Alright, let's solve this math problem step by step. First, we have the number 250. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 139. So, we're going to take the number 250 and add it to itself 139 times.
Step 1: 0 + 250 = 250
Step 2: 250 + 250 = 500
Step 3: 500 + 250 = 750
Step 4: 750 + 250 = 1000
Step 5: 1000 + 250 = 1250
Step 6: 1250 + 250 = 1500
Step 7: 1500 + 250 = 1750
Step 8: 1750 + 250 = 2000
Step 9: 2000 + 250 = 2250
Step 10: 2250 + 250 = 2500
Step 11: 2500 + 250 = 2750
Step 12: 2750 + 250 = 3000
Step 13: 3000 + 250 = 3250
Step 14: 3250 + 250 = 3500
Step 15: 3500 + 250 = 3750
Step 16: 3750 + 250 = 4000
Step 17: 4000 + 250 = 4250
Step 18: 4250 + 250 = 4500
Step 19: 4500 + 250 = 4750
Step 20: 4750 + 250 = 5000
Step 21: 5000 + 250 = 5250
Step 22: 5250 + 250 = 5500
Step 23: 5500 + 250 = 5750
Step 24: 5750 + 250 = 6000
Step 25: 6000 + 250 = 6250
Step 26: 6250 + 250 = 6500
Step 27: 6500 + 250 = 6750
Step 28: 6750 + 250 = 7000
Step 29: 7000 + 250 = 7250
Step 30: 7250 + 250 = 7500
Step 31: 7500 + 250 = 7750
Step 32: 7750 + 250 = 8000
Step 33: 8000 + 250 = 8250
Step 34: 8250 + 250 = 8500
Step 35: 8500 + 250 = 8750
Step 36: 8750 + 250 = 9000
Step 37: 9000 + 250 = 9250
Step 38: 9250 + 250 = 9500
Step 39: 9500 + 250 = 9750
Step 40: 9750 + 250 = 10000
Step 41: 10000 + 250 = 10250
Step 42: 10250 + 250 = 10500
Step 43: 10500 + 250 = 10750
Step 44: 10750 + 250 = 11000
Step 45: 11000 + 250 = 11250
Step 46: 11250 + 250 = 11500
Step 47: 11500 + 250 = 11750
Step 48: 11750 + 250 = 12000
Step 49: 12000 + 250 = 12250
Step 50: 12250 + 250 = 12500
Step 51: 12500 + 250 = 12750
Step 52: 12750 + 250 = 13000
Step 53: 13000 + 250 = 13250
Step 54: 13250 + 250 = 13500
Step 55: 13500 + 250 = 13750
Step 56: 13750 + 250 = 14000
Step 57: 14000 + 250 = 14250
Step 58: 14250 + 250 = 14500
Step 59: 14500 + 250 = 14750
Step 60: 14750 + 250 = 15000
Step 61: 15000 + 250 = 15250
Step 62: 15250 + 250 = 15500
Step 63: 15500 + 250 = 15750
Step 64: 15750 + 250 = 16000
Step 65: 16000 + 250 = 16250
Step 66: 16250 + 250 = 16500
Step 67: 16500 + 250 = 16750
Step 68: 16750 + 250 = 17000
Step 69: 17000 + 250 = 17250
Step 70: 17250 + 250 = 17500
Step 71: 17500 + 250 = 17750
Step 72: 17750 + 250 = 18000
Step 73: 18000 + 250 = 18250
Step 74: 18250 + 250 = 18500
Step 75: 18500 + 250 = 18750
Step 76: 18750 + 250 = 19000
Step 77: 19000 + 250 = 19250
Step 78: 19250 + 250 = 19500
Step 79: 19500 + 250 = 19750
Step 80: 19750 + 250 = 20000
Step 81: 20000 + 250 = 20250
Step 82: 20250 + 250 = 20500
Step 83: 20500 + 250 = 20750
Step 84: 20750 + 250 = 21000
Step 85: 21000 + 250 = 21250
Step 86: 21250 + 250 = 21500
Step 87: 21500 + 250 = 21750
Step 88: 21750 + 250 = 22000
Step 89: 22000 + 250 = 22250
Step 90: 22250 + 250 = 22500
Step 91: 22500 + 250 = 22750
Step 92: 22750 + 250 = 23000
Step 93: 23000 + 250 = 23250
Step 94: 23250 + 250 = 23500
Step 95: 23500 + 250 = 23750
Step 96: 23750 + 250 = 24000
Step 97: 24000 + 250 = 24250
Step 98: 24250 + 250 = 24500
Step 99: 24500 + 250 = 24750
Step 100: 24750 + 250 = 25000
Step 101: 25000 + 250 = 25250
Step 102: 25250 + 250 = 25500
Step 103: 25500 + 250 = 25750
Step 104: 25750 + 250 = 26000
Step 105: 26000 + 250 = 26250
Step 106: 26250 + 250 = 26500
Step 107: 26500 + 250 = 26750
Step 108: 26750 + 250 = 27000
Step 109: 27000 + 250 = 27250
Step 110: 27250 + 250 = 27500
Step 111: 27500 + 250 = 27750
Step 112: 27750 + 250 = 28000
Step 113: 28000 + 250 = 28250
Step 114: 28250 + 250 = 28500
Step 115: 28500 + 250 = 28750
Step 116: 28750 + 250 = 29000
Step 117: 29000 + 250 = 29250
Step 118: 29250 + 250 = 29500
Step 119: 29500 + 250 = 29750
Step 120: 29750 + 250 = 30000
Step 121: 30000 + 250 = 30250
Step 122: 30250 + 250 = 30500
Step 123: 30500 + 250 = 30750
Step 124: 30750 + 250 = 31000
Step 125: 31000 + 250 = 31250
Step 126: 31250 + 250 = 31500
Step 127: 31500 + 250 = 31750
Step 128: 31750 + 250 = 32000
Step 129: 32000 + 250 = 32250
Step 130: 32250 + 250 = 32500
Step 131: 32500 + 250 = 32750
Step 132: 32750 + 250 = 33000
Step 133: 33000 + 250 = 33250
Step 134: 33250 + 250 = 33500
Step 135: 33500 + 250 = 33750
Step 136: 33750 + 250 = 34000
Step 137: 34000 + 250 = 34250
Step 138: 34250 + 250 = 34500
Step 139: 34500 + 250 = 34750

So, 250*139 = 34750