Alright, let's solve this math problem step by step. First, we have the number 768. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 343. So, we're going to take the number 768 and add it to itself 343 times.
Step 1: 0 + 768 = 768
Step 2: 768 + 768 = 1536
Step 3: 1536 + 768 = 2304
Step 4: 2304 + 768 = 3072
Step 5: 3072 + 768 = 3840
Step 6: 3840 + 768 = 4608
Step 7: 4608 + 768 = 5376
Step 8: 5376 + 768 = 6144
Step 9: 6144 + 768 = 6912
Step 10: 6912 + 768 = 7680
Step 11: 7680 + 768 = 8448
Step 12: 8448 + 768 = 9216
Step 13: 9216 + 768 = 9984
Step 14: 9984 + 768 = 10752
Step 15: 10752 + 768 = 11520
Step 16: 11520 + 768 = 12288
Step 17: 12288 + 768 = 13056
Step 18: 13056 + 768 = 13824
Step 19: 13824 + 768 = 14592
Step 20: 14592 + 768 = 15360
Step 21: 15360 + 768 = 16128
Step 22: 16128 + 768 = 16896
Step 23: 16896 + 768 = 17664
Step 24: 17664 + 768 = 18432
Step 25: 18432 + 768 = 19200
Step 26: 19200 + 768 = 19968
Step 27: 19968 + 768 = 20736
Step 28: 20736 + 768 = 21504
Step 29: 21504 + 768 = 22272
Step 30: 22272 + 768 = 23040
Step 31: 23040 + 768 = 23808
Step 32: 23808 + 768 = 24576
Step 33: 24576 + 768 = 25344
Step 34: 25344 + 768 = 26112
Step 35: 26112 + 768 = 26880
Step 36: 26880 + 768 = 27648
Step 37: 27648 + 768 = 28416
Step 38: 28416 + 768 = 29184
Step 39: 29184 + 768 = 29952
Step 40: 29952 + 768 = 30720
Step 41: 30720 + 768 = 31488
Step 42: 31488 + 768 = 32256
Step 43: 32256 + 768 = 33024
Step 44: 33024 + 768 = 33792
Step 45: 33792 + 768 = 34560
Step 46: 34560 + 768 = 35328
Step 47: 35328 + 768 = 36096
Step 48: 36096 + 768 = 36864
Step 49: 36864 + 768 = 37632
Step 50: 37632 + 768 = 38400
Step 51: 38400 + 768 = 39168
Step 52: 39168 + 768 = 39936
Step 53: 39936 + 768 = 40704
Step 54: 40704 + 768 = 41472
Step 55: 41472 + 768 = 42240
Step 56: 42240 + 768 = 43008
Step 57: 43008 + 768 = 43776
Step 58: 43776 + 768 = 44544
Step 59: 44544 + 768 = 45312
Step 60: 45312 + 768 = 46080
Step 61: 46080 + 768 = 46848
Step 62: 46848 + 768 = 47616
Step 63: 47616 + 768 = 48384
Step 64: 48384 + 768 = 49152
Step 65: 49152 + 768 = 49920
Step 66: 49920 + 768 = 50688
Step 67: 50688 + 768 = 51456
Step 68: 51456 + 768 = 52224
Step 69: 52224 + 768 = 52992
Step 70: 52992 + 768 = 53760
Step 71: 53760 + 768 = 54528
Step 72: 54528 + 768 = 55296
Step 73: 55296 + 768 = 56064
Step 74: 56064 + 768 = 56832
Step 75: 56832 + 768 = 57600
Step 76: 57600 + 768 = 58368
Step 77: 58368 + 768 = 59136
Step 78: 59136 + 768 = 59904
Step 79: 59904 + 768 = 60672
Step 80: 60672 + 768 = 61440
Step 81: 61440 + 768 = 62208
Step 82: 62208 + 768 = 62976
Step 83: 62976 + 768 = 63744
Step 84: 63744 + 768 = 64512
Step 85: 64512 + 768 = 65280
Step 86: 65280 + 768 = 66048
Step 87: 66048 + 768 = 66816
Step 88: 66816 + 768 = 67584
Step 89: 67584 + 768 = 68352
Step 90: 68352 + 768 = 69120
Step 91: 69120 + 768 = 69888
Step 92: 69888 + 768 = 70656
Step 93: 70656 + 768 = 71424
Step 94: 71424 + 768 = 72192
Step 95: 72192 + 768 = 72960
Step 96: 72960 + 768 = 73728
Step 97: 73728 + 768 = 74496
Step 98: 74496 + 768 = 75264
Step 99: 75264 + 768 = 76032
Step 100: 76032 + 768 = 76800
Step 101: 76800 + 768 = 77568
Step 102: 77568 + 768 = 78336
Step 103: 78336 + 768 = 79104
Step 104: 79104 + 768 = 79872
Step 105: 79872 + 768 = 80640
Step 106: 80640 + 768 = 81408
Step 107: 81408 + 768 = 82176
Step 108: 82176 + 768 = 82944
Step 109: 82944 + 768 = 83712
Step 110: 83712 + 768 = 84480
Step 111: 84480 + 768 = 85248
Step 112: 85248 + 768 = 86016
Step 113: 86016 + 768 = 86784
Step 114: 86784 + 768 = 87552
Step 115: 87552 + 768 = 88320
Step 116: 88320 + 768 = 89088
Step 117: 89088 + 768 = 89856
Step 118: 89856 + 768 = 90624
Step 119: 90624 + 768 = 91392
Step 120: 91392 + 768 = 92160
Step 121: 92160 + 768 = 92928
Step 122: 92928 + 768 = 93696
Step 123: 93696 + 768 = 94464
Step 124: 94464 + 768 = 95232
Step 125: 95232 + 768 = 96000
Step 126: 96000 + 768 = 96768
Step 127: 96768 + 768 = 97536
Step 128: 97536 + 768 = 98304
Step 129: 98304 + 768 = 99072
Step 130: 99072 + 768 = 99840
Step 131: 99840 + 768 = 100608
Step 132: 100608 + 768 = 101376
Step 133: 101376 + 768 = 102144
Step 134: 102144 + 768 = 102912
Step 135: 102912 + 768 = 103680
Step 136: 103680 + 768 = 104448
Step 137: 104448 + 768 = 105216
Step 138: 105216 + 768 = 105984
Step 139: 105984 + 768 = 106752
Step 140: 106752 + 768 = 107520
Step 141: 107520 + 768 = 108288
Step 142: 108288 + 768 = 109056
Step 143: 109056 + 768 = 109824
Step 144: 109824 + 768 = 110592
Step 145: 110592 + 768 = 111360
Step 146: 111360 + 768 = 112128
Step 147: 112128 + 768 = 112896
Step 148: 112896 + 768 = 113664
Step 149: 113664 + 768 = 114432
Step 150: 114432 + 768 = 115200
Step 151: 115200 + 768 = 115968
Step 152: 115968 + 768 = 116736
Step 153: 116736 + 768 = 117504
Step 154: 117504 + 768 = 118272
Step 155: 118272 + 768 = 119040
Step 156: 119040 + 768 = 119808
Step 157: 119808 + 768 = 120576
Step 158: 120576 + 768 = 121344
Step 159: 121344 + 768 = 122112
Step 160: 122112 + 768 = 122880
Step 161: 122880 + 768 = 123648
Step 162: 123648 + 768 = 124416
Step 163: 124416 + 768 = 125184
Step 164: 125184 + 768 = 125952
Step 165: 125952 + 768 = 126720
Step 166: 126720 + 768 = 127488
Step 167: 127488 + 768 = 128256
Step 168: 128256 + 768 = 129024
Step 169: 129024 + 768 = 129792
Step 170: 129792 + 768 = 130560
Step 171: 130560 + 768 = 131328
Step 172: 131328 + 768 = 132096
Step 173: 132096 + 768 = 132864
Step 174: 132864 + 768 = 133632
Step 175: 133632 + 768 = 134400
Step 176: 134400 + 768 = 135168
Step 177: 135168 + 768 = 135936
Step 178: 135936 + 768 = 136704
Step 179: 136704 + 768 = 137472
Step 180: 137472 + 768 = 138240
Step 181: 138240 + 768 = 139008
Step 182: 139008 + 768 = 139776
Step 183: 139776 + 768 = 140544
Step 184: 140544 + 768 = 141312
Step 185: 141312 + 768 = 142080
Step 186: 142080 + 768 = 142848
Step 187: 142848 + 768 = 143616
Step 188: 143616 + 768 = 144384
Step 189: 144384 + 768 = 145152
Step 190: 145152 + 768 = 145920
Step 191: 145920 + 768 = 146688
Step 192: 146688 + 768 = 147456
Step 193: 147456 + 768 = 148224
Step 194: 148224 + 768 = 148992
Step 195: 148992 + 768 = 149760
Step 196: 149760 + 768 = 150528
Step 197: 150528 + 768 = 151296
Step 198: 151296 + 768 = 152064
Step 199: 152064 + 768 = 152832
Step 200: 152832 + 768 = 153600
Step 201: 153600 + 768 = 154368
Step 202: 154368 + 768 = 155136
Step 203: 155136 + 768 = 155904
Step 204: 155904 + 768 = 156672
Step 205: 156672 + 768 = 157440
Step 206: 157440 + 768 = 158208
Step 207: 158208 + 768 = 158976
Step 208: 158976 + 768 = 159744
Step 209: 159744 + 768 = 160512
Step 210: 160512 + 768 = 161280
Step 211: 161280 + 768 = 162048
Step 212: 162048 + 768 = 162816
Step 213: 162816 + 768 = 163584
Step 214: 163584 + 768 = 164352
Step 215: 164352 + 768 = 165120
Step 216: 165120 + 768 = 165888
Step 217: 165888 + 768 = 166656
Step 218: 166656 + 768 = 167424
Step 219: 167424 + 768 = 168192
Step 220: 168192 + 768 = 168960
Step 221: 168960 + 768 = 169728
Step 222: 169728 + 768 = 170496
Step 223: 170496 + 768 = 171264
Step 224: 171264 + 768 = 172032
Step 225: 172032 + 768 = 172800
Step 226: 172800 + 768 = 173568
Step 227: 173568 + 768 = 174336
Step 228: 174336 + 768 = 175104
Step 229: 175104 + 768 = 175872
Step 230: 175872 + 768 = 176640
Step 231: 176640 + 768 = 177408
Step 232: 177408 + 768 = 178176
Step 233: 178176 + 768 = 178944
Step 234: 178944 + 768 = 179712
Step 235: 179712 + 768 = 180480
Step 236: 180480 + 768 = 181248
Step 237: 181248 + 768 = 182016
Step 238: 182016 + 768 = 182784
Step 239: 182784 + 768 = 183552
Step 240: 183552 + 768 = 184320
Step 241: 184320 + 768 = 185088
Step 242: 185088 + 768 = 185856
Step 243: 185856 + 768 = 186624
Step 244: 186624 + 768 = 187392
Step 245: 187392 + 768 = 188160
Step 246: 188160 + 768 = 188928
Step 247: 188928 + 768 = 189696
Step 248: 189696 + 768 = 190464
Step 249: 190464 + 768 = 191232
Step 250: 191232 + 768 = 192000
Step 251: 192000 + 768 = 192768
Step 252: 192768 + 768 = 193536
Step 253: 193536 + 768 = 194304
Step 254: 194304 + 768 = 195072
Step 255: 195072 + 768 = 195840
Step 256: 195840 + 768 = 196608
Step 257: 196608 + 768 = 197376
Step 258: 197376 + 768 = 198144
Step 259: 198144 + 768 = 198912
Step 260: 198912 + 768 = 199680
Step 261: 199680 + 768 = 200448
Step 262: 200448 + 768 = 201216
Step 263: 201216 + 768 = 201984
Step 264: 201984 + 768 = 202752
Step 265: 202752 + 768 = 203520
Step 266: 203520 + 768 = 204288
Step 267: 204288 + 768 = 205056
Step 268: 205056 + 768 = 205824
Step 269: 205824 + 768 = 206592
Step 270: 206592 + 768 = 207360
Step 271: 207360 + 768 = 208128
Step 272: 208128 + 768 = 208896
Step 273: 208896 + 768 = 209664
Step 274: 209664 + 768 = 210432
Step 275: 210432 + 768 = 211200
Step 276: 211200 + 768 = 211968
Step 277: 211968 + 768 = 212736
Step 278: 212736 + 768 = 213504
Step 279: 213504 + 768 = 214272
Step 280: 214272 + 768 = 215040
Step 281: 215040 + 768 = 215808
Step 282: 215808 + 768 = 216576
Step 283: 216576 + 768 = 217344
Step 284: 217344 + 768 = 218112
Step 285: 218112 + 768 = 218880
Step 286: 218880 + 768 = 219648
Step 287: 219648 + 768 = 220416
Step 288: 220416 + 768 = 221184
Step 289: 221184 + 768 = 221952
Step 290: 221952 + 768 = 222720
Step 291: 222720 + 768 = 223488
Step 292: 223488 + 768 = 224256
Step 293: 224256 + 768 = 225024
Step 294: 225024 + 768 = 225792
Step 295: 225792 + 768 = 226560
Step 296: 226560 + 768 = 227328
Step 297: 227328 + 768 = 228096
Step 298: 228096 + 768 = 228864
Step 299: 228864 + 768 = 229632
Step 300: 229632 + 768 = 230400
Step 301: 230400 + 768 = 231168
Step 302: 231168 + 768 = 231936
Step 303: 231936 + 768 = 232704
Step 304: 232704 + 768 = 233472
Step 305: 233472 + 768 = 234240
Step 306: 234240 + 768 = 235008
Step 307: 235008 + 768 = 235776
Step 308: 235776 + 768 = 236544
Step 309: 236544 + 768 = 237312
Step 310: 237312 + 768 = 238080
Step 311: 238080 + 768 = 238848
Step 312: 238848 + 768 = 239616
Step 313: 239616 + 768 = 240384
Step 314: 240384 + 768 = 241152
Step 315: 241152 + 768 = 241920
Step 316: 241920 + 768 = 242688
Step 317: 242688 + 768 = 243456
Step 318: 243456 + 768 = 244224
Step 319: 244224 + 768 = 244992
Step 320: 244992 + 768 = 245760
Step 321: 245760 + 768 = 246528
Step 322: 246528 + 768 = 247296
Step 323: 247296 + 768 = 248064
Step 324: 248064 + 768 = 248832
Step 325: 248832 + 768 = 249600
Step 326: 249600 + 768 = 250368
Step 327: 250368 + 768 = 251136
Step 328: 251136 + 768 = 251904
Step 329: 251904 + 768 = 252672
Step 330: 252672 + 768 = 253440
Step 331: 253440 + 768 = 254208
Step 332: 254208 + 768 = 254976
Step 333: 254976 + 768 = 255744
Step 334: 255744 + 768 = 256512
Step 335: 256512 + 768 = 257280
Step 336: 257280 + 768 = 258048
Step 337: 258048 + 768 = 258816
Step 338: 258816 + 768 = 259584
Step 339: 259584 + 768 = 260352
Step 340: 260352 + 768 = 261120
Step 341: 261120 + 768 = 261888
Step 342: 261888 + 768 = 262656
Step 343: 262656 + 768 = 263424

So, 768*343 = 263424