Let's get this math done. We have 50 and we're going to multiply it by 413. This is the same as taking 50 and adding it to itself 413 times.
Step 1: 0 + 50 = 50
Step 2: 50 + 50 = 100
Step 3: 100 + 50 = 150
Step 4: 150 + 50 = 200
Step 5: 200 + 50 = 250
Step 6: 250 + 50 = 300
Step 7: 300 + 50 = 350
Step 8: 350 + 50 = 400
Step 9: 400 + 50 = 450
Step 10: 450 + 50 = 500
Step 11: 500 + 50 = 550
Step 12: 550 + 50 = 600
Step 13: 600 + 50 = 650
Step 14: 650 + 50 = 700
Step 15: 700 + 50 = 750
Step 16: 750 + 50 = 800
Step 17: 800 + 50 = 850
Step 18: 850 + 50 = 900
Step 19: 900 + 50 = 950
Step 20: 950 + 50 = 1000
Step 21: 1000 + 50 = 1050
Step 22: 1050 + 50 = 1100
Step 23: 1100 + 50 = 1150
Step 24: 1150 + 50 = 1200
Step 25: 1200 + 50 = 1250
Step 26: 1250 + 50 = 1300
Step 27: 1300 + 50 = 1350
Step 28: 1350 + 50 = 1400
Step 29: 1400 + 50 = 1450
Step 30: 1450 + 50 = 1500
Step 31: 1500 + 50 = 1550
Step 32: 1550 + 50 = 1600
Step 33: 1600 + 50 = 1650
Step 34: 1650 + 50 = 1700
Step 35: 1700 + 50 = 1750
Step 36: 1750 + 50 = 1800
Step 37: 1800 + 50 = 1850
Step 38: 1850 + 50 = 1900
Step 39: 1900 + 50 = 1950
Step 40: 1950 + 50 = 2000
Step 41: 2000 + 50 = 2050
Step 42: 2050 + 50 = 2100
Step 43: 2100 + 50 = 2150
Step 44: 2150 + 50 = 2200
Step 45: 2200 + 50 = 2250
Step 46: 2250 + 50 = 2300
Step 47: 2300 + 50 = 2350
Step 48: 2350 + 50 = 2400
Step 49: 2400 + 50 = 2450
Step 50: 2450 + 50 = 2500
Step 51: 2500 + 50 = 2550
Step 52: 2550 + 50 = 2600
Step 53: 2600 + 50 = 2650
Step 54: 2650 + 50 = 2700
Step 55: 2700 + 50 = 2750
Step 56: 2750 + 50 = 2800
Step 57: 2800 + 50 = 2850
Step 58: 2850 + 50 = 2900
Step 59: 2900 + 50 = 2950
Step 60: 2950 + 50 = 3000
Step 61: 3000 + 50 = 3050
Step 62: 3050 + 50 = 3100
Step 63: 3100 + 50 = 3150
Step 64: 3150 + 50 = 3200
Step 65: 3200 + 50 = 3250
Step 66: 3250 + 50 = 3300
Step 67: 3300 + 50 = 3350
Step 68: 3350 + 50 = 3400
Step 69: 3400 + 50 = 3450
Step 70: 3450 + 50 = 3500
Step 71: 3500 + 50 = 3550
Step 72: 3550 + 50 = 3600
Step 73: 3600 + 50 = 3650
Step 74: 3650 + 50 = 3700
Step 75: 3700 + 50 = 3750
Step 76: 3750 + 50 = 3800
Step 77: 3800 + 50 = 3850
Step 78: 3850 + 50 = 3900
Step 79: 3900 + 50 = 3950
Step 80: 3950 + 50 = 4000
Step 81: 4000 + 50 = 4050
Step 82: 4050 + 50 = 4100
Step 83: 4100 + 50 = 4150
Step 84: 4150 + 50 = 4200
Step 85: 4200 + 50 = 4250
Step 86: 4250 + 50 = 4300
Step 87: 4300 + 50 = 4350
Step 88: 4350 + 50 = 4400
Step 89: 4400 + 50 = 4450
Step 90: 4450 + 50 = 4500
Step 91: 4500 + 50 = 4550
Step 92: 4550 + 50 = 4600
Step 93: 4600 + 50 = 4650
Step 94: 4650 + 50 = 4700
Step 95: 4700 + 50 = 4750
Step 96: 4750 + 50 = 4800
Step 97: 4800 + 50 = 4850
Step 98: 4850 + 50 = 4900
Step 99: 4900 + 50 = 4950
Step 100: 4950 + 50 = 5000
Step 101: 5000 + 50 = 5050
Step 102: 5050 + 50 = 5100
Step 103: 5100 + 50 = 5150
Step 104: 5150 + 50 = 5200
Step 105: 5200 + 50 = 5250
Step 106: 5250 + 50 = 5300
Step 107: 5300 + 50 = 5350
Step 108: 5350 + 50 = 5400
Step 109: 5400 + 50 = 5450
Step 110: 5450 + 50 = 5500
Step 111: 5500 + 50 = 5550
Step 112: 5550 + 50 = 5600
Step 113: 5600 + 50 = 5650
Step 114: 5650 + 50 = 5700
Step 115: 5700 + 50 = 5750
Step 116: 5750 + 50 = 5800
Step 117: 5800 + 50 = 5850
Step 118: 5850 + 50 = 5900
Step 119: 5900 + 50 = 5950
Step 120: 5950 + 50 = 6000
Step 121: 6000 + 50 = 6050
Step 122: 6050 + 50 = 6100
Step 123: 6100 + 50 = 6150
Step 124: 6150 + 50 = 6200
Step 125: 6200 + 50 = 6250
Step 126: 6250 + 50 = 6300
Step 127: 6300 + 50 = 6350
Step 128: 6350 + 50 = 6400
Step 129: 6400 + 50 = 6450
Step 130: 6450 + 50 = 6500
Step 131: 6500 + 50 = 6550
Step 132: 6550 + 50 = 6600
Step 133: 6600 + 50 = 6650
Step 134: 6650 + 50 = 6700
Step 135: 6700 + 50 = 6750
Step 136: 6750 + 50 = 6800
Step 137: 6800 + 50 = 6850
Step 138: 6850 + 50 = 6900
Step 139: 6900 + 50 = 6950
Step 140: 6950 + 50 = 7000
Step 141: 7000 + 50 = 7050
Step 142: 7050 + 50 = 7100
Step 143: 7100 + 50 = 7150
Step 144: 7150 + 50 = 7200
Step 145: 7200 + 50 = 7250
Step 146: 7250 + 50 = 7300
Step 147: 7300 + 50 = 7350
Step 148: 7350 + 50 = 7400
Step 149: 7400 + 50 = 7450
Step 150: 7450 + 50 = 7500
Step 151: 7500 + 50 = 7550
Step 152: 7550 + 50 = 7600
Step 153: 7600 + 50 = 7650
Step 154: 7650 + 50 = 7700
Step 155: 7700 + 50 = 7750
Step 156: 7750 + 50 = 7800
Step 157: 7800 + 50 = 7850
Step 158: 7850 + 50 = 7900
Step 159: 7900 + 50 = 7950
Step 160: 7950 + 50 = 8000
Step 161: 8000 + 50 = 8050
Step 162: 8050 + 50 = 8100
Step 163: 8100 + 50 = 8150
Step 164: 8150 + 50 = 8200
Step 165: 8200 + 50 = 8250
Step 166: 8250 + 50 = 8300
Step 167: 8300 + 50 = 8350
Step 168: 8350 + 50 = 8400
Step 169: 8400 + 50 = 8450
Step 170: 8450 + 50 = 8500
Step 171: 8500 + 50 = 8550
Step 172: 8550 + 50 = 8600
Step 173: 8600 + 50 = 8650
Step 174: 8650 + 50 = 8700
Step 175: 8700 + 50 = 8750
Step 176: 8750 + 50 = 8800
Step 177: 8800 + 50 = 8850
Step 178: 8850 + 50 = 8900
Step 179: 8900 + 50 = 8950
Step 180: 8950 + 50 = 9000
Step 181: 9000 + 50 = 9050
Step 182: 9050 + 50 = 9100
Step 183: 9100 + 50 = 9150
Step 184: 9150 + 50 = 9200
Step 185: 9200 + 50 = 9250
Step 186: 9250 + 50 = 9300
Step 187: 9300 + 50 = 9350
Step 188: 9350 + 50 = 9400
Step 189: 9400 + 50 = 9450
Step 190: 9450 + 50 = 9500
Step 191: 9500 + 50 = 9550
Step 192: 9550 + 50 = 9600
Step 193: 9600 + 50 = 9650
Step 194: 9650 + 50 = 9700
Step 195: 9700 + 50 = 9750
Step 196: 9750 + 50 = 9800
Step 197: 9800 + 50 = 9850
Step 198: 9850 + 50 = 9900
Step 199: 9900 + 50 = 9950
Step 200: 9950 + 50 = 10000
Step 201: 10000 + 50 = 10050
Step 202: 10050 + 50 = 10100
Step 203: 10100 + 50 = 10150
Step 204: 10150 + 50 = 10200
Step 205: 10200 + 50 = 10250
Step 206: 10250 + 50 = 10300
Step 207: 10300 + 50 = 10350
Step 208: 10350 + 50 = 10400
Step 209: 10400 + 50 = 10450
Step 210: 10450 + 50 = 10500
Step 211: 10500 + 50 = 10550
Step 212: 10550 + 50 = 10600
Step 213: 10600 + 50 = 10650
Step 214: 10650 + 50 = 10700
Step 215: 10700 + 50 = 10750
Step 216: 10750 + 50 = 10800
Step 217: 10800 + 50 = 10850
Step 218: 10850 + 50 = 10900
Step 219: 10900 + 50 = 10950
Step 220: 10950 + 50 = 11000
Step 221: 11000 + 50 = 11050
Step 222: 11050 + 50 = 11100
Step 223: 11100 + 50 = 11150
Step 224: 11150 + 50 = 11200
Step 225: 11200 + 50 = 11250
Step 226: 11250 + 50 = 11300
Step 227: 11300 + 50 = 11350
Step 228: 11350 + 50 = 11400
Step 229: 11400 + 50 = 11450
Step 230: 11450 + 50 = 11500
Step 231: 11500 + 50 = 11550
Step 232: 11550 + 50 = 11600
Step 233: 11600 + 50 = 11650
Step 234: 11650 + 50 = 11700
Step 235: 11700 + 50 = 11750
Step 236: 11750 + 50 = 11800
Step 237: 11800 + 50 = 11850
Step 238: 11850 + 50 = 11900
Step 239: 11900 + 50 = 11950
Step 240: 11950 + 50 = 12000
Step 241: 12000 + 50 = 12050
Step 242: 12050 + 50 = 12100
Step 243: 12100 + 50 = 12150
Step 244: 12150 + 50 = 12200
Step 245: 12200 + 50 = 12250
Step 246: 12250 + 50 = 12300
Step 247: 12300 + 50 = 12350
Step 248: 12350 + 50 = 12400
Step 249: 12400 + 50 = 12450
Step 250: 12450 + 50 = 12500
Step 251: 12500 + 50 = 12550
Step 252: 12550 + 50 = 12600
Step 253: 12600 + 50 = 12650
Step 254: 12650 + 50 = 12700
Step 255: 12700 + 50 = 12750
Step 256: 12750 + 50 = 12800
Step 257: 12800 + 50 = 12850
Step 258: 12850 + 50 = 12900
Step 259: 12900 + 50 = 12950
Step 260: 12950 + 50 = 13000
Step 261: 13000 + 50 = 13050
Step 262: 13050 + 50 = 13100
Step 263: 13100 + 50 = 13150
Step 264: 13150 + 50 = 13200
Step 265: 13200 + 50 = 13250
Step 266: 13250 + 50 = 13300
Step 267: 13300 + 50 = 13350
Step 268: 13350 + 50 = 13400
Step 269: 13400 + 50 = 13450
Step 270: 13450 + 50 = 13500
Step 271: 13500 + 50 = 13550
Step 272: 13550 + 50 = 13600
Step 273: 13600 + 50 = 13650
Step 274: 13650 + 50 = 13700
Step 275: 13700 + 50 = 13750
Step 276: 13750 + 50 = 13800
Step 277: 13800 + 50 = 13850
Step 278: 13850 + 50 = 13900
Step 279: 13900 + 50 = 13950
Step 280: 13950 + 50 = 14000
Step 281: 14000 + 50 = 14050
Step 282: 14050 + 50 = 14100
Step 283: 14100 + 50 = 14150
Step 284: 14150 + 50 = 14200
Step 285: 14200 + 50 = 14250
Step 286: 14250 + 50 = 14300
Step 287: 14300 + 50 = 14350
Step 288: 14350 + 50 = 14400
Step 289: 14400 + 50 = 14450
Step 290: 14450 + 50 = 14500
Step 291: 14500 + 50 = 14550
Step 292: 14550 + 50 = 14600
Step 293: 14600 + 50 = 14650
Step 294: 14650 + 50 = 14700
Step 295: 14700 + 50 = 14750
Step 296: 14750 + 50 = 14800
Step 297: 14800 + 50 = 14850
Step 298: 14850 + 50 = 14900
Step 299: 14900 + 50 = 14950
Step 300: 14950 + 50 = 15000
Step 301: 15000 + 50 = 15050
Step 302: 15050 + 50 = 15100
Step 303: 15100 + 50 = 15150
Step 304: 15150 + 50 = 15200
Step 305: 15200 + 50 = 15250
Step 306: 15250 + 50 = 15300
Step 307: 15300 + 50 = 15350
Step 308: 15350 + 50 = 15400
Step 309: 15400 + 50 = 15450
Step 310: 15450 + 50 = 15500
Step 311: 15500 + 50 = 15550
Step 312: 15550 + 50 = 15600
Step 313: 15600 + 50 = 15650
Step 314: 15650 + 50 = 15700
Step 315: 15700 + 50 = 15750
Step 316: 15750 + 50 = 15800
Step 317: 15800 + 50 = 15850
Step 318: 15850 + 50 = 15900
Step 319: 15900 + 50 = 15950
Step 320: 15950 + 50 = 16000
Step 321: 16000 + 50 = 16050
Step 322: 16050 + 50 = 16100
Step 323: 16100 + 50 = 16150
Step 324: 16150 + 50 = 16200
Step 325: 16200 + 50 = 16250
Step 326: 16250 + 50 = 16300
Step 327: 16300 + 50 = 16350
Step 328: 16350 + 50 = 16400
Step 329: 16400 + 50 = 16450
Step 330: 16450 + 50 = 16500
Step 331: 16500 + 50 = 16550
Step 332: 16550 + 50 = 16600
Step 333: 16600 + 50 = 16650
Step 334: 16650 + 50 = 16700
Step 335: 16700 + 50 = 16750
Step 336: 16750 + 50 = 16800
Step 337: 16800 + 50 = 16850
Step 338: 16850 + 50 = 16900
Step 339: 16900 + 50 = 16950
Step 340: 16950 + 50 = 17000
Step 341: 17000 + 50 = 17050
Step 342: 17050 + 50 = 17100
Step 343: 17100 + 50 = 17150
Step 344: 17150 + 50 = 17200
Step 345: 17200 + 50 = 17250
Step 346: 17250 + 50 = 17300
Step 347: 17300 + 50 = 17350
Step 348: 17350 + 50 = 17400
Step 349: 17400 + 50 = 17450
Step 350: 17450 + 50 = 17500
Step 351: 17500 + 50 = 17550
Step 352: 17550 + 50 = 17600
Step 353: 17600 + 50 = 17650
Step 354: 17650 + 50 = 17700
Step 355: 17700 + 50 = 17750
Step 356: 17750 + 50 = 17800
Step 357: 17800 + 50 = 17850
Step 358: 17850 + 50 = 17900
Step 359: 17900 + 50 = 17950
Step 360: 17950 + 50 = 18000
Step 361: 18000 + 50 = 18050
Step 362: 18050 + 50 = 18100
Step 363: 18100 + 50 = 18150
Step 364: 18150 + 50 = 18200
Step 365: 18200 + 50 = 18250
Step 366: 18250 + 50 = 18300
Step 367: 18300 + 50 = 18350
Step 368: 18350 + 50 = 18400
Step 369: 18400 + 50 = 18450
Step 370: 18450 + 50 = 18500
Step 371: 18500 + 50 = 18550
Step 372: 18550 + 50 = 18600
Step 373: 18600 + 50 = 18650
Step 374: 18650 + 50 = 18700
Step 375: 18700 + 50 = 18750
Step 376: 18750 + 50 = 18800
Step 377: 18800 + 50 = 18850
Step 378: 18850 + 50 = 18900
Step 379: 18900 + 50 = 18950
Step 380: 18950 + 50 = 19000
Step 381: 19000 + 50 = 19050
Step 382: 19050 + 50 = 19100
Step 383: 19100 + 50 = 19150
Step 384: 19150 + 50 = 19200
Step 385: 19200 + 50 = 19250
Step 386: 19250 + 50 = 19300
Step 387: 19300 + 50 = 19350
Step 388: 19350 + 50 = 19400
Step 389: 19400 + 50 = 19450
Step 390: 19450 + 50 = 19500
Step 391: 19500 + 50 = 19550
Step 392: 19550 + 50 = 19600
Step 393: 19600 + 50 = 19650
Step 394: 19650 + 50 = 19700
Step 395: 19700 + 50 = 19750
Step 396: 19750 + 50 = 19800
Step 397: 19800 + 50 = 19850
Step 398: 19850 + 50 = 19900
Step 399: 19900 + 50 = 19950
Step 400: 19950 + 50 = 20000
Step 401: 20000 + 50 = 20050
Step 402: 20050 + 50 = 20100
Step 403: 20100 + 50 = 20150
Step 404: 20150 + 50 = 20200
Step 405: 20200 + 50 = 20250
Step 406: 20250 + 50 = 20300
Step 407: 20300 + 50 = 20350
Step 408: 20350 + 50 = 20400
Step 409: 20400 + 50 = 20450
Step 410: 20450 + 50 = 20500
Step 411: 20500 + 50 = 20550
Step 412: 20550 + 50 = 20600
Step 413: 20600 + 50 = 20650

So, 50*413 = 20650