Alright, let's solve this math problem step by step. First, we have the number 207. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 172. So, we're going to take the number 207 and add it to itself 172 times.
Step 1: 0 + 207 = 207
Step 2: 207 + 207 = 414
Step 3: 414 + 207 = 621
Step 4: 621 + 207 = 828
Step 5: 828 + 207 = 1035
Step 6: 1035 + 207 = 1242
Step 7: 1242 + 207 = 1449
Step 8: 1449 + 207 = 1656
Step 9: 1656 + 207 = 1863
Step 10: 1863 + 207 = 2070
Step 11: 2070 + 207 = 2277
Step 12: 2277 + 207 = 2484
Step 13: 2484 + 207 = 2691
Step 14: 2691 + 207 = 2898
Step 15: 2898 + 207 = 3105
Step 16: 3105 + 207 = 3312
Step 17: 3312 + 207 = 3519
Step 18: 3519 + 207 = 3726
Step 19: 3726 + 207 = 3933
Step 20: 3933 + 207 = 4140
Step 21: 4140 + 207 = 4347
Step 22: 4347 + 207 = 4554
Step 23: 4554 + 207 = 4761
Step 24: 4761 + 207 = 4968
Step 25: 4968 + 207 = 5175
Step 26: 5175 + 207 = 5382
Step 27: 5382 + 207 = 5589
Step 28: 5589 + 207 = 5796
Step 29: 5796 + 207 = 6003
Step 30: 6003 + 207 = 6210
Step 31: 6210 + 207 = 6417
Step 32: 6417 + 207 = 6624
Step 33: 6624 + 207 = 6831
Step 34: 6831 + 207 = 7038
Step 35: 7038 + 207 = 7245
Step 36: 7245 + 207 = 7452
Step 37: 7452 + 207 = 7659
Step 38: 7659 + 207 = 7866
Step 39: 7866 + 207 = 8073
Step 40: 8073 + 207 = 8280
Step 41: 8280 + 207 = 8487
Step 42: 8487 + 207 = 8694
Step 43: 8694 + 207 = 8901
Step 44: 8901 + 207 = 9108
Step 45: 9108 + 207 = 9315
Step 46: 9315 + 207 = 9522
Step 47: 9522 + 207 = 9729
Step 48: 9729 + 207 = 9936
Step 49: 9936 + 207 = 10143
Step 50: 10143 + 207 = 10350
Step 51: 10350 + 207 = 10557
Step 52: 10557 + 207 = 10764
Step 53: 10764 + 207 = 10971
Step 54: 10971 + 207 = 11178
Step 55: 11178 + 207 = 11385
Step 56: 11385 + 207 = 11592
Step 57: 11592 + 207 = 11799
Step 58: 11799 + 207 = 12006
Step 59: 12006 + 207 = 12213
Step 60: 12213 + 207 = 12420
Step 61: 12420 + 207 = 12627
Step 62: 12627 + 207 = 12834
Step 63: 12834 + 207 = 13041
Step 64: 13041 + 207 = 13248
Step 65: 13248 + 207 = 13455
Step 66: 13455 + 207 = 13662
Step 67: 13662 + 207 = 13869
Step 68: 13869 + 207 = 14076
Step 69: 14076 + 207 = 14283
Step 70: 14283 + 207 = 14490
Step 71: 14490 + 207 = 14697
Step 72: 14697 + 207 = 14904
Step 73: 14904 + 207 = 15111
Step 74: 15111 + 207 = 15318
Step 75: 15318 + 207 = 15525
Step 76: 15525 + 207 = 15732
Step 77: 15732 + 207 = 15939
Step 78: 15939 + 207 = 16146
Step 79: 16146 + 207 = 16353
Step 80: 16353 + 207 = 16560
Step 81: 16560 + 207 = 16767
Step 82: 16767 + 207 = 16974
Step 83: 16974 + 207 = 17181
Step 84: 17181 + 207 = 17388
Step 85: 17388 + 207 = 17595
Step 86: 17595 + 207 = 17802
Step 87: 17802 + 207 = 18009
Step 88: 18009 + 207 = 18216
Step 89: 18216 + 207 = 18423
Step 90: 18423 + 207 = 18630
Step 91: 18630 + 207 = 18837
Step 92: 18837 + 207 = 19044
Step 93: 19044 + 207 = 19251
Step 94: 19251 + 207 = 19458
Step 95: 19458 + 207 = 19665
Step 96: 19665 + 207 = 19872
Step 97: 19872 + 207 = 20079
Step 98: 20079 + 207 = 20286
Step 99: 20286 + 207 = 20493
Step 100: 20493 + 207 = 20700
Step 101: 20700 + 207 = 20907
Step 102: 20907 + 207 = 21114
Step 103: 21114 + 207 = 21321
Step 104: 21321 + 207 = 21528
Step 105: 21528 + 207 = 21735
Step 106: 21735 + 207 = 21942
Step 107: 21942 + 207 = 22149
Step 108: 22149 + 207 = 22356
Step 109: 22356 + 207 = 22563
Step 110: 22563 + 207 = 22770
Step 111: 22770 + 207 = 22977
Step 112: 22977 + 207 = 23184
Step 113: 23184 + 207 = 23391
Step 114: 23391 + 207 = 23598
Step 115: 23598 + 207 = 23805
Step 116: 23805 + 207 = 24012
Step 117: 24012 + 207 = 24219
Step 118: 24219 + 207 = 24426
Step 119: 24426 + 207 = 24633
Step 120: 24633 + 207 = 24840
Step 121: 24840 + 207 = 25047
Step 122: 25047 + 207 = 25254
Step 123: 25254 + 207 = 25461
Step 124: 25461 + 207 = 25668
Step 125: 25668 + 207 = 25875
Step 126: 25875 + 207 = 26082
Step 127: 26082 + 207 = 26289
Step 128: 26289 + 207 = 26496
Step 129: 26496 + 207 = 26703
Step 130: 26703 + 207 = 26910
Step 131: 26910 + 207 = 27117
Step 132: 27117 + 207 = 27324
Step 133: 27324 + 207 = 27531
Step 134: 27531 + 207 = 27738
Step 135: 27738 + 207 = 27945
Step 136: 27945 + 207 = 28152
Step 137: 28152 + 207 = 28359
Step 138: 28359 + 207 = 28566
Step 139: 28566 + 207 = 28773
Step 140: 28773 + 207 = 28980
Step 141: 28980 + 207 = 29187
Step 142: 29187 + 207 = 29394
Step 143: 29394 + 207 = 29601
Step 144: 29601 + 207 = 29808
Step 145: 29808 + 207 = 30015
Step 146: 30015 + 207 = 30222
Step 147: 30222 + 207 = 30429
Step 148: 30429 + 207 = 30636
Step 149: 30636 + 207 = 30843
Step 150: 30843 + 207 = 31050
Step 151: 31050 + 207 = 31257
Step 152: 31257 + 207 = 31464
Step 153: 31464 + 207 = 31671
Step 154: 31671 + 207 = 31878
Step 155: 31878 + 207 = 32085
Step 156: 32085 + 207 = 32292
Step 157: 32292 + 207 = 32499
Step 158: 32499 + 207 = 32706
Step 159: 32706 + 207 = 32913
Step 160: 32913 + 207 = 33120
Step 161: 33120 + 207 = 33327
Step 162: 33327 + 207 = 33534
Step 163: 33534 + 207 = 33741
Step 164: 33741 + 207 = 33948
Step 165: 33948 + 207 = 34155
Step 166: 34155 + 207 = 34362
Step 167: 34362 + 207 = 34569
Step 168: 34569 + 207 = 34776
Step 169: 34776 + 207 = 34983
Step 170: 34983 + 207 = 35190
Step 171: 35190 + 207 = 35397
Step 172: 35397 + 207 = 35604

So, 207*172 = 35604