229: 36480 + 160 = 36640
Step 230: 36640 + 160 = 36800
Step 231: 36800 + 160 = 36960
Step 232: 36960 + 160 = 37120
Step 233: 37120 + 160 = 37280
Step 234: 37280 + 160 = 37440
Step 235: 37440 + 160 = 37600
Step 236: 37600 + 160 = 37760
Step 237: 37760 + 160 = 37920
Step 238: 37920 + 160 = 38080
Step 239: 38080 + 160 = 38240
Step 240: 38240 + 160 = 38400
Step 241: 38400 + 160 = 38560
Step 242: 38560 + 160 = 38720
Step 243: 38720 + 160 = 38880
Step 244: 38880 + 160 = 39040
Step 245: 39040 + 160 = 39200
Step 246: 39200 + 160 = 39360
Step 247: 39360 + 160 = 39520
Step 248: 39520 + 160 = 39680
Step 249: 39680 + 160 = 39840
Step 250: 39840 + 160 = 40000
Step 251: 40000 + 160 = 40160
Step 252: 40160 + 160 = 40320
Step 253: 40320 + 160 = 40480
Step 254: 40480 + 160 = 40640
Step 255: 40640 + 160 = 40800
Step 256: 40800 + 160 = 40960
Step 257: 40960 + 160 = 41120
Step 258: 41120 + 160 = 41280
Step 259: 41280 + 160 = 41440
Step 260: 41440 + 160 = 41600
Step 261: 41600 + 160 = 41760
Step 262: 41760 + 160 = 41920
Step 263: 41920 + 160 = 42080
Step 264: 42080 + 160 = 42240
Step 265: 42240 + 160 = 42400
Step 266: 42400 + 160 = 42560
Step 267: 42560 + 160 = 42720
Step 268: 42720 + 160 = 42880
Step 269: 42880 + 160 = 43040
Step 270: 43040 + 160 = 43200
Step 271: 43200 + 160 = 43360
Step 272: 43360 + 160 = 43520
Step 273: 43520 + 160 = 43680

So, 160*273 = 43680