OK, let's crack this. We're given 924 and our task is to multiply it by 48. Essentially, we'll be adding 924 to itself 48 times.
Step 1: 0 + 924 = 924
Step 2: 924 + 924 = 1848
Step 3: 1848 + 924 = 2772
Step 4: 2772 + 924 = 3696
Step 5: 3696 + 924 = 4620
Step 6: 4620 + 924 = 5544
Step 7: 5544 + 924 = 6468
Step 8: 6468 + 924 = 7392
Step 9: 7392 + 924 = 8316
Step 10: 8316 + 924 = 9240
Step 11: 9240 + 924 = 10164
Step 12: 10164 + 924 = 11088
Step 13: 11088 + 924 = 12012
Step 14: 12012 + 924 = 12936
Step 15: 12936 + 924 = 13860
Step 16: 13860 + 924 = 14784
Step 17: 14784 + 924 = 15708
Step 18: 15708 + 924 = 16632
Step 19: 16632 + 924 = 17556
Step 20: 17556 + 924 = 18480
Step 21: 18480 + 924 = 19404
Step 22: 19404 + 924 = 20328
Step 23: 20328 + 924 = 21252
Step 24: 21252 + 924 = 22176
Step 25: 22176 + 924 = 23100
Step 26: 23100 + 924 = 24024
Step 27: 24024 + 924 = 24948
Step 28: 24948 + 924 = 25872
Step 29: 25872 + 924 = 26796
Step 30: 26796 + 924 = 27720
Step 31: 27720 + 924 = 28644
Step 32: 28644 + 924 = 29568
Step 33: 29568 + 924 = 30492
Step 34: 30492 + 924 = 31416
Step 35: 31416 + 924 = 32340
Step 36: 32340 + 924 = 33264
Step 37: 33264 + 924 = 34188
Step 38: 34188 + 924 = 35112
Step 39: 35112 + 924 = 36036
Step 40: 36036 + 924 = 36960
Step 41: 36960 + 924 = 37884
Step 42: 37884 + 924 = 38808
Step 43: 38808 + 924 = 39732
Step 44: 39732 + 924 = 40656
Step 45: 40656 + 924 = 41580
Step 46: 41580 + 924 = 42504
Step 47: 42504 + 924 = 43428
Step 48: 43428 + 924 = 44352

So, 924*48 = 44352