Alright, let's solve this math problem step by step. First, we have the number 548. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 80. So, we're going to take the number 548 and add it to itself 80 times.
Step 1: 0 + 548 = 548
Step 2: 548 + 548 = 1096
Step 3: 1096 + 548 = 1644
Step 4: 1644 + 548 = 2192
Step 5: 2192 + 548 = 2740
Step 6: 2740 + 548 = 3288
Step 7: 3288 + 548 = 3836
Step 8: 3836 + 548 = 4384
Step 9: 4384 + 548 = 4932
Step 10: 4932 + 548 = 5480
Step 11: 5480 + 548 = 6028
Step 12: 6028 + 548 = 6576
Step 13: 6576 + 548 = 7124
Step 14: 7124 + 548 = 7672
Step 15: 7672 + 548 = 8220
Step 16: 8220 + 548 = 8768
Step 17: 8768 + 548 = 9316
Step 18: 9316 + 548 = 9864
Step 19: 9864 + 548 = 10412
Step 20: 10412 + 548 = 10960
Step 21: 10960 + 548 = 11508
Step 22: 11508 + 548 = 12056
Step 23: 12056 + 548 = 12604
Step 24: 12604 + 548 = 13152
Step 25: 13152 + 548 = 13700
Step 26: 13700 + 548 = 14248
Step 27: 14248 + 548 = 14796
Step 28: 14796 + 548 = 15344
Step 29: 15344 + 548 = 15892
Step 30: 15892 + 548 = 16440
Step 31: 16440 + 548 = 16988
Step 32: 16988 + 548 = 17536
Step 33: 17536 + 548 = 18084
Step 34: 18084 + 548 = 18632
Step 35: 18632 + 548 = 19180
Step 36: 19180 + 548 = 19728
Step 37: 19728 + 548 = 20276
Step 38: 20276 + 548 = 20824
Step 39: 20824 + 548 = 21372
Step 40: 21372 + 548 = 21920
Step 41: 21920 + 548 = 22468
Step 42: 22468 + 548 = 23016
Step 43: 23016 + 548 = 23564
Step 44: 23564 + 548 = 24112
Step 45: 24112 + 548 = 24660
Step 46: 24660 + 548 = 25208
Step 47: 25208 + 548 = 25756
Step 48: 25756 + 548 = 26304
Step 49: 26304 + 548 = 26852
Step 50: 26852 + 548 = 27400
Step 51: 27400 + 548 = 27948
Step 52: 27948 + 548 = 28496
Step 53: 28496 + 548 = 29044
Step 54: 29044 + 548 = 29592
Step 55: 29592 + 548 = 30140
Step 56: 30140 + 548 = 30688
Step 57: 30688 + 548 = 31236
Step 58: 31236 + 548 = 31784
Step 59: 31784 + 548 = 32332
Step 60: 32332 + 548 = 32880
Step 61: 32880 + 548 = 33428
Step 62: 33428 + 548 = 33976
Step 63: 33976 + 548 = 34524
Step 64: 34524 + 548 = 35072
Step 65: 35072 + 548 = 35620
Step 66: 35620 + 548 = 36168
Step 67: 36168 + 548 = 36716
Step 68: 36716 + 548 = 37264
Step 69: 37264 + 548 = 37812
Step 70: 37812 + 548 = 38360
Step 71: 38360 + 548 = 38908
Step 72: 38908 + 548 = 39456
Step 73: 39456 + 548 = 40004
Step 74: 40004 + 548 = 40552
Step 75: 40552 + 548 = 41100
Step 76: 41100 + 548 = 41648
Step 77: 41648 + 548 = 42196
Step 78: 42196 + 548 = 42744
Step 79: 42744 + 548 = 43292
Step 80: 43292 + 548 = 43840

So, 548*80 = 43840