Sure thing! We've got 636 and we're gonna multiply it by 218. That's the same as adding 636 to itself 218 times.
Step 1: 0 + 636 = 636
Step 2: 636 + 636 = 1272
Step 3: 1272 + 636 = 1908
Step 4: 1908 + 636 = 2544
Step 5: 2544 + 636 = 3180
Step 6: 3180 + 636 = 3816
Step 7: 3816 + 636 = 4452
Step 8: 4452 + 636 = 5088
Step 9: 5088 + 636 = 5724
Step 10: 5724 + 636 = 6360
Step 11: 6360 + 636 = 6996
Step 12: 6996 + 636 = 7632
Step 13: 7632 + 636 = 8268
Step 14: 8268 + 636 = 8904
Step 15: 8904 + 636 = 9540
Step 16: 9540 + 636 = 10176
Step 17: 10176 + 636 = 10812
Step 18: 10812 + 636 = 11448
Step 19: 11448 + 636 = 12084
Step 20: 12084 + 636 = 12720
Step 21: 12720 + 636 = 13356
Step 22: 13356 + 636 = 13992
Step 23: 13992 + 636 = 14628
Step 24: 14628 + 636 = 15264
Step 25: 15264 + 636 = 15900
Step 26: 15900 + 636 = 16536
Step 27: 16536 + 636 = 17172
Step 28: 17172 + 636 = 17808
Step 29: 17808 + 636 = 18444
Step 30: 18444 + 636 = 19080
Step 31: 19080 + 636 = 19716
Step 32: 19716 + 636 = 20352
Step 33: 20352 + 636 = 20988
Step 34: 20988 + 636 = 21624
Step 35: 21624 + 636 = 22260
Step 36: 22260 + 636 = 22896
Step 37: 22896 + 636 = 23532
Step 38: 23532 + 636 = 24168
Step 39: 24168 + 636 = 24804
Step 40: 24804 + 636 = 25440
Step 41: 25440 + 636 = 26076
Step 42: 26076 + 636 = 26712
Step 43: 26712 + 636 = 27348
Step 44: 27348 + 636 = 27984
Step 45: 27984 + 636 = 28620
Step 46: 28620 + 636 = 29256
Step 47: 29256 + 636 = 29892
Step 48: 29892 + 636 = 30528
Step 49: 30528 + 636 = 31164
Step 50: 31164 + 636 = 31800
Step 51: 31800 + 636 = 32436
Step 52: 32436 + 636 = 33072
Step 53: 33072 + 636 = 33708
Step 54: 33708 + 636 = 34344
Step 55: 34344 + 636 = 34980
Step 56: 34980 + 636 = 35616
Step 57: 35616 + 636 = 36252
Step 58: 36252 + 636 = 36888
Step 59: 36888 + 636 = 37524
Step 60: 37524 + 636 = 38160
Step 61: 38160 + 636 = 38796
Step 62: 38796 + 636 = 39432
Step 63: 39432 + 636 = 40068
Step 64: 40068 + 636 = 40704
Step 65: 40704 + 636 = 41340
Step 66: 41340 + 636 = 41976
Step 67: 41976 + 636 = 42612
Step 68: 42612 + 636 = 43248
Step 69: 43248 + 636 = 43884
Step 70: 43884 + 636 = 44520
Step 71: 44520 + 636 = 45156
Step 72: 45156 + 636 = 45792
Step 73: 45792 + 636 = 46428
Step 74: 46428 + 636 = 47064
Step 75: 47064 + 636 = 47700
Step 76: 47700 + 636 = 48336
Step 77: 48336 + 636 = 48972
Step 78: 48972 + 636 = 49608
Step 79: 49608 + 636 = 50244
Step 80: 50244 + 636 = 50880
Step 81: 50880 + 636 = 51516
Step 82: 51516 + 636 = 52152
Step 83: 52152 + 636 = 52788
Step 84: 52788 + 636 = 53424
Step 85: 53424 + 636 = 54060
Step 86: 54060 + 636 = 54696
Step 87: 54696 + 636 = 55332
Step 88: 55332 + 636 = 55968
Step 89: 55968 + 636 = 56604
Step 90: 56604 + 636 = 57240
Step 91: 57240 + 636 = 57876
Step 92: 57876 + 636 = 58512
Step 93: 58512 + 636 = 59148
Step 94: 59148 + 636 = 59784
Step 95: 59784 + 636 = 60420
Step 96: 60420 + 636 = 61056
Step 97: 61056 + 636 = 61692
Step 98: 61692 + 636 = 62328
Step 99: 62328 + 636 = 62964
Step 100: 62964 + 636 = 63600
Step 101: 63600 + 636 = 64236
Step 102: 64236 + 636 = 64872
Step 103: 64872 + 636 = 65508
Step 104: 65508 + 636 = 66144
Step 105: 66144 + 636 = 66780
Step 106: 66780 + 636 = 67416
Step 107: 67416 + 636 = 68052
Step 108: 68052 + 636 = 68688
Step 109: 68688 + 636 = 69324
Step 110: 69324 + 636 = 69960
Step 111: 69960 + 636 = 70596
Step 112: 70596 + 636 = 71232
Step 113: 71232 + 636 = 71868
Step 114: 71868 + 636 = 72504
Step 115: 72504 + 636 = 73140
Step 116: 73140 + 636 = 73776
Step 117: 73776 + 636 = 74412
Step 118: 74412 + 636 = 75048
Step 119: 75048 + 636 = 75684
Step 120: 75684 + 636 = 76320
Step 121: 76320 + 636 = 76956
Step 122: 76956 + 636 = 77592
Step 123: 77592 + 636 = 78228
Step 124: 78228 + 636 = 78864
Step 125: 78864 + 636 = 79500
Step 126: 79500 + 636 = 80136
Step 127: 80136 + 636 = 80772
Step 128: 80772 + 636 = 81408
Step 129: 81408 + 636 = 82044
Step 130: 82044 + 636 = 82680
Step 131: 82680 + 636 = 83316
Step 132: 83316 + 636 = 83952
Step 133: 83952 + 636 = 84588
Step 134: 84588 + 636 = 85224
Step 135: 85224 + 636 = 85860
Step 136: 85860 + 636 = 86496
Step 137: 86496 + 636 = 87132
Step 138: 87132 + 636 = 87768
Step 139: 87768 + 636 = 88404
Step 140: 88404 + 636 = 89040
Step 141: 89040 + 636 = 89676
Step 142: 89676 + 636 = 90312
Step 143: 90312 + 636 = 90948
Step 144: 90948 + 636 = 91584
Step 145: 91584 + 636 = 92220
Step 146: 92220 + 636 = 92856
Step 147: 92856 + 636 = 93492
Step 148: 93492 + 636 = 94128
Step 149: 94128 + 636 = 94764
Step 150: 94764 + 636 = 95400
Step 151: 95400 + 636 = 96036
Step 152: 96036 + 636 = 96672
Step 153: 96672 + 636 = 97308
Step 154: 97308 + 636 = 97944
Step 155: 97944 + 636 = 98580
Step 156: 98580 + 636 = 99216
Step 157: 99216 + 636 = 99852
Step 158: 99852 + 636 = 100488
Step 159: 100488 + 636 = 101124
Step 160: 101124 + 636 = 101760
Step 161: 101760 + 636 = 102396
Step 162: 102396 + 636 = 103032
Step 163: 103032 + 636 = 103668
Step 164: 103668 + 636 = 104304
Step 165: 104304 + 636 = 104940
Step 166: 104940 + 636 = 105576
Step 167: 105576 + 636 = 106212
Step 168: 106212 + 636 = 106848
Step 169: 106848 + 636 = 107484
Step 170: 107484 + 636 = 108120
Step 171: 108120 + 636 = 108756
Step 172: 108756 + 636 = 109392
Step 173: 109392 + 636 = 110028
Step 174: 110028 + 636 = 110664
Step 175: 110664 + 636 = 111300
Step 176: 111300 + 636 = 111936
Step 177: 111936 + 636 = 112572
Step 178: 112572 + 636 = 113208
Step 179: 113208 + 636 = 113844
Step 180: 113844 + 636 = 114480
Step 181: 114480 + 636 = 115116
Step 182: 115116 + 636 = 115752
Step 183: 115752 + 636 = 116388
Step 184: 116388 + 636 = 117024
Step 185: 117024 + 636 = 117660
Step 186: 117660 + 636 = 118296
Step 187: 118296 + 636 = 118932
Step 188: 118932 + 636 = 119568
Step 189: 119568 + 636 = 120204
Step 190: 120204 + 636 = 120840
Step 191: 120840 + 636 = 121476
Step 192: 121476 + 636 = 122112
Step 193: 122112 + 636 = 122748
Step 194: 122748 + 636 = 123384
Step 195: 123384 + 636 = 124020
Step 196: 124020 + 636 = 124656
Step 197: 124656 + 636 = 125292
Step 198: 125292 + 636 = 125928
Step 199: 125928 + 636 = 126564
Step 200: 126564 + 636 = 127200
Step 201: 127200 + 636 = 127836
Step 202: 127836 + 636 = 128472
Step 203: 128472 + 636 = 129108
Step 204: 129108 + 636 = 129744
Step 205: 129744 + 636 = 130380
Step 206: 130380 + 636 = 131016
Step 207: 131016 + 636 = 131652
Step 208: 131652 + 636 = 132288
Step 209: 132288 + 636 = 132924
Step 210: 132924 + 636 = 133560
Step 211: 133560 + 636 = 134196
Step 212: 134196 + 636 = 134832
Step 213: 134832 + 636 = 135468
Step 214: 135468 + 636 = 136104
Step 215: 136104 + 636 = 136740
Step 216: 136740 + 636 = 137376
Step 217: 137376 + 636 = 138012
Step 218: 138012 + 636 = 138648

So, 636*218 = 138648