Alright, let's solve this math problem step by step. First, we have the number 725. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 55. So, we're going to take the number 725 and add it to itself 55 times.
Step 1: 0 + 725 = 725
Step 2: 725 + 725 = 1450
Step 3: 1450 + 725 = 2175
Step 4: 2175 + 725 = 2900
Step 5: 2900 + 725 = 3625
Step 6: 3625 + 725 = 4350
Step 7: 4350 + 725 = 5075
Step 8: 5075 + 725 = 5800
Step 9: 5800 + 725 = 6525
Step 10: 6525 + 725 = 7250
Step 11: 7250 + 725 = 7975
Step 12: 7975 + 725 = 8700
Step 13: 8700 + 725 = 9425
Step 14: 9425 + 725 = 10150
Step 15: 10150 + 725 = 10875
Step 16: 10875 + 725 = 11600
Step 17: 11600 + 725 = 12325
Step 18: 12325 + 725 = 13050
Step 19: 13050 + 725 = 13775
Step 20: 13775 + 725 = 14500
Step 21: 14500 + 725 = 15225
Step 22: 15225 + 725 = 15950
Step 23: 15950 + 725 = 16675
Step 24: 16675 + 725 = 17400
Step 25: 17400 + 725 = 18125
Step 26: 18125 + 725 = 18850
Step 27: 18850 + 725 = 19575
Step 28: 19575 + 725 = 20300
Step 29: 20300 + 725 = 21025
Step 30: 21025 + 725 = 21750
Step 31: 21750 + 725 = 22475
Step 32: 22475 + 725 = 23200
Step 33: 23200 + 725 = 23925
Step 34: 23925 + 725 = 24650
Step 35: 24650 + 725 = 25375
Step 36: 25375 + 725 = 26100
Step 37: 26100 + 725 = 26825
Step 38: 26825 + 725 = 27550
Step 39: 27550 + 725 = 28275
Step 40: 28275 + 725 = 29000
Step 41: 29000 + 725 = 29725
Step 42: 29725 + 725 = 30450
Step 43: 30450 + 725 = 31175
Step 44: 31175 + 725 = 31900
Step 45: 31900 + 725 = 32625
Step 46: 32625 + 725 = 33350
Step 47: 33350 + 725 = 34075
Step 48: 34075 + 725 = 34800
Step 49: 34800 + 725 = 35525
Step 50: 35525 + 725 = 36250
Step 51: 36250 + 725 = 36975
Step 52: 36975 + 725 = 37700
Step 53: 37700 + 725 = 38425
Step 54: 38425 + 725 = 39150
Step 55: 39150 + 725 = 39875

So, 725*55 = 39875