Let's get this math done. We have 74 and we're going to multiply it by 87. This is the same as taking 74 and adding it to itself 87 times.
Step 1: 0 + 74 = 74
Step 2: 74 + 74 = 148
Step 3: 148 + 74 = 222
Step 4: 222 + 74 = 296
Step 5: 296 + 74 = 370
Step 6: 370 + 74 = 444
Step 7: 444 + 74 = 518
Step 8: 518 + 74 = 592
Step 9: 592 + 74 = 666
Step 10: 666 + 74 = 740
Step 11: 740 + 74 = 814
Step 12: 814 + 74 = 888
Step 13: 888 + 74 = 962
Step 14: 962 + 74 = 1036
Step 15: 1036 + 74 = 1110
Step 16: 1110 + 74 = 1184
Step 17: 1184 + 74 = 1258
Step 18: 1258 + 74 = 1332
Step 19: 1332 + 74 = 1406
Step 20: 1406 + 74 = 1480
Step 21: 1480 + 74 = 1554
Step 22: 1554 + 74 = 1628
Step 23: 1628 + 74 = 1702
Step 24: 1702 + 74 = 1776
Step 25: 1776 + 74 = 1850
Step 26: 1850 + 74 = 1924
Step 27: 1924 + 74 = 1998
Step 28: 1998 + 74 = 2072
Step 29: 2072 + 74 = 2146
Step 30: 2146 + 74 = 2220
Step 31: 2220 + 74 = 2294
Step 32: 2294 + 74 = 2368
Step 33: 2368 + 74 = 2442
Step 34: 2442 + 74 = 2516
Step 35: 2516 + 74 = 2590
Step 36: 2590 + 74 = 2664
Step 37: 2664 + 74 = 2738
Step 38: 2738 + 74 = 2812
Step 39: 2812 + 74 = 2886
Step 40: 2886 + 74 = 2960
Step 41: 2960 + 74 = 3034
Step 42: 3034 + 74 = 3108
Step 43: 3108 + 74 = 3182
Step 44: 3182 + 74 = 3256
Step 45: 3256 + 74 = 3330
Step 46: 3330 + 74 = 3404
Step 47: 3404 + 74 = 3478
Step 48: 3478 + 74 = 3552
Step 49: 3552 + 74 = 3626
Step 50: 3626 + 74 = 3700
Step 51: 3700 + 74 = 3774
Step 52: 3774 + 74 = 3848
Step 53: 3848 + 74 = 3922
Step 54: 3922 + 74 = 3996
Step 55: 3996 + 74 = 4070
Step 56: 4070 + 74 = 4144
Step 57: 4144 + 74 = 4218
Step 58: 4218 + 74 = 4292
Step 59: 4292 + 74 = 4366
Step 60: 4366 + 74 = 4440
Step 61: 4440 + 74 = 4514
Step 62: 4514 + 74 = 4588
Step 63: 4588 + 74 = 4662
Step 64: 4662 + 74 = 4736
Step 65: 4736 + 74 = 4810
Step 66: 4810 + 74 = 4884
Step 67: 4884 + 74 = 4958
Step 68: 4958 + 74 = 5032
Step 69: 5032 + 74 = 5106
Step 70: 5106 + 74 = 5180
Step 71: 5180 + 74 = 5254
Step 72: 5254 + 74 = 5328
Step 73: 5328 + 74 = 5402
Step 74: 5402 + 74 = 5476
Step 75: 5476 + 74 = 5550
Step 76: 5550 + 74 = 5624
Step 77: 5624 + 74 = 5698
Step 78: 5698 + 74 = 5772
Step 79: 5772 + 74 = 5846
Step 80: 5846 + 74 = 5920
Step 81: 5920 + 74 = 5994
Step 82: 5994 + 74 = 6068
Step 83: 6068 + 74 = 6142
Step 84: 6142 + 74 = 6216
Step 85: 6216 + 74 = 6290
Step 86: 6290 + 74 = 6364
Step 87: 6364 + 74 = 6438

So, 74*87 = 6438