Let's get this math done. We have 702 and we're going to multiply it by 63. This is the same as taking 702 and adding it to itself 63 times.
Step 1: 0 + 702 = 702
Step 2: 702 + 702 = 1404
Step 3: 1404 + 702 = 2106
Step 4: 2106 + 702 = 2808
Step 5: 2808 + 702 = 3510
Step 6: 3510 + 702 = 4212
Step 7: 4212 + 702 = 4914
Step 8: 4914 + 702 = 5616
Step 9: 5616 + 702 = 6318
Step 10: 6318 + 702 = 7020
Step 11: 7020 + 702 = 7722
Step 12: 7722 + 702 = 8424
Step 13: 8424 + 702 = 9126
Step 14: 9126 + 702 = 9828
Step 15: 9828 + 702 = 10530
Step 16: 10530 + 702 = 11232
Step 17: 11232 + 702 = 11934
Step 18: 11934 + 702 = 12636
Step 19: 12636 + 702 = 13338
Step 20: 13338 + 702 = 14040
Step 21: 14040 + 702 = 14742
Step 22: 14742 + 702 = 15444
Step 23: 15444 + 702 = 16146
Step 24: 16146 + 702 = 16848
Step 25: 16848 + 702 = 17550
Step 26: 17550 + 702 = 18252
Step 27: 18252 + 702 = 18954
Step 28: 18954 + 702 = 19656
Step 29: 19656 + 702 = 20358
Step 30: 20358 + 702 = 21060
Step 31: 21060 + 702 = 21762
Step 32: 21762 + 702 = 22464
Step 33: 22464 + 702 = 23166
Step 34: 23166 + 702 = 23868
Step 35: 23868 + 702 = 24570
Step 36: 24570 + 702 = 25272
Step 37: 25272 + 702 = 25974
Step 38: 25974 + 702 = 26676
Step 39: 26676 + 702 = 27378
Step 40: 27378 + 702 = 28080
Step 41: 28080 + 702 = 28782
Step 42: 28782 + 702 = 29484
Step 43: 29484 + 702 = 30186
Step 44: 30186 + 702 = 30888
Step 45: 30888 + 702 = 31590
Step 46: 31590 + 702 = 32292
Step 47: 32292 + 702 = 32994
Step 48: 32994 + 702 = 33696
Step 49: 33696 + 702 = 34398
Step 50: 34398 + 702 = 35100
Step 51: 35100 + 702 = 35802
Step 52: 35802 + 702 = 36504
Step 53: 36504 + 702 = 37206
Step 54: 37206 + 702 = 37908
Step 55: 37908 + 702 = 38610
Step 56: 38610 + 702 = 39312
Step 57: 39312 + 702 = 40014
Step 58: 40014 + 702 = 40716
Step 59: 40716 + 702 = 41418
Step 60: 41418 + 702 = 42120
Step 61: 42120 + 702 = 42822
Step 62: 42822 + 702 = 43524
Step 63: 43524 + 702 = 44226

So, 702*63 = 44226