Alright, let's solve this math problem step by step. First, we have the number 350. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 355. So, we're going to take the number 350 and add it to itself 355 times.
Step 1: 0 + 350 = 350
Step 2: 350 + 350 = 700
Step 3: 700 + 350 = 1050
Step 4: 1050 + 350 = 1400
Step 5: 1400 + 350 = 1750
Step 6: 1750 + 350 = 2100
Step 7: 2100 + 350 = 2450
Step 8: 2450 + 350 = 2800
Step 9: 2800 + 350 = 3150
Step 10: 3150 + 350 = 3500
Step 11: 3500 + 350 = 3850
Step 12: 3850 + 350 = 4200
Step 13: 4200 + 350 = 4550
Step 14: 4550 + 350 = 4900
Step 15: 4900 + 350 = 5250
Step 16: 5250 + 350 = 5600
Step 17: 5600 + 350 = 5950
Step 18: 5950 + 350 = 6300
Step 19: 6300 + 350 = 6650
Step 20: 6650 + 350 = 7000
Step 21: 7000 + 350 = 7350
Step 22: 7350 + 350 = 7700
Step 23: 7700 + 350 = 8050
Step 24: 8050 + 350 = 8400
Step 25: 8400 + 350 = 8750
Step 26: 8750 + 350 = 9100
Step 27: 9100 + 350 = 9450
Step 28: 9450 + 350 = 9800
Step 29: 9800 + 350 = 10150
Step 30: 10150 + 350 = 10500
Step 31: 10500 + 350 = 10850
Step 32: 10850 + 350 = 11200
Step 33: 11200 + 350 = 11550
Step 34: 11550 + 350 = 11900
Step 35: 11900 + 350 = 12250
Step 36: 12250 + 350 = 12600
Step 37: 12600 + 350 = 12950
Step 38: 12950 + 350 = 13300
Step 39: 13300 + 350 = 13650
Step 40: 13650 + 350 = 14000
Step 41: 14000 + 350 = 14350
Step 42: 14350 + 350 = 14700
Step 43: 14700 + 350 = 15050
Step 44: 15050 + 350 = 15400
Step 45: 15400 + 350 = 15750
Step 46: 15750 + 350 = 16100
Step 47: 16100 + 350 = 16450
Step 48: 16450 + 350 = 16800
Step 49: 16800 + 350 = 17150
Step 50: 17150 + 350 = 17500
Step 51: 17500 + 350 = 17850
Step 52: 17850 + 350 = 18200
Step 53: 18200 + 350 = 18550
Step 54: 18550 + 350 = 18900
Step 55: 18900 + 350 = 19250
Step 56: 19250 + 350 = 19600
Step 57: 19600 + 350 = 19950
Step 58: 19950 + 350 = 20300
Step 59: 20300 + 350 = 20650
Step 60: 20650 + 350 = 21000
Step 61: 21000 + 350 = 21350
Step 62: 21350 + 350 = 21700
Step 63: 21700 + 350 = 22050
Step 64: 22050 + 350 = 22400
Step 65: 22400 + 350 = 22750
Step 66: 22750 + 350 = 23100
Step 67: 23100 + 350 = 23450
Step 68: 23450 + 350 = 23800
Step 69: 23800 + 350 = 24150
Step 70: 24150 + 350 = 24500
Step 71: 24500 + 350 = 24850
Step 72: 24850 + 350 = 25200
Step 73: 25200 + 350 = 25550
Step 74: 25550 + 350 = 25900
Step 75: 25900 + 350 = 26250
Step 76: 26250 + 350 = 26600
Step 77: 26600 + 350 = 26950
Step 78: 26950 + 350 = 27300
Step 79: 27300 + 350 = 27650
Step 80: 27650 + 350 = 28000
Step 81: 28000 + 350 = 28350
Step 82: 28350 + 350 = 28700
Step 83: 28700 + 350 = 29050
Step 84: 29050 + 350 = 29400
Step 85: 29400 + 350 = 29750
Step 86: 29750 + 350 = 30100
Step 87: 30100 + 350 = 30450
Step 88: 30450 + 350 = 30800
Step 89: 30800 + 350 = 31150
Step 90: 31150 + 350 = 31500
Step 91: 31500 + 350 = 31850
Step 92: 31850 + 350 = 32200
Step 93: 32200 + 350 = 32550
Step 94: 32550 + 350 = 32900
Step 95: 32900 + 350 = 33250
Step 96: 33250 + 350 = 33600
Step 97: 33600 + 350 = 33950
Step 98: 33950 + 350 = 34300
Step 99: 34300 + 350 = 34650
Step 100: 34650 + 350 = 35000
Step 101: 35000 + 350 = 35350
Step 102: 35350 + 350 = 35700
Step 103: 35700 + 350 = 36050
Step 104: 36050 + 350 = 36400
Step 105: 36400 + 350 = 36750
Step 106: 36750 + 350 = 37100
Step 107: 37100 + 350 = 37450
Step 108: 37450 + 350 = 37800
Step 109: 37800 + 350 = 38150
Step 110: 38150 + 350 = 38500
Step 111: 38500 + 350 = 38850
Step 112: 38850 + 350 = 39200
Step 113: 39200 + 350 = 39550
Step 114: 39550 + 350 = 39900
Step 115: 39900 + 350 = 40250
Step 116: 40250 + 350 = 40600
Step 117: 40600 + 350 = 40950
Step 118: 40950 + 350 = 41300
Step 119: 41300 + 350 = 41650
Step 120: 41650 + 350 = 42000
Step 121: 42000 + 350 = 42350
Step 122: 42350 + 350 = 42700
Step 123: 42700 + 350 = 43050
Step 124: 43050 + 350 = 43400
Step 125: 43400 + 350 = 43750
Step 126: 43750 + 350 = 44100
Step 127: 44100 + 350 = 44450
Step 128: 44450 + 350 = 44800
Step 129: 44800 + 350 = 45150
Step 130: 45150 + 350 = 45500
Step 131: 45500 + 350 = 45850
Step 132: 45850 + 350 = 46200
Step 133: 46200 + 350 = 46550
Step 134: 46550 + 350 = 46900
Step 135: 46900 + 350 = 47250
Step 136: 47250 + 350 = 47600
Step 137: 47600 + 350 = 47950
Step 138: 47950 + 350 = 48300
Step 139: 48300 + 350 = 48650
Step 140: 48650 + 350 = 49000
Step 141: 49000 + 350 = 49350
Step 142: 49350 + 350 = 49700
Step 143: 49700 + 350 = 50050
Step 144: 50050 + 350 = 50400
Step 145: 50400 + 350 = 50750
Step 146: 50750 + 350 = 51100
Step 147: 51100 + 350 = 51450
Step 148: 51450 + 350 = 51800
Step 149: 51800 + 350 = 52150
Step 150: 52150 + 350 = 52500
Step 151: 52500 + 350 = 52850
Step 152: 52850 + 350 = 53200
Step 153: 53200 + 350 = 53550
Step 154: 53550 + 350 = 53900
Step 155: 53900 + 350 = 54250
Step 156: 54250 + 350 = 54600
Step 157: 54600 + 350 = 54950
Step 158: 54950 + 350 = 55300
Step 159: 55300 + 350 = 55650
Step 160: 55650 + 350 = 56000
Step 161: 56000 + 350 = 56350
Step 162: 56350 + 350 = 56700
Step 163: 56700 + 350 = 57050
Step 164: 57050 + 350 = 57400
Step 165: 57400 + 350 = 57750
Step 166: 57750 + 350 = 58100
Step 167: 58100 + 350 = 58450
Step 168: 58450 + 350 = 58800
Step 169: 58800 + 350 = 59150
Step 170: 59150 + 350 = 59500
Step 171: 59500 + 350 = 59850
Step 172: 59850 + 350 = 60200
Step 173: 60200 + 350 = 60550
Step 174: 60550 + 350 = 60900
Step 175: 60900 + 350 = 61250
Step 176: 61250 + 350 = 61600
Step 177: 61600 + 350 = 61950
Step 178: 61950 + 350 = 62300
Step 179: 62300 + 350 = 62650
Step 180: 62650 + 350 = 63000
Step 181: 63000 + 350 = 63350
Step 182: 63350 + 350 = 63700
Step 183: 63700 + 350 = 64050
Step 184: 64050 + 350 = 64400
Step 185: 64400 + 350 = 64750
Step 186: 64750 + 350 = 65100
Step 187: 65100 + 350 = 65450
Step 188: 65450 + 350 = 65800
Step 189: 65800 + 350 = 66150
Step 190: 66150 + 350 = 66500
Step 191: 66500 + 350 = 66850
Step 192: 66850 + 350 = 67200
Step 193: 67200 + 350 = 67550
Step 194: 67550 + 350 = 67900
Step 195: 67900 + 350 = 68250
Step 196: 68250 + 350 = 68600
Step 197: 68600 + 350 = 68950
Step 198: 68950 + 350 = 69300
Step 199: 69300 + 350 = 69650
Step 200: 69650 + 350 = 70000
Step 201: 70000 + 350 = 70350
Step 202: 70350 + 350 = 70700
Step 203: 70700 + 350 = 71050
Step 204: 71050 + 350 = 71400
Step 205: 71400 + 350 = 71750
Step 206: 71750 + 350 = 72100
Step 207: 72100 + 350 = 72450
Step 208: 72450 + 350 = 72800
Step 209: 72800 + 350 = 73150
Step 210: 73150 + 350 = 73500
Step 211: 73500 + 350 = 73850
Step 212: 73850 + 350 = 74200
Step 213: 74200 + 350 = 74550
Step 214: 74550 + 350 = 74900
Step 215: 74900 + 350 = 75250
Step 216: 75250 + 350 = 75600
Step 217: 75600 + 350 = 75950
Step 218: 75950 + 350 = 76300
Step 219: 76300 + 350 = 76650
Step 220: 76650 + 350 = 77000
Step 221: 77000 + 350 = 77350
Step 222: 77350 + 350 = 77700
Step 223: 77700 + 350 = 78050
Step 224: 78050 + 350 = 78400
Step 225: 78400 + 350 = 78750
Step 226: 78750 + 350 = 79100
Step 227: 79100 + 350 = 79450
Step 228: 79450 + 350 = 79800
Step 229: 79800 + 350 = 80150
Step 230: 80150 + 350 = 80500
Step 231: 80500 + 350 = 80850
Step 232: 80850 + 350 = 81200
Step 233: 81200 + 350 = 81550
Step 234: 81550 + 350 = 81900
Step 235: 81900 + 350 = 82250
Step 236: 82250 + 350 = 82600
Step 237: 82600 + 350 = 82950
Step 238: 82950 + 350 = 83300
Step 239: 83300 + 350 = 83650
Step 240: 83650 + 350 = 84000
Step 241: 84000 + 350 = 84350
Step 242: 84350 + 350 = 84700
Step 243: 84700 + 350 = 85050
Step 244: 85050 + 350 = 85400
Step 245: 85400 + 350 = 85750
Step 246: 85750 + 350 = 86100
Step 247: 86100 + 350 = 86450
Step 248: 86450 + 350 = 86800
Step 249: 86800 + 350 = 87150
Step 250: 87150 + 350 = 87500
Step 251: 87500 + 350 = 87850
Step 252: 87850 + 350 = 88200
Step 253: 88200 + 350 = 88550
Step 254: 88550 + 350 = 88900
Step 255: 88900 + 350 = 89250
Step 256: 89250 + 350 = 89600
Step 257: 89600 + 350 = 89950
Step 258: 89950 + 350 = 90300
Step 259: 90300 + 350 = 90650
Step 260: 90650 + 350 = 91000
Step 261: 91000 + 350 = 91350
Step 262: 91350 + 350 = 91700
Step 263: 91700 + 350 = 92050
Step 264: 92050 + 350 = 92400
Step 265: 92400 + 350 = 92750
Step 266: 92750 + 350 = 93100
Step 267: 93100 + 350 = 93450
Step 268: 93450 + 350 = 93800
Step 269: 93800 + 350 = 94150
Step 270: 94150 + 350 = 94500
Step 271: 94500 + 350 = 94850
Step 272: 94850 + 350 = 95200
Step 273: 95200 + 350 = 95550
Step 274: 95550 + 350 = 95900
Step 275: 95900 + 350 = 96250
Step 276: 96250 + 350 = 96600
Step 277: 96600 + 350 = 96950
Step 278: 96950 + 350 = 97300
Step 279: 97300 + 350 = 97650
Step 280: 97650 + 350 = 98000
Step 281: 98000 + 350 = 98350
Step 282: 98350 + 350 = 98700
Step 283: 98700 + 350 = 99050
Step 284: 99050 + 350 = 99400
Step 285: 99400 + 350 = 99750
Step 286: 99750 + 350 = 100100
Step 287: 100100 + 350 = 100450
Step 288: 100450 + 350 = 100800
Step 289: 100800 + 350 = 101150
Step 290: 101150 + 350 = 101500
Step 291: 101500 + 350 = 101850
Step 292: 101850 + 350 = 102200
Step 293: 102200 + 350 = 102550
Step 294: 102550 + 350 = 102900
Step 295: 102900 + 350 = 103250
Step 296: 103250 + 350 = 103600
Step 297: 103600 + 350 = 103950
Step 298: 103950 + 350 = 104300
Step 299: 104300 + 350 = 104650
Step 300: 104650 + 350 = 105000
Step 301: 105000 + 350 = 105350
Step 302: 105350 + 350 = 105700
Step 303: 105700 + 350 = 106050
Step 304: 106050 + 350 = 106400
Step 305: 106400 + 350 = 106750
Step 306: 106750 + 350 = 107100
Step 307: 107100 + 350 = 107450
Step 308: 107450 + 350 = 107800
Step 309: 107800 + 350 = 108150
Step 310: 108150 + 350 = 108500
Step 311: 108500 + 350 = 108850
Step 312: 108850 + 350 = 109200
Step 313: 109200 + 350 = 109550
Step 314: 109550 + 350 = 109900
Step 315: 109900 + 350 = 110250
Step 316: 110250 + 350 = 110600
Step 317: 110600 + 350 = 110950
Step 318: 110950 + 350 = 111300
Step 319: 111300 + 350 = 111650
Step 320: 111650 + 350 = 112000
Step 321: 112000 + 350 = 112350
Step 322: 112350 + 350 = 112700
Step 323: 112700 + 350 = 113050
Step 324: 113050 + 350 = 113400
Step 325: 113400 + 350 = 113750
Step 326: 113750 + 350 = 114100
Step 327: 114100 + 350 = 114450
Step 328: 114450 + 350 = 114800
Step 329: 114800 + 350 = 115150
Step 330: 115150 + 350 = 115500
Step 331: 115500 + 350 = 115850
Step 332: 115850 + 350 = 116200
Step 333: 116200 + 350 = 116550
Step 334: 116550 + 350 = 116900
Step 335: 116900 + 350 = 117250
Step 336: 117250 + 350 = 117600
Step 337: 117600 + 350 = 117950
Step 338: 117950 + 350 = 118300
Step 339: 118300 + 350 = 118650
Step 340: 118650 + 350 = 119000
Step 341: 119000 + 350 = 119350
Step 342: 119350 + 350 = 119700
Step 343: 119700 + 350 = 120050
Step 344: 120050 + 350 = 120400
Step 345: 120400 + 350 = 120750
Step 346: 120750 + 350 = 121100
Step 347: 121100 + 350 = 121450
Step 348: 121450 + 350 = 121800
Step 349: 121800 + 350 = 122150
Step 350: 122150 + 350 = 122500
Step 351: 122500 + 350 = 122850
Step 352: 122850 + 350 = 123200
Step 353: 123200 + 350 = 123550
Step 354: 123550 + 350 = 123900
Step 355: 123900 + 350 = 124250

So, 350*355 = 124250