Let's roll up our sleeves and solve this. We have 45 and we're going to multiply it by 217, essentially adding 45 to itself 217 times.
Step 1: 0 + 45 = 45
Step 2: 45 + 45 = 90
Step 3: 90 + 45 = 135
Step 4: 135 + 45 = 180
Step 5: 180 + 45 = 225
Step 6: 225 + 45 = 270
Step 7: 270 + 45 = 315
Step 8: 315 + 45 = 360
Step 9: 360 + 45 = 405
Step 10: 405 + 45 = 450
Step 11: 450 + 45 = 495
Step 12: 495 + 45 = 540
Step 13: 540 + 45 = 585
Step 14: 585 + 45 = 630
Step 15: 630 + 45 = 675
Step 16: 675 + 45 = 720
Step 17: 720 + 45 = 765
Step 18: 765 + 45 = 810
Step 19: 810 + 45 = 855
Step 20: 855 + 45 = 900
Step 21: 900 + 45 = 945
Step 22: 945 + 45 = 990
Step 23: 990 + 45 = 1035
Step 24: 1035 + 45 = 1080
Step 25: 1080 + 45 = 1125
Step 26: 1125 + 45 = 1170
Step 27: 1170 + 45 = 1215
Step 28: 1215 + 45 = 1260
Step 29: 1260 + 45 = 1305
Step 30: 1305 + 45 = 1350
Step 31: 1350 + 45 = 1395
Step 32: 1395 + 45 = 1440
Step 33: 1440 + 45 = 1485
Step 34: 1485 + 45 = 1530
Step 35: 1530 + 45 = 1575
Step 36: 1575 + 45 = 1620
Step 37: 1620 + 45 = 1665
Step 38: 1665 + 45 = 1710
Step 39: 1710 + 45 = 1755
Step 40: 1755 + 45 = 1800
Step 41: 1800 + 45 = 1845
Step 42: 1845 + 45 = 1890
Step 43: 1890 + 45 = 1935
Step 44: 1935 + 45 = 1980
Step 45: 1980 + 45 = 2025
Step 46: 2025 + 45 = 2070
Step 47: 2070 + 45 = 2115
Step 48: 2115 + 45 = 2160
Step 49: 2160 + 45 = 2205
Step 50: 2205 + 45 = 2250
Step 51: 2250 + 45 = 2295
Step 52: 2295 + 45 = 2340
Step 53: 2340 + 45 = 2385
Step 54: 2385 + 45 = 2430
Step 55: 2430 + 45 = 2475
Step 56: 2475 + 45 = 2520
Step 57: 2520 + 45 = 2565
Step 58: 2565 + 45 = 2610
Step 59: 2610 + 45 = 2655
Step 60: 2655 + 45 = 2700
Step 61: 2700 + 45 = 2745
Step 62: 2745 + 45 = 2790
Step 63: 2790 + 45 = 2835
Step 64: 2835 + 45 = 2880
Step 65: 2880 + 45 = 2925
Step 66: 2925 + 45 = 2970
Step 67: 2970 + 45 = 3015
Step 68: 3015 + 45 = 3060
Step 69: 3060 + 45 = 3105
Step 70: 3105 + 45 = 3150
Step 71: 3150 + 45 = 3195
Step 72: 3195 + 45 = 3240
Step 73: 3240 + 45 = 3285
Step 74: 3285 + 45 = 3330
Step 75: 3330 + 45 = 3375
Step 76: 3375 + 45 = 3420
Step 77: 3420 + 45 = 3465
Step 78: 3465 + 45 = 3510
Step 79: 3510 + 45 = 3555
Step 80: 3555 + 45 = 3600
Step 81: 3600 + 45 = 3645
Step 82: 3645 + 45 = 3690
Step 83: 3690 + 45 = 3735
Step 84: 3735 + 45 = 3780
Step 85: 3780 + 45 = 3825
Step 86: 3825 + 45 = 3870
Step 87: 3870 + 45 = 3915
Step 88: 3915 + 45 = 3960
Step 89: 3960 + 45 = 4005
Step 90: 4005 + 45 = 4050
Step 91: 4050 + 45 = 4095
Step 92: 4095 + 45 = 4140
Step 93: 4140 + 45 = 4185
Step 94: 4185 + 45 = 4230
Step 95: 4230 + 45 = 4275
Step 96: 4275 + 45 = 4320
Step 97: 4320 + 45 = 4365
Step 98: 4365 + 45 = 4410
Step 99: 4410 + 45 = 4455
Step 100: 4455 + 45 = 4500
Step 101: 4500 + 45 = 4545
Step 102: 4545 + 45 = 4590
Step 103: 4590 + 45 = 4635
Step 104: 4635 + 45 = 4680
Step 105: 4680 + 45 = 4725
Step 106: 4725 + 45 = 4770
Step 107: 4770 + 45 = 4815
Step 108: 4815 + 45 = 4860
Step 109: 4860 + 45 = 4905
Step 110: 4905 + 45 = 4950
Step 111: 4950 + 45 = 4995
Step 112: 4995 + 45 = 5040
Step 113: 5040 + 45 = 5085
Step 114: 5085 + 45 = 5130
Step 115: 5130 + 45 = 5175
Step 116: 5175 + 45 = 5220
Step 117: 5220 + 45 = 5265
Step 118: 5265 + 45 = 5310
Step 119: 5310 + 45 = 5355
Step 120: 5355 + 45 = 5400
Step 121: 5400 + 45 = 5445
Step 122: 5445 + 45 = 5490
Step 123: 5490 + 45 = 5535
Step 124: 5535 + 45 = 5580
Step 125: 5580 + 45 = 5625
Step 126: 5625 + 45 = 5670
Step 127: 5670 + 45 = 5715
Step 128: 5715 + 45 = 5760
Step 129: 5760 + 45 = 5805
Step 130: 5805 + 45 = 5850
Step 131: 5850 + 45 = 5895
Step 132: 5895 + 45 = 5940
Step 133: 5940 + 45 = 5985
Step 134: 5985 + 45 = 6030
Step 135: 6030 + 45 = 6075
Step 136: 6075 + 45 = 6120
Step 137: 6120 + 45 = 6165
Step 138: 6165 + 45 = 6210
Step 139: 6210 + 45 = 6255
Step 140: 6255 + 45 = 6300
Step 141: 6300 + 45 = 6345
Step 142: 6345 + 45 = 6390
Step 143: 6390 + 45 = 6435
Step 144: 6435 + 45 = 6480
Step 145: 6480 + 45 = 6525
Step 146: 6525 + 45 = 6570
Step 147: 6570 + 45 = 6615
Step 148: 6615 + 45 = 6660
Step 149: 6660 + 45 = 6705
Step 150: 6705 + 45 = 6750
Step 151: 6750 + 45 = 6795
Step 152: 6795 + 45 = 6840
Step 153: 6840 + 45 = 6885
Step 154: 6885 + 45 = 6930
Step 155: 6930 + 45 = 6975
Step 156: 6975 + 45 = 7020
Step 157: 7020 + 45 = 7065
Step 158: 7065 + 45 = 7110
Step 159: 7110 + 45 = 7155
Step 160: 7155 + 45 = 7200
Step 161: 7200 + 45 = 7245
Step 162: 7245 + 45 = 7290
Step 163: 7290 + 45 = 7335
Step 164: 7335 + 45 = 7380
Step 165: 7380 + 45 = 7425
Step 166: 7425 + 45 = 7470
Step 167: 7470 + 45 = 7515
Step 168: 7515 + 45 = 7560
Step 169: 7560 + 45 = 7605
Step 170: 7605 + 45 = 7650
Step 171: 7650 + 45 = 7695
Step 172: 7695 + 45 = 7740
Step 173: 7740 + 45 = 7785
Step 174: 7785 + 45 = 7830
Step 175: 7830 + 45 = 7875
Step 176: 7875 + 45 = 7920
Step 177: 7920 + 45 = 7965
Step 178: 7965 + 45 = 8010
Step 179: 8010 + 45 = 8055
Step 180: 8055 + 45 = 8100
Step 181: 8100 + 45 = 8145
Step 182: 8145 + 45 = 8190
Step 183: 8190 + 45 = 8235
Step 184: 8235 + 45 = 8280
Step 185: 8280 + 45 = 8325
Step 186: 8325 + 45 = 8370
Step 187: 8370 + 45 = 8415
Step 188: 8415 + 45 = 8460
Step 189: 8460 + 45 = 8505
Step 190: 8505 + 45 = 8550
Step 191: 8550 + 45 = 8595
Step 192: 8595 + 45 = 8640
Step 193: 8640 + 45 = 8685
Step 194: 8685 + 45 = 8730
Step 195: 8730 + 45 = 8775
Step 196: 8775 + 45 = 8820
Step 197: 8820 + 45 = 8865
Step 198: 8865 + 45 = 8910
Step 199: 8910 + 45 = 8955
Step 200: 8955 + 45 = 9000
Step 201: 9000 + 45 = 9045
Step 202: 9045 + 45 = 9090
Step 203: 9090 + 45 = 9135
Step 204: 9135 + 45 = 9180
Step 205: 9180 + 45 = 9225
Step 206: 9225 + 45 = 9270
Step 207: 9270 + 45 = 9315
Step 208: 9315 + 45 = 9360
Step 209: 9360 + 45 = 9405
Step 210: 9405 + 45 = 9450
Step 211: 9450 + 45 = 9495
Step 212: 9495 + 45 = 9540
Step 213: 9540 + 45 = 9585
Step 214: 9585 + 45 = 9630
Step 215: 9630 + 45 = 9675
Step 216: 9675 + 45 = 9720
Step 217: 9720 + 45 = 9765

So, 45*217 = 9765