Alright, let's solve this math problem step by step. First, we have the number 554. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 72. So, we're going to take the number 554 and add it to itself 72 times.
Step 1: 0 + 554 = 554
Step 2: 554 + 554 = 1108
Step 3: 1108 + 554 = 1662
Step 4: 1662 + 554 = 2216
Step 5: 2216 + 554 = 2770
Step 6: 2770 + 554 = 3324
Step 7: 3324 + 554 = 3878
Step 8: 3878 + 554 = 4432
Step 9: 4432 + 554 = 4986
Step 10: 4986 + 554 = 5540
Step 11: 5540 + 554 = 6094
Step 12: 6094 + 554 = 6648
Step 13: 6648 + 554 = 7202
Step 14: 7202 + 554 = 7756
Step 15: 7756 + 554 = 8310
Step 16: 8310 + 554 = 8864
Step 17: 8864 + 554 = 9418
Step 18: 9418 + 554 = 9972
Step 19: 9972 + 554 = 10526
Step 20: 10526 + 554 = 11080
Step 21: 11080 + 554 = 11634
Step 22: 11634 + 554 = 12188
Step 23: 12188 + 554 = 12742
Step 24: 12742 + 554 = 13296
Step 25: 13296 + 554 = 13850
Step 26: 13850 + 554 = 14404
Step 27: 14404 + 554 = 14958
Step 28: 14958 + 554 = 15512
Step 29: 15512 + 554 = 16066
Step 30: 16066 + 554 = 16620
Step 31: 16620 + 554 = 17174
Step 32: 17174 + 554 = 17728
Step 33: 17728 + 554 = 18282
Step 34: 18282 + 554 = 18836
Step 35: 18836 + 554 = 19390
Step 36: 19390 + 554 = 19944
Step 37: 19944 + 554 = 20498
Step 38: 20498 + 554 = 21052
Step 39: 21052 + 554 = 21606
Step 40: 21606 + 554 = 22160
Step 41: 22160 + 554 = 22714
Step 42: 22714 + 554 = 23268
Step 43: 23268 + 554 = 23822
Step 44: 23822 + 554 = 24376
Step 45: 24376 + 554 = 24930
Step 46: 24930 + 554 = 25484
Step 47: 25484 + 554 = 26038
Step 48: 26038 + 554 = 26592
Step 49: 26592 + 554 = 27146
Step 50: 27146 + 554 = 27700
Step 51: 27700 + 554 = 28254
Step 52: 28254 + 554 = 28808
Step 53: 28808 + 554 = 29362
Step 54: 29362 + 554 = 29916
Step 55: 29916 + 554 = 30470
Step 56: 30470 + 554 = 31024
Step 57: 31024 + 554 = 31578
Step 58: 31578 + 554 = 32132
Step 59: 32132 + 554 = 32686
Step 60: 32686 + 554 = 33240
Step 61: 33240 + 554 = 33794
Step 62: 33794 + 554 = 34348
Step 63: 34348 + 554 = 34902
Step 64: 34902 + 554 = 35456
Step 65: 35456 + 554 = 36010
Step 66: 36010 + 554 = 36564
Step 67: 36564 + 554 = 37118
Step 68: 37118 + 554 = 37672
Step 69: 37672 + 554 = 38226
Step 70: 38226 + 554 = 38780
Step 71: 38780 + 554 = 39334
Step 72: 39334 + 554 = 39888

So, 554*72 = 39888