Let's get this math done. We have 168 and we're going to multiply it by 432. This is the same as taking 168 and adding it to itself 432 times.
Step 1: 0 + 168 = 168
Step 2: 168 + 168 = 336
Step 3: 336 + 168 = 504
Step 4: 504 + 168 = 672
Step 5: 672 + 168 = 840
Step 6: 840 + 168 = 1008
Step 7: 1008 + 168 = 1176
Step 8: 1176 + 168 = 1344
Step 9: 1344 + 168 = 1512
Step 10: 1512 + 168 = 1680
Step 11: 1680 + 168 = 1848
Step 12: 1848 + 168 = 2016
Step 13: 2016 + 168 = 2184
Step 14: 2184 + 168 = 2352
Step 15: 2352 + 168 = 2520
Step 16: 2520 + 168 = 2688
Step 17: 2688 + 168 = 2856
Step 18: 2856 + 168 = 3024
Step 19: 3024 + 168 = 3192
Step 20: 3192 + 168 = 3360
Step 21: 3360 + 168 = 3528
Step 22: 3528 + 168 = 3696
Step 23: 3696 + 168 = 3864
Step 24: 3864 + 168 = 4032
Step 25: 4032 + 168 = 4200
Step 26: 4200 + 168 = 4368
Step 27: 4368 + 168 = 4536
Step 28: 4536 + 168 = 4704
Step 29: 4704 + 168 = 4872
Step 30: 4872 + 168 = 5040
Step 31: 5040 + 168 = 5208
Step 32: 5208 + 168 = 5376
Step 33: 5376 + 168 = 5544
Step 34: 5544 + 168 = 5712
Step 35: 5712 + 168 = 5880
Step 36: 5880 + 168 = 6048
Step 37: 6048 + 168 = 6216
Step 38: 6216 + 168 = 6384
Step 39: 6384 + 168 = 6552
Step 40: 6552 + 168 = 6720
Step 41: 6720 + 168 = 6888
Step 42: 6888 + 168 = 7056
Step 43: 7056 + 168 = 7224
Step 44: 7224 + 168 = 7392
Step 45: 7392 + 168 = 7560
Step 46: 7560 + 168 = 7728
Step 47: 7728 + 168 = 7896
Step 48: 7896 + 168 = 8064
Step 49: 8064 + 168 = 8232
Step 50: 8232 + 168 = 8400
Step 51: 8400 + 168 = 8568
Step 52: 8568 + 168 = 8736
Step 53: 8736 + 168 = 8904
Step 54: 8904 + 168 = 9072
Step 55: 9072 + 168 = 9240
Step 56: 9240 + 168 = 9408
Step 57: 9408 + 168 = 9576
Step 58: 9576 + 168 = 9744
Step 59: 9744 + 168 = 9912
Step 60: 9912 + 168 = 10080
Step 61: 10080 + 168 = 10248
Step 62: 10248 + 168 = 10416
Step 63: 10416 + 168 = 10584
Step 64: 10584 + 168 = 10752
Step 65: 10752 + 168 = 10920
Step 66: 10920 + 168 = 11088
Step 67: 11088 + 168 = 11256
Step 68: 11256 + 168 = 11424
Step 69: 11424 + 168 = 11592
Step 70: 11592 + 168 = 11760
Step 71: 11760 + 168 = 11928
Step 72: 11928 + 168 = 12096
Step 73: 12096 + 168 = 12264
Step 74: 12264 + 168 = 12432
Step 75: 12432 + 168 = 12600
Step 76: 12600 + 168 = 12768
Step 77: 12768 + 168 = 12936
Step 78: 12936 + 168 = 13104
Step 79: 13104 + 168 = 13272
Step 80: 13272 + 168 = 13440
Step 81: 13440 + 168 = 13608
Step 82: 13608 + 168 = 13776
Step 83: 13776 + 168 = 13944
Step 84: 13944 + 168 = 14112
Step 85: 14112 + 168 = 14280
Step 86: 14280 + 168 = 14448
Step 87: 14448 + 168 = 14616
Step 88: 14616 + 168 = 14784
Step 89: 14784 + 168 = 14952
Step 90: 14952 + 168 = 15120
Step 91: 15120 + 168 = 15288
Step 92: 15288 + 168 = 15456
Step 93: 15456 + 168 = 15624
Step 94: 15624 + 168 = 15792
Step 95: 15792 + 168 = 15960
Step 96: 15960 + 168 = 16128
Step 97: 16128 + 168 = 16296
Step 98: 16296 + 168 = 16464
Step 99: 16464 + 168 = 16632
Step 100: 16632 + 168 = 16800
Step 101: 16800 + 168 = 16968
Step 102: 16968 + 168 = 17136
Step 103: 17136 + 168 = 17304
Step 104: 17304 + 168 = 17472
Step 105: 17472 + 168 = 17640
Step 106: 17640 + 168 = 17808
Step 107: 17808 + 168 = 17976
Step 108: 17976 + 168 = 18144
Step 109: 18144 + 168 = 18312
Step 110: 18312 + 168 = 18480
Step 111: 18480 + 168 = 18648
Step 112: 18648 + 168 = 18816
Step 113: 18816 + 168 = 18984
Step 114: 18984 + 168 = 19152
Step 115: 19152 + 168 = 19320
Step 116: 19320 + 168 = 19488
Step 117: 19488 + 168 = 19656
Step 118: 19656 + 168 = 19824
Step 119: 19824 + 168 = 19992
Step 120: 19992 + 168 = 20160
Step 121: 20160 + 168 = 20328
Step 122: 20328 + 168 = 20496
Step 123: 20496 + 168 = 20664
Step 124: 20664 + 168 = 20832
Step 125: 20832 + 168 = 21000
Step 126: 21000 + 168 = 21168
Step 127: 21168 + 168 = 21336
Step 128: 21336 + 168 = 21504
Step 129: 21504 + 168 = 21672
Step 130: 21672 + 168 = 21840
Step 131: 21840 + 168 = 22008
Step 132: 22008 + 168 = 22176
Step 133: 22176 + 168 = 22344
Step 134: 22344 + 168 = 22512
Step 135: 22512 + 168 = 22680
Step 136: 22680 + 168 = 22848
Step 137: 22848 + 168 = 23016
Step 138: 23016 + 168 = 23184
Step 139: 23184 + 168 = 23352
Step 140: 23352 + 168 = 23520
Step 141: 23520 + 168 = 23688
Step 142: 23688 + 168 = 23856
Step 143: 23856 + 168 = 24024
Step 144: 24024 + 168 = 24192
Step 145: 24192 + 168 = 24360
Step 146: 24360 + 168 = 24528
Step 147: 24528 + 168 = 24696
Step 148: 24696 + 168 = 24864
Step 149: 24864 + 168 = 25032
Step 150: 25032 + 168 = 25200
Step 151: 25200 + 168 = 25368
Step 152: 25368 + 168 = 25536
Step 153: 25536 + 168 = 25704
Step 154: 25704 + 168 = 25872
Step 155: 25872 + 168 = 26040
Step 156: 26040 + 168 = 26208
Step 157: 26208 + 168 = 26376
Step 158: 26376 + 168 = 26544
Step 159: 26544 + 168 = 26712
Step 160: 26712 + 168 = 26880
Step 161: 26880 + 168 = 27048
Step 162: 27048 + 168 = 27216
Step 163: 27216 + 168 = 27384
Step 164: 27384 + 168 = 27552
Step 165: 27552 + 168 = 27720
Step 166: 27720 + 168 = 27888
Step 167: 27888 + 168 = 28056
Step 168: 28056 + 168 = 28224
Step 169: 28224 + 168 = 28392
Step 170: 28392 + 168 = 28560
Step 171: 28560 + 168 = 28728
Step 172: 28728 + 168 = 28896
Step 173: 28896 + 168 = 29064
Step 174: 29064 + 168 = 29232
Step 175: 29232 + 168 = 29400
Step 176: 29400 + 168 = 29568
Step 177: 29568 + 168 = 29736
Step 178: 29736 + 168 = 29904
Step 179: 29904 + 168 = 30072
Step 180: 30072 + 168 = 30240
Step 181: 30240 + 168 = 30408
Step 182: 30408 + 168 = 30576
Step 183: 30576 + 168 = 30744
Step 184: 30744 + 168 = 30912
Step 185: 30912 + 168 = 31080
Step 186: 31080 + 168 = 31248
Step 187: 31248 + 168 = 31416
Step 188: 31416 + 168 = 31584
Step 189: 31584 + 168 = 31752
Step 190: 31752 + 168 = 31920
Step 191: 31920 + 168 = 32088
Step 192: 32088 + 168 = 32256
Step 193: 32256 + 168 = 32424
Step 194: 32424 + 168 = 32592
Step 195: 32592 + 168 = 32760
Step 196: 32760 + 168 = 32928
Step 197: 32928 + 168 = 33096
Step 198: 33096 + 168 = 33264
Step 199: 33264 + 168 = 33432
Step 200: 33432 + 168 = 33600
Step 201: 33600 + 168 = 33768
Step 202: 33768 + 168 = 33936
Step 203: 33936 + 168 = 34104
Step 204: 34104 + 168 = 34272
Step 205: 34272 + 168 = 34440
Step 206: 34440 + 168 = 34608
Step 207: 34608 + 168 = 34776
Step 208: 34776 + 168 = 34944
Step 209: 34944 + 168 = 35112
Step 210: 35112 + 168 = 35280
Step 211: 35280 + 168 = 35448
Step 212: 35448 + 168 = 35616
Step 213: 35616 + 168 = 35784
Step 214: 35784 + 168 = 35952
Step 215: 35952 + 168 = 36120
Step 216: 36120 + 168 = 36288
Step 217: 36288 + 168 = 36456
Step 218: 36456 + 168 = 36624
Step 219: 36624 + 168 = 36792
Step 220: 36792 + 168 = 36960
Step 221: 36960 + 168 = 37128
Step 222: 37128 + 168 = 37296
Step 223: 37296 + 168 = 37464
Step 224: 37464 + 168 = 37632
Step 225: 37632 + 168 = 37800
Step 226: 37800 + 168 = 37968
Step 227: 37968 + 168 = 38136
Step 228: 38136 + 168 = 38304
Step 229: 38304 + 168 = 38472
Step 230: 38472 + 168 = 38640
Step 231: 38640 + 168 = 38808
Step 232: 38808 + 168 = 38976
Step 233: 38976 + 168 = 39144
Step 234: 39144 + 168 = 39312
Step 235: 39312 + 168 = 39480
Step 236: 39480 + 168 = 39648
Step 237: 39648 + 168 = 39816
Step 238: 39816 + 168 = 39984
Step 239: 39984 + 168 = 40152
Step 240: 40152 + 168 = 40320
Step 241: 40320 + 168 = 40488
Step 242: 40488 + 168 = 40656
Step 243: 40656 + 168 = 40824
Step 244: 40824 + 168 = 40992
Step 245: 40992 + 168 = 41160
Step 246: 41160 + 168 = 41328
Step 247: 41328 + 168 = 41496
Step 248: 41496 + 168 = 41664
Step 249: 41664 + 168 = 41832
Step 250: 41832 + 168 = 42000
Step 251: 42000 + 168 = 42168
Step 252: 42168 + 168 = 42336
Step 253: 42336 + 168 = 42504
Step 254: 42504 + 168 = 42672
Step 255: 42672 + 168 = 42840
Step 256: 42840 + 168 = 43008
Step 257: 43008 + 168 = 43176
Step 258: 43176 + 168 = 43344
Step 259: 43344 + 168 = 43512
Step 260: 43512 + 168 = 43680
Step 261: 43680 + 168 = 43848
Step 262: 43848 + 168 = 44016
Step 263: 44016 + 168 = 44184
Step 264: 44184 + 168 = 44352
Step 265: 44352 + 168 = 44520
Step 266: 44520 + 168 = 44688
Step 267: 44688 + 168 = 44856
Step 268: 44856 + 168 = 45024
Step 269: 45024 + 168 = 45192
Step 270: 45192 + 168 = 45360
Step 271: 45360 + 168 = 45528
Step 272: 45528 + 168 = 45696
Step 273: 45696 + 168 = 45864
Step 274: 45864 + 168 = 46032
Step 275: 46032 + 168 = 46200
Step 276: 46200 + 168 = 46368
Step 277: 46368 + 168 = 46536
Step 278: 46536 + 168 = 46704
Step 279: 46704 + 168 = 46872
Step 280: 46872 + 168 = 47040
Step 281: 47040 + 168 = 47208
Step 282: 47208 + 168 = 47376
Step 283: 47376 + 168 = 47544
Step 284: 47544 + 168 = 47712
Step 285: 47712 + 168 = 47880
Step 286: 47880 + 168 = 48048
Step 287: 48048 + 168 = 48216
Step 288: 48216 + 168 = 48384
Step 289: 48384 + 168 = 48552
Step 290: 48552 + 168 = 48720
Step 291: 48720 + 168 = 48888
Step 292: 48888 + 168 = 49056
Step 293: 49056 + 168 = 49224
Step 294: 49224 + 168 = 49392
Step 295: 49392 + 168 = 49560
Step 296: 49560 + 168 = 49728
Step 297: 49728 + 168 = 49896
Step 298: 49896 + 168 = 50064
Step 299: 50064 + 168 = 50232
Step 300: 50232 + 168 = 50400
Step 301: 50400 + 168 = 50568
Step 302: 50568 + 168 = 50736
Step 303: 50736 + 168 = 50904
Step 304: 50904 + 168 = 51072
Step 305: 51072 + 168 = 51240
Step 306: 51240 + 168 = 51408
Step 307: 51408 + 168 = 51576
Step 308: 51576 + 168 = 51744
Step 309: 51744 + 168 = 51912
Step 310: 51912 + 168 = 52080
Step 311: 52080 + 168 = 52248
Step 312: 52248 + 168 = 52416
Step 313: 52416 + 168 = 52584
Step 314: 52584 + 168 = 52752
Step 315: 52752 + 168 = 52920
Step 316: 52920 + 168 = 53088
Step 317: 53088 + 168 = 53256
Step 318: 53256 + 168 = 53424
Step 319: 53424 + 168 = 53592
Step 320: 53592 + 168 = 53760
Step 321: 53760 + 168 = 53928
Step 322: 53928 + 168 = 54096
Step 323: 54096 + 168 = 54264
Step 324: 54264 + 168 = 54432
Step 325: 54432 + 168 = 54600
Step 326: 54600 + 168 = 54768
Step 327: 54768 + 168 = 54936
Step 328: 54936 + 168 = 55104
Step 329: 55104 + 168 = 55272
Step 330: 55272 + 168 = 55440
Step 331: 55440 + 168 = 55608
Step 332: 55608 + 168 = 55776
Step 333: 55776 + 168 = 55944
Step 334: 55944 + 168 = 56112
Step 335: 56112 + 168 = 56280
Step 336: 56280 + 168 = 56448
Step 337: 56448 + 168 = 56616
Step 338: 56616 + 168 = 56784
Step 339: 56784 + 168 = 56952
Step 340: 56952 + 168 = 57120
Step 341: 57120 + 168 = 57288
Step 342: 57288 + 168 = 57456
Step 343: 57456 + 168 = 57624
Step 344: 57624 + 168 = 57792
Step 345: 57792 + 168 = 57960
Step 346: 57960 + 168 = 58128
Step 347: 58128 + 168 = 58296
Step 348: 58296 + 168 = 58464
Step 349: 58464 + 168 = 58632
Step 350: 58632 + 168 = 58800
Step 351: 58800 + 168 = 58968
Step 352: 58968 + 168 = 59136
Step 353: 59136 + 168 = 59304
Step 354: 59304 + 168 = 59472
Step 355: 59472 + 168 = 59640
Step 356: 59640 + 168 = 59808
Step 357: 59808 + 168 = 59976
Step 358: 59976 + 168 = 60144
Step 359: 60144 + 168 = 60312
Step 360: 60312 + 168 = 60480
Step 361: 60480 + 168 = 60648
Step 362: 60648 + 168 = 60816
Step 363: 60816 + 168 = 60984
Step 364: 60984 + 168 = 61152
Step 365: 61152 + 168 = 61320
Step 366: 61320 + 168 = 61488
Step 367: 61488 + 168 = 61656
Step 368: 61656 + 168 = 61824
Step 369: 61824 + 168 = 61992
Step 370: 61992 + 168 = 62160
Step 371: 62160 + 168 = 62328
Step 372: 62328 + 168 = 62496
Step 373: 62496 + 168 = 62664
Step 374: 62664 + 168 = 62832
Step 375: 62832 + 168 = 63000
Step 376: 63000 + 168 = 63168
Step 377: 63168 + 168 = 63336
Step 378: 63336 + 168 = 63504
Step 379: 63504 + 168 = 63672
Step 380: 63672 + 168 = 63840
Step 381: 63840 + 168 = 64008
Step 382: 64008 + 168 = 64176
Step 383: 64176 + 168 = 64344
Step 384: 64344 + 168 = 64512
Step 385: 64512 + 168 = 64680
Step 386: 64680 + 168 = 64848
Step 387: 64848 + 168 = 65016
Step 388: 65016 + 168 = 65184
Step 389: 65184 + 168 = 65352
Step 390: 65352 + 168 = 65520
Step 391: 65520 + 168 = 65688
Step 392: 65688 + 168 = 65856
Step 393: 65856 + 168 = 66024
Step 394: 66024 + 168 = 66192
Step 395: 66192 + 168 = 66360
Step 396: 66360 + 168 = 66528
Step 397: 66528 + 168 = 66696
Step 398: 66696 + 168 = 66864
Step 399: 66864 + 168 = 67032
Step 400: 67032 + 168 = 67200
Step 401: 67200 + 168 = 67368
Step 402: 67368 + 168 = 67536
Step 403: 67536 + 168 = 67704
Step 404: 67704 + 168 = 67872
Step 405: 67872 + 168 = 68040
Step 406: 68040 + 168 = 68208
Step 407: 68208 + 168 = 68376
Step 408: 68376 + 168 = 68544
Step 409: 68544 + 168 = 68712
Step 410: 68712 + 168 = 68880
Step 411: 68880 + 168 = 69048
Step 412: 69048 + 168 = 69216
Step 413: 69216 + 168 = 69384
Step 414: 69384 + 168 = 69552
Step 415: 69552 + 168 = 69720
Step 416: 69720 + 168 = 69888
Step 417: 69888 + 168 = 70056
Step 418: 70056 + 168 = 70224
Step 419: 70224 + 168 = 70392
Step 420: 70392 + 168 = 70560
Step 421: 70560 + 168 = 70728
Step 422: 70728 + 168 = 70896
Step 423: 70896 + 168 = 71064
Step 424: 71064 + 168 = 71232
Step 425: 71232 + 168 = 71400
Step 426: 71400 + 168 = 71568
Step 427: 71568 + 168 = 71736
Step 428: 71736 + 168 = 71904
Step 429: 71904 + 168 = 72072
Step 430: 72072 + 168 = 72240
Step 431: 72240 + 168 = 72408
Step 432: 72408 + 168 = 72576

So, 168*432 = 72576