OK, let's crack this. We're given 276 and our task is to multiply it by 140. Essentially, we'll be adding 276 to itself 140 times.
Step 1: 0 + 276 = 276
Step 2: 276 + 276 = 552
Step 3: 552 + 276 = 828
Step 4: 828 + 276 = 1104
Step 5: 1104 + 276 = 1380
Step 6: 1380 + 276 = 1656
Step 7: 1656 + 276 = 1932
Step 8: 1932 + 276 = 2208
Step 9: 2208 + 276 = 2484
Step 10: 2484 + 276 = 2760
Step 11: 2760 + 276 = 3036
Step 12: 3036 + 276 = 3312
Step 13: 3312 + 276 = 3588
Step 14: 3588 + 276 = 3864
Step 15: 3864 + 276 = 4140
Step 16: 4140 + 276 = 4416
Step 17: 4416 + 276 = 4692
Step 18: 4692 + 276 = 4968
Step 19: 4968 + 276 = 5244
Step 20: 5244 + 276 = 5520
Step 21: 5520 + 276 = 5796
Step 22: 5796 + 276 = 6072
Step 23: 6072 + 276 = 6348
Step 24: 6348 + 276 = 6624
Step 25: 6624 + 276 = 6900
Step 26: 6900 + 276 = 7176
Step 27: 7176 + 276 = 7452
Step 28: 7452 + 276 = 7728
Step 29: 7728 + 276 = 8004
Step 30: 8004 + 276 = 8280
Step 31: 8280 + 276 = 8556
Step 32: 8556 + 276 = 8832
Step 33: 8832 + 276 = 9108
Step 34: 9108 + 276 = 9384
Step 35: 9384 + 276 = 9660
Step 36: 9660 + 276 = 9936
Step 37: 9936 + 276 = 10212
Step 38: 10212 + 276 = 10488
Step 39: 10488 + 276 = 10764
Step 40: 10764 + 276 = 11040
Step 41: 11040 + 276 = 11316
Step 42: 11316 + 276 = 11592
Step 43: 11592 + 276 = 11868
Step 44: 11868 + 276 = 12144
Step 45: 12144 + 276 = 12420
Step 46: 12420 + 276 = 12696
Step 47: 12696 + 276 = 12972
Step 48: 12972 + 276 = 13248
Step 49: 13248 + 276 = 13524
Step 50: 13524 + 276 = 13800
Step 51: 13800 + 276 = 14076
Step 52: 14076 + 276 = 14352
Step 53: 14352 + 276 = 14628
Step 54: 14628 + 276 = 14904
Step 55: 14904 + 276 = 15180
Step 56: 15180 + 276 = 15456
Step 57: 15456 + 276 = 15732
Step 58: 15732 + 276 = 16008
Step 59: 16008 + 276 = 16284
Step 60: 16284 + 276 = 16560
Step 61: 16560 + 276 = 16836
Step 62: 16836 + 276 = 17112
Step 63: 17112 + 276 = 17388
Step 64: 17388 + 276 = 17664
Step 65: 17664 + 276 = 17940
Step 66: 17940 + 276 = 18216
Step 67: 18216 + 276 = 18492
Step 68: 18492 + 276 = 18768
Step 69: 18768 + 276 = 19044
Step 70: 19044 + 276 = 19320
Step 71: 19320 + 276 = 19596
Step 72: 19596 + 276 = 19872
Step 73: 19872 + 276 = 20148
Step 74: 20148 + 276 = 20424
Step 75: 20424 + 276 = 20700
Step 76: 20700 + 276 = 20976
Step 77: 20976 + 276 = 21252
Step 78: 21252 + 276 = 21528
Step 79: 21528 + 276 = 21804
Step 80: 21804 + 276 = 22080
Step 81: 22080 + 276 = 22356
Step 82: 22356 + 276 = 22632
Step 83: 22632 + 276 = 22908
Step 84: 22908 + 276 = 23184
Step 85: 23184 + 276 = 23460
Step 86: 23460 + 276 = 23736
Step 87: 23736 + 276 = 24012
Step 88: 24012 + 276 = 24288
Step 89: 24288 + 276 = 24564
Step 90: 24564 + 276 = 24840
Step 91: 24840 + 276 = 25116
Step 92: 25116 + 276 = 25392
Step 93: 25392 + 276 = 25668
Step 94: 25668 + 276 = 25944
Step 95: 25944 + 276 = 26220
Step 96: 26220 + 276 = 26496
Step 97: 26496 + 276 = 26772
Step 98: 26772 + 276 = 27048
Step 99: 27048 + 276 = 27324
Step 100: 27324 + 276 = 27600
Step 101: 27600 + 276 = 27876
Step 102: 27876 + 276 = 28152
Step 103: 28152 + 276 = 28428
Step 104: 28428 + 276 = 28704
Step 105: 28704 + 276 = 28980
Step 106: 28980 + 276 = 29256
Step 107: 29256 + 276 = 29532
Step 108: 29532 + 276 = 29808
Step 109: 29808 + 276 = 30084
Step 110: 30084 + 276 = 30360
Step 111: 30360 + 276 = 30636
Step 112: 30636 + 276 = 30912
Step 113: 30912 + 276 = 31188
Step 114: 31188 + 276 = 31464
Step 115: 31464 + 276 = 31740
Step 116: 31740 + 276 = 32016
Step 117: 32016 + 276 = 32292
Step 118: 32292 + 276 = 32568
Step 119: 32568 + 276 = 32844
Step 120: 32844 + 276 = 33120
Step 121: 33120 + 276 = 33396
Step 122: 33396 + 276 = 33672
Step 123: 33672 + 276 = 33948
Step 124: 33948 + 276 = 34224
Step 125: 34224 + 276 = 34500
Step 126: 34500 + 276 = 34776
Step 127: 34776 + 276 = 35052
Step 128: 35052 + 276 = 35328
Step 129: 35328 + 276 = 35604
Step 130: 35604 + 276 = 35880
Step 131: 35880 + 276 = 36156
Step 132: 36156 + 276 = 36432
Step 133: 36432 + 276 = 36708
Step 134: 36708 + 276 = 36984
Step 135: 36984 + 276 = 37260
Step 136: 37260 + 276 = 37536
Step 137: 37536 + 276 = 37812
Step 138: 37812 + 276 = 38088
Step 139: 38088 + 276 = 38364
Step 140: 38364 + 276 = 38640

So, 276*140 = 38640