Alright, let's solve this math problem step by step. First, we have the number 308. 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 308 and add it to itself 64 times.
Step 1: 0 + 308 = 308
Step 2: 308 + 308 = 616
Step 3: 616 + 308 = 924
Step 4: 924 + 308 = 1232
Step 5: 1232 + 308 = 1540
Step 6: 1540 + 308 = 1848
Step 7: 1848 + 308 = 2156
Step 8: 2156 + 308 = 2464
Step 9: 2464 + 308 = 2772
Step 10: 2772 + 308 = 3080
Step 11: 3080 + 308 = 3388
Step 12: 3388 + 308 = 3696
Step 13: 3696 + 308 = 4004
Step 14: 4004 + 308 = 4312
Step 15: 4312 + 308 = 4620
Step 16: 4620 + 308 = 4928
Step 17: 4928 + 308 = 5236
Step 18: 5236 + 308 = 5544
Step 19: 5544 + 308 = 5852
Step 20: 5852 + 308 = 6160
Step 21: 6160 + 308 = 6468
Step 22: 6468 + 308 = 6776
Step 23: 6776 + 308 = 7084
Step 24: 7084 + 308 = 7392
Step 25: 7392 + 308 = 7700
Step 26: 7700 + 308 = 8008
Step 27: 8008 + 308 = 8316
Step 28: 8316 + 308 = 8624
Step 29: 8624 + 308 = 8932
Step 30: 8932 + 308 = 9240
Step 31: 9240 + 308 = 9548
Step 32: 9548 + 308 = 9856
Step 33: 9856 + 308 = 10164
Step 34: 10164 + 308 = 10472
Step 35: 10472 + 308 = 10780
Step 36: 10780 + 308 = 11088
Step 37: 11088 + 308 = 11396
Step 38: 11396 + 308 = 11704
Step 39: 11704 + 308 = 12012
Step 40: 12012 + 308 = 12320
Step 41: 12320 + 308 = 12628
Step 42: 12628 + 308 = 12936
Step 43: 12936 + 308 = 13244
Step 44: 13244 + 308 = 13552
Step 45: 13552 + 308 = 13860
Step 46: 13860 + 308 = 14168
Step 47: 14168 + 308 = 14476
Step 48: 14476 + 308 = 14784
Step 49: 14784 + 308 = 15092
Step 50: 15092 + 308 = 15400
Step 51: 15400 + 308 = 15708
Step 52: 15708 + 308 = 16016
Step 53: 16016 + 308 = 16324
Step 54: 16324 + 308 = 16632
Step 55: 16632 + 308 = 16940
Step 56: 16940 + 308 = 17248
Step 57: 17248 + 308 = 17556
Step 58: 17556 + 308 = 17864
Step 59: 17864 + 308 = 18172
Step 60: 18172 + 308 = 18480
Step 61: 18480 + 308 = 18788
Step 62: 18788 + 308 = 19096
Step 63: 19096 + 308 = 19404
Step 64: 19404 + 308 = 19712

So, 308*64 = 19712