OK, let's crack this. We're given 697 and our task is to multiply it by 100. Essentially, we'll be adding 697 to itself 100 times.
Step 1: 0 + 697 = 697
Step 2: 697 + 697 = 1394
Step 3: 1394 + 697 = 2091
Step 4: 2091 + 697 = 2788
Step 5: 2788 + 697 = 3485
Step 6: 3485 + 697 = 4182
Step 7: 4182 + 697 = 4879
Step 8: 4879 + 697 = 5576
Step 9: 5576 + 697 = 6273
Step 10: 6273 + 697 = 6970
Step 11: 6970 + 697 = 7667
Step 12: 7667 + 697 = 8364
Step 13: 8364 + 697 = 9061
Step 14: 9061 + 697 = 9758
Step 15: 9758 + 697 = 10455
Step 16: 10455 + 697 = 11152
Step 17: 11152 + 697 = 11849
Step 18: 11849 + 697 = 12546
Step 19: 12546 + 697 = 13243
Step 20: 13243 + 697 = 13940
Step 21: 13940 + 697 = 14637
Step 22: 14637 + 697 = 15334
Step 23: 15334 + 697 = 16031
Step 24: 16031 + 697 = 16728
Step 25: 16728 + 697 = 17425
Step 26: 17425 + 697 = 18122
Step 27: 18122 + 697 = 18819
Step 28: 18819 + 697 = 19516
Step 29: 19516 + 697 = 20213
Step 30: 20213 + 697 = 20910
Step 31: 20910 + 697 = 21607
Step 32: 21607 + 697 = 22304
Step 33: 22304 + 697 = 23001
Step 34: 23001 + 697 = 23698
Step 35: 23698 + 697 = 24395
Step 36: 24395 + 697 = 25092
Step 37: 25092 + 697 = 25789
Step 38: 25789 + 697 = 26486
Step 39: 26486 + 697 = 27183
Step 40: 27183 + 697 = 27880
Step 41: 27880 + 697 = 28577
Step 42: 28577 + 697 = 29274
Step 43: 29274 + 697 = 29971
Step 44: 29971 + 697 = 30668
Step 45: 30668 + 697 = 31365
Step 46: 31365 + 697 = 32062
Step 47: 32062 + 697 = 32759
Step 48: 32759 + 697 = 33456
Step 49: 33456 + 697 = 34153
Step 50: 34153 + 697 = 34850
Step 51: 34850 + 697 = 35547
Step 52: 35547 + 697 = 36244
Step 53: 36244 + 697 = 36941
Step 54: 36941 + 697 = 37638
Step 55: 37638 + 697 = 38335
Step 56: 38335 + 697 = 39032
Step 57: 39032 + 697 = 39729
Step 58: 39729 + 697 = 40426
Step 59: 40426 + 697 = 41123
Step 60: 41123 + 697 = 41820
Step 61: 41820 + 697 = 42517
Step 62: 42517 + 697 = 43214
Step 63: 43214 + 697 = 43911
Step 64: 43911 + 697 = 44608
Step 65: 44608 + 697 = 45305
Step 66: 45305 + 697 = 46002
Step 67: 46002 + 697 = 46699
Step 68: 46699 + 697 = 47396
Step 69: 47396 + 697 = 48093
Step 70: 48093 + 697 = 48790
Step 71: 48790 + 697 = 49487
Step 72: 49487 + 697 = 50184
Step 73: 50184 + 697 = 50881
Step 74: 50881 + 697 = 51578
Step 75: 51578 + 697 = 52275
Step 76: 52275 + 697 = 52972
Step 77: 52972 + 697 = 53669
Step 78: 53669 + 697 = 54366
Step 79: 54366 + 697 = 55063
Step 80: 55063 + 697 = 55760
Step 81: 55760 + 697 = 56457
Step 82: 56457 + 697 = 57154
Step 83: 57154 + 697 = 57851
Step 84: 57851 + 697 = 58548
Step 85: 58548 + 697 = 59245
Step 86: 59245 + 697 = 59942
Step 87: 59942 + 697 = 60639
Step 88: 60639 + 697 = 61336
Step 89: 61336 + 697 = 62033
Step 90: 62033 + 697 = 62730
Step 91: 62730 + 697 = 63427
Step 92: 63427 + 697 = 64124
Step 93: 64124 + 697 = 64821
Step 94: 64821 + 697 = 65518
Step 95: 65518 + 697 = 66215
Step 96: 66215 + 697 = 66912
Step 97: 66912 + 697 = 67609
Step 98: 67609 + 697 = 68306
Step 99: 68306 + 697 = 69003
Step 100: 69003 + 697 = 69700

So, 697*100 = 69700