Alright, let's solve this math problem step by step. First, we have the number 200. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 357. So, we're going to take the number 200 and add it to itself 357 times.
Step 1: 0 + 200 = 200
Step 2: 200 + 200 = 400
Step 3: 400 + 200 = 600
Step 4: 600 + 200 = 800
Step 5: 800 + 200 = 1000
Step 6: 1000 + 200 = 1200
Step 7: 1200 + 200 = 1400
Step 8: 1400 + 200 = 1600
Step 9: 1600 + 200 = 1800
Step 10: 1800 + 200 = 2000
Step 11: 2000 + 200 = 2200
Step 12: 2200 + 200 = 2400
Step 13: 2400 + 200 = 2600
Step 14: 2600 + 200 = 2800
Step 15: 2800 + 200 = 3000
Step 16: 3000 + 200 = 3200
Step 17: 3200 + 200 = 3400
Step 18: 3400 + 200 = 3600
Step 19: 3600 + 200 = 3800
Step 20: 3800 + 200 = 4000
Step 21: 4000 + 200 = 4200
Step 22: 4200 + 200 = 4400
Step 23: 4400 + 200 = 4600
Step 24: 4600 + 200 = 4800
Step 25: 4800 + 200 = 5000
Step 26: 5000 + 200 = 5200
Step 27: 5200 + 200 = 5400
Step 28: 5400 + 200 = 5600
Step 29: 5600 + 200 = 5800
Step 30: 5800 + 200 = 6000
Step 31: 6000 + 200 = 6200
Step 32: 6200 + 200 = 6400
Step 33: 6400 + 200 = 6600
Step 34: 6600 + 200 = 6800
Step 35: 6800 + 200 = 7000
Step 36: 7000 + 200 = 7200
Step 37: 7200 + 200 = 7400
Step 38: 7400 + 200 = 7600
Step 39: 7600 + 200 = 7800
Step 40: 7800 + 200 = 8000
Step 41: 8000 + 200 = 8200
Step 42: 8200 + 200 = 8400
Step 43: 8400 + 200 = 8600
Step 44: 8600 + 200 = 8800
Step 45: 8800 + 200 = 9000
Step 46: 9000 + 200 = 9200
Step 47: 9200 + 200 = 9400
Step 48: 9400 + 200 = 9600
Step 49: 9600 + 200 = 9800
Step 50: 9800 + 200 = 10000
Step 51: 10000 + 200 = 10200
Step 52: 10200 + 200 = 10400
Step 53: 10400 + 200 = 10600
Step 54: 10600 + 200 = 10800
Step 55: 10800 + 200 = 11000
Step 56: 11000 + 200 = 11200
Step 57: 11200 + 200 = 11400
Step 58: 11400 + 200 = 11600
Step 59: 11600 + 200 = 11800
Step 60: 11800 + 200 = 12000
Step 61: 12000 + 200 = 12200
Step 62: 12200 + 200 = 12400
Step 63: 12400 + 200 = 12600
Step 64: 12600 + 200 = 12800
Step 65: 12800 + 200 = 13000
Step 66: 13000 + 200 = 13200
Step 67: 13200 + 200 = 13400
Step 68: 13400 + 200 = 13600
Step 69: 13600 + 200 = 13800
Step 70: 13800 + 200 = 14000
Step 71: 14000 + 200 = 14200
Step 72: 14200 + 200 = 14400
Step 73: 14400 + 200 = 14600
Step 74: 14600 + 200 = 14800
Step 75: 14800 + 200 = 15000
Step 76: 15000 + 200 = 15200
Step 77: 15200 + 200 = 15400
Step 78: 15400 + 200 = 15600
Step 79: 15600 + 200 = 15800
Step 80: 15800 + 200 = 16000
Step 81: 16000 + 200 = 16200
Step 82: 16200 + 200 = 16400
Step 83: 16400 + 200 = 16600
Step 84: 16600 + 200 = 16800
Step 85: 16800 + 200 = 17000
Step 86: 17000 + 200 = 17200
Step 87: 17200 + 200 = 17400
Step 88: 17400 + 200 = 17600
Step 89: 17600 + 200 = 17800
Step 90: 17800 + 200 = 18000
Step 91: 18000 + 200 = 18200
Step 92: 18200 + 200 = 18400
Step 93: 18400 + 200 = 18600
Step 94: 18600 + 200 = 18800
Step 95: 18800 + 200 = 19000
Step 96: 19000 + 200 = 19200
Step 97: 19200 + 200 = 19400
Step 98: 19400 + 200 = 19600
Step 99: 19600 + 200 = 19800
Step 100: 19800 + 200 = 20000
Step 101: 20000 + 200 = 20200
Step 102: 20200 + 200 = 20400
Step 103: 20400 + 200 = 20600
Step 104: 20600 + 200 = 20800
Step 105: 20800 + 200 = 21000
Step 106: 21000 + 200 = 21200
Step 107: 21200 + 200 = 21400
Step 108: 21400 + 200 = 21600
Step 109: 21600 + 200 = 21800
Step 110: 21800 + 200 = 22000
Step 111: 22000 + 200 = 22200
Step 112: 22200 + 200 = 22400
Step 113: 22400 + 200 = 22600
Step 114: 22600 + 200 = 22800
Step 115: 22800 + 200 = 23000
Step 116: 23000 + 200 = 23200
Step 117: 23200 + 200 = 23400
Step 118: 23400 + 200 = 23600
Step 119: 23600 + 200 = 23800
Step 120: 23800 + 200 = 24000
Step 121: 24000 + 200 = 24200
Step 122: 24200 + 200 = 24400
Step 123: 24400 + 200 = 24600
Step 124: 24600 + 200 = 24800
Step 125: 24800 + 200 = 25000
Step 126: 25000 + 200 = 25200
Step 127: 25200 + 200 = 25400
Step 128: 25400 + 200 = 25600
Step 129: 25600 + 200 = 25800
Step 130: 25800 + 200 = 26000
Step 131: 26000 + 200 = 26200
Step 132: 26200 + 200 = 26400
Step 133: 26400 + 200 = 26600
Step 134: 26600 + 200 = 26800
Step 135: 26800 + 200 = 27000
Step 136: 27000 + 200 = 27200
Step 137: 27200 + 200 = 27400
Step 138: 27400 + 200 = 27600
Step 139: 27600 + 200 = 27800
Step 140: 27800 + 200 = 28000
Step 141: 28000 + 200 = 28200
Step 142: 28200 + 200 = 28400
Step 143: 28400 + 200 = 28600
Step 144: 28600 + 200 = 28800
Step 145: 28800 + 200 = 29000
Step 146: 29000 + 200 = 29200
Step 147: 29200 + 200 = 29400
Step 148: 29400 + 200 = 29600
Step 149: 29600 + 200 = 29800
Step 150: 29800 + 200 = 30000
Step 151: 30000 + 200 = 30200
Step 152: 30200 + 200 = 30400
Step 153: 30400 + 200 = 30600
Step 154: 30600 + 200 = 30800
Step 155: 30800 + 200 = 31000
Step 156: 31000 + 200 = 31200
Step 157: 31200 + 200 = 31400
Step 158: 31400 + 200 = 31600
Step 159: 31600 + 200 = 31800
Step 160: 31800 + 200 = 32000
Step 161: 32000 + 200 = 32200
Step 162: 32200 + 200 = 32400
Step 163: 32400 + 200 = 32600
Step 164: 32600 + 200 = 32800
Step 165: 32800 + 200 = 33000
Step 166: 33000 + 200 = 33200
Step 167: 33200 + 200 = 33400
Step 168: 33400 + 200 = 33600
Step 169: 33600 + 200 = 33800
Step 170: 33800 + 200 = 34000
Step 171: 34000 + 200 = 34200
Step 172: 34200 + 200 = 34400
Step 173: 34400 + 200 = 34600
Step 174: 34600 + 200 = 34800
Step 175: 34800 + 200 = 35000
Step 176: 35000 + 200 = 35200
Step 177: 35200 + 200 = 35400
Step 178: 35400 + 200 = 35600
Step 179: 35600 + 200 = 35800
Step 180: 35800 + 200 = 36000
Step 181: 36000 + 200 = 36200
Step 182: 36200 + 200 = 36400
Step 183: 36400 + 200 = 36600
Step 184: 36600 + 200 = 36800
Step 185: 36800 + 200 = 37000
Step 186: 37000 + 200 = 37200
Step 187: 37200 + 200 = 37400
Step 188: 37400 + 200 = 37600
Step 189: 37600 + 200 = 37800
Step 190: 37800 + 200 = 38000
Step 191: 38000 + 200 = 38200
Step 192: 38200 + 200 = 38400
Step 193: 38400 + 200 = 38600
Step 194: 38600 + 200 = 38800
Step 195: 38800 + 200 = 39000
Step 196: 39000 + 200 = 39200
Step 197: 39200 + 200 = 39400
Step 198: 39400 + 200 = 39600
Step 199: 39600 + 200 = 39800
Step 200: 39800 + 200 = 40000
Step 201: 40000 + 200 = 40200
Step 202: 40200 + 200 = 40400
Step 203: 40400 + 200 = 40600
Step 204: 40600 + 200 = 40800
Step 205: 40800 + 200 = 41000
Step 206: 41000 + 200 = 41200
Step 207: 41200 + 200 = 41400
Step 208: 41400 + 200 = 41600
Step 209: 41600 + 200 = 41800
Step 210: 41800 + 200 = 42000
Step 211: 42000 + 200 = 42200
Step 212: 42200 + 200 = 42400
Step 213: 42400 + 200 = 42600
Step 214: 42600 + 200 = 42800
Step 215: 42800 + 200 = 43000
Step 216: 43000 + 200 = 43200
Step 217: 43200 + 200 = 43400
Step 218: 43400 + 200 = 43600
Step 219: 43600 + 200 = 43800
Step 220: 43800 + 200 = 44000
Step 221: 44000 + 200 = 44200
Step 222: 44200 + 200 = 44400
Step 223: 44400 + 200 = 44600
Step 224: 44600 + 200 = 44800
Step 225: 44800 + 200 = 45000
Step 226: 45000 + 200 = 45200
Step 227: 45200 + 200 = 45400
Step 228: 45400 + 200 = 45600
Step 229: 45600 + 200 = 45800
Step 230: 45800 + 200 = 46000
Step 231: 46000 + 200 = 46200
Step 232: 46200 + 200 = 46400
Step 233: 46400 + 200 = 46600
Step 234: 46600 + 200 = 46800
Step 235: 46800 + 200 = 47000
Step 236: 47000 + 200 = 47200
Step 237: 47200 + 200 = 47400
Step 238: 47400 + 200 = 47600
Step 239: 47600 + 200 = 47800
Step 240: 47800 + 200 = 48000
Step 241: 48000 + 200 = 48200
Step 242: 48200 + 200 = 48400
Step 243: 48400 + 200 = 48600
Step 244: 48600 + 200 = 48800
Step 245: 48800 + 200 = 49000
Step 246: 49000 + 200 = 49200
Step 247: 49200 + 200 = 49400
Step 248: 49400 + 200 = 49600
Step 249: 49600 + 200 = 49800
Step 250: 49800 + 200 = 50000
Step 251: 50000 + 200 = 50200
Step 252: 50200 + 200 = 50400
Step 253: 50400 + 200 = 50600
Step 254: 50600 + 200 = 50800
Step 255: 50800 + 200 = 51000
Step 256: 51000 + 200 = 51200
Step 257: 51200 + 200 = 51400
Step 258: 51400 + 200 = 51600
Step 259: 51600 + 200 = 51800
Step 260: 51800 + 200 = 52000
Step 261: 52000 + 200 = 52200
Step 262: 52200 + 200 = 52400
Step 263: 52400 + 200 = 52600
Step 264: 52600 + 200 = 52800
Step 265: 52800 + 200 = 53000
Step 266: 53000 + 200 = 53200
Step 267: 53200 + 200 = 53400
Step 268: 53400 + 200 = 53600
Step 269: 53600 + 200 = 53800
Step 270: 53800 + 200 = 54000
Step 271: 54000 + 200 = 54200
Step 272: 54200 + 200 = 54400
Step 273: 54400 + 200 = 54600
Step 274: 54600 + 200 = 54800
Step 275: 54800 + 200 = 55000
Step 276: 55000 + 200 = 55200
Step 277: 55200 + 200 = 55400
Step 278: 55400 + 200 = 55600
Step 279: 55600 + 200 = 55800
Step 280: 55800 + 200 = 56000
Step 281: 56000 + 200 = 56200
Step 282: 56200 + 200 = 56400
Step 283: 56400 + 200 = 56600
Step 284: 56600 + 200 = 56800
Step 285: 56800 + 200 = 57000
Step 286: 57000 + 200 = 57200
Step 287: 57200 + 200 = 57400
Step 288: 57400 + 200 = 57600
Step 289: 57600 + 200 = 57800
Step 290: 57800 + 200 = 58000
Step 291: 58000 + 200 = 58200
Step 292: 58200 + 200 = 58400
Step 293: 58400 + 200 = 58600
Step 294: 58600 + 200 = 58800
Step 295: 58800 + 200 = 59000
Step 296: 59000 + 200 = 59200
Step 297: 59200 + 200 = 59400
Step 298: 59400 + 200 = 59600
Step 299: 59600 + 200 = 59800
Step 300: 59800 + 200 = 60000
Step 301: 60000 + 200 = 60200
Step 302: 60200 + 200 = 60400
Step 303: 60400 + 200 = 60600
Step 304: 60600 + 200 = 60800
Step 305: 60800 + 200 = 61000
Step 306: 61000 + 200 = 61200
Step 307: 61200 + 200 = 61400
Step 308: 61400 + 200 = 61600
Step 309: 61600 + 200 = 61800
Step 310: 61800 + 200 = 62000
Step 311: 62000 + 200 = 62200
Step 312: 62200 + 200 = 62400
Step 313: 62400 + 200 = 62600
Step 314: 62600 + 200 = 62800
Step 315: 62800 + 200 = 63000
Step 316: 63000 + 200 = 63200
Step 317: 63200 + 200 = 63400
Step 318: 63400 + 200 = 63600
Step 319: 63600 + 200 = 63800
Step 320: 63800 + 200 = 64000
Step 321: 64000 + 200 = 64200
Step 322: 64200 + 200 = 64400
Step 323: 64400 + 200 = 64600
Step 324: 64600 + 200 = 64800
Step 325: 64800 + 200 = 65000
Step 326: 65000 + 200 = 65200
Step 327: 65200 + 200 = 65400
Step 328: 65400 + 200 = 65600
Step 329: 65600 + 200 = 65800
Step 330: 65800 + 200 = 66000
Step 331: 66000 + 200 = 66200
Step 332: 66200 + 200 = 66400
Step 333: 66400 + 200 = 66600
Step 334: 66600 + 200 = 66800
Step 335: 66800 + 200 = 67000
Step 336: 67000 + 200 = 67200
Step 337: 67200 + 200 = 67400
Step 338: 67400 + 200 = 67600
Step 339: 67600 + 200 = 67800
Step 340: 67800 + 200 = 68000
Step 341: 68000 + 200 = 68200
Step 342: 68200 + 200 = 68400
Step 343: 68400 + 200 = 68600
Step 344: 68600 + 200 = 68800
Step 345: 68800 + 200 = 69000
Step 346: 69000 + 200 = 69200
Step 347: 69200 + 200 = 69400
Step 348: 69400 + 200 = 69600
Step 349: 69600 + 200 = 69800
Step 350: 69800 + 200 = 70000
Step 351: 70000 + 200 = 70200
Step 352: 70200 + 200 = 70400
Step 353: 70400 + 200 = 70600
Step 354: 70600 + 200 = 70800
Step 355: 70800 + 200 = 71000
Step 356: 71000 + 200 = 71200
Step 357: 71200 + 200 = 71400

So, 200*357 = 71400