Alright, let's solve this math problem step by step. First, we have the number 396. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 64. So, we're going to take the number 396 and add it to itself 64 times.
Step 1: 0 + 396 = 396
Step 2: 396 + 396 = 792
Step 3: 792 + 396 = 1188
Step 4: 1188 + 396 = 1584
Step 5: 1584 + 396 = 1980
Step 6: 1980 + 396 = 2376
Step 7: 2376 + 396 = 2772
Step 8: 2772 + 396 = 3168
Step 9: 3168 + 396 = 3564
Step 10: 3564 + 396 = 3960
Step 11: 3960 + 396 = 4356
Step 12: 4356 + 396 = 4752
Step 13: 4752 + 396 = 5148
Step 14: 5148 + 396 = 5544
Step 15: 5544 + 396 = 5940
Step 16: 5940 + 396 = 6336
Step 17: 6336 + 396 = 6732
Step 18: 6732 + 396 = 7128
Step 19: 7128 + 396 = 7524
Step 20: 7524 + 396 = 7920
Step 21: 7920 + 396 = 8316
Step 22: 8316 + 396 = 8712
Step 23: 8712 + 396 = 9108
Step 24: 9108 + 396 = 9504
Step 25: 9504 + 396 = 9900
Step 26: 9900 + 396 = 10296
Step 27: 10296 + 396 = 10692
Step 28: 10692 + 396 = 11088
Step 29: 11088 + 396 = 11484
Step 30: 11484 + 396 = 11880
Step 31: 11880 + 396 = 12276
Step 32: 12276 + 396 = 12672
Step 33: 12672 + 396 = 13068
Step 34: 13068 + 396 = 13464
Step 35: 13464 + 396 = 13860
Step 36: 13860 + 396 = 14256
Step 37: 14256 + 396 = 14652
Step 38: 14652 + 396 = 15048
Step 39: 15048 + 396 = 15444
Step 40: 15444 + 396 = 15840
Step 41: 15840 + 396 = 16236
Step 42: 16236 + 396 = 16632
Step 43: 16632 + 396 = 17028
Step 44: 17028 + 396 = 17424
Step 45: 17424 + 396 = 17820
Step 46: 17820 + 396 = 18216
Step 47: 18216 + 396 = 18612
Step 48: 18612 + 396 = 19008
Step 49: 19008 + 396 = 19404
Step 50: 19404 + 396 = 19800
Step 51: 19800 + 396 = 20196
Step 52: 20196 + 396 = 20592
Step 53: 20592 + 396 = 20988
Step 54: 20988 + 396 = 21384
Step 55: 21384 + 396 = 21780
Step 56: 21780 + 396 = 22176
Step 57: 22176 + 396 = 22572
Step 58: 22572 + 396 = 22968
Step 59: 22968 + 396 = 23364
Step 60: 23364 + 396 = 23760
Step 61: 23760 + 396 = 24156
Step 62: 24156 + 396 = 24552
Step 63: 24552 + 396 = 24948
Step 64: 24948 + 396 = 25344

So, 396*64 = 25344