OK, let's crack this. We're given 145 and our task is to multiply it by 62. Essentially, we'll be adding 145 to itself 62 times.
Step 1: 0 + 145 = 145
Step 2: 145 + 145 = 290
Step 3: 290 + 145 = 435
Step 4: 435 + 145 = 580
Step 5: 580 + 145 = 725
Step 6: 725 + 145 = 870
Step 7: 870 + 145 = 1015
Step 8: 1015 + 145 = 1160
Step 9: 1160 + 145 = 1305
Step 10: 1305 + 145 = 1450
Step 11: 1450 + 145 = 1595
Step 12: 1595 + 145 = 1740
Step 13: 1740 + 145 = 1885
Step 14: 1885 + 145 = 2030
Step 15: 2030 + 145 = 2175
Step 16: 2175 + 145 = 2320
Step 17: 2320 + 145 = 2465
Step 18: 2465 + 145 = 2610
Step 19: 2610 + 145 = 2755
Step 20: 2755 + 145 = 2900
Step 21: 2900 + 145 = 3045
Step 22: 3045 + 145 = 3190
Step 23: 3190 + 145 = 3335
Step 24: 3335 + 145 = 3480
Step 25: 3480 + 145 = 3625
Step 26: 3625 + 145 = 3770
Step 27: 3770 + 145 = 3915
Step 28: 3915 + 145 = 4060
Step 29: 4060 + 145 = 4205
Step 30: 4205 + 145 = 4350
Step 31: 4350 + 145 = 4495
Step 32: 4495 + 145 = 4640
Step 33: 4640 + 145 = 4785
Step 34: 4785 + 145 = 4930
Step 35: 4930 + 145 = 5075
Step 36: 5075 + 145 = 5220
Step 37: 5220 + 145 = 5365
Step 38: 5365 + 145 = 5510
Step 39: 5510 + 145 = 5655
Step 40: 5655 + 145 = 5800
Step 41: 5800 + 145 = 5945
Step 42: 5945 + 145 = 6090
Step 43: 6090 + 145 = 6235
Step 44: 6235 + 145 = 6380
Step 45: 6380 + 145 = 6525
Step 46: 6525 + 145 = 6670
Step 47: 6670 + 145 = 6815
Step 48: 6815 + 145 = 6960
Step 49: 6960 + 145 = 7105
Step 50: 7105 + 145 = 7250
Step 51: 7250 + 145 = 7395
Step 52: 7395 + 145 = 7540
Step 53: 7540 + 145 = 7685
Step 54: 7685 + 145 = 7830
Step 55: 7830 + 145 = 7975
Step 56: 7975 + 145 = 8120
Step 57: 8120 + 145 = 8265
Step 58: 8265 + 145 = 8410
Step 59: 8410 + 145 = 8555
Step 60: 8555 + 145 = 8700
Step 61: 8700 + 145 = 8845
Step 62: 8845 + 145 = 8990

So, 145*62 = 8990