Alright, let's solve this math problem step by step. First, we have the number 131. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 77. So, we're going to take the number 131 and add it to itself 77 times.
Step 1: 0 + 131 = 131
Step 2: 131 + 131 = 262
Step 3: 262 + 131 = 393
Step 4: 393 + 131 = 524
Step 5: 524 + 131 = 655
Step 6: 655 + 131 = 786
Step 7: 786 + 131 = 917
Step 8: 917 + 131 = 1048
Step 9: 1048 + 131 = 1179
Step 10: 1179 + 131 = 1310
Step 11: 1310 + 131 = 1441
Step 12: 1441 + 131 = 1572
Step 13: 1572 + 131 = 1703
Step 14: 1703 + 131 = 1834
Step 15: 1834 + 131 = 1965
Step 16: 1965 + 131 = 2096
Step 17: 2096 + 131 = 2227
Step 18: 2227 + 131 = 2358
Step 19: 2358 + 131 = 2489
Step 20: 2489 + 131 = 2620
Step 21: 2620 + 131 = 2751
Step 22: 2751 + 131 = 2882
Step 23: 2882 + 131 = 3013
Step 24: 3013 + 131 = 3144
Step 25: 3144 + 131 = 3275
Step 26: 3275 + 131 = 3406
Step 27: 3406 + 131 = 3537
Step 28: 3537 + 131 = 3668
Step 29: 3668 + 131 = 3799
Step 30: 3799 + 131 = 3930
Step 31: 3930 + 131 = 4061
Step 32: 4061 + 131 = 4192
Step 33: 4192 + 131 = 4323
Step 34: 4323 + 131 = 4454
Step 35: 4454 + 131 = 4585
Step 36: 4585 + 131 = 4716
Step 37: 4716 + 131 = 4847
Step 38: 4847 + 131 = 4978
Step 39: 4978 + 131 = 5109
Step 40: 5109 + 131 = 5240
Step 41: 5240 + 131 = 5371
Step 42: 5371 + 131 = 5502
Step 43: 5502 + 131 = 5633
Step 44: 5633 + 131 = 5764
Step 45: 5764 + 131 = 5895
Step 46: 5895 + 131 = 6026
Step 47: 6026 + 131 = 6157
Step 48: 6157 + 131 = 6288
Step 49: 6288 + 131 = 6419
Step 50: 6419 + 131 = 6550
Step 51: 6550 + 131 = 6681
Step 52: 6681 + 131 = 6812
Step 53: 6812 + 131 = 6943
Step 54: 6943 + 131 = 7074
Step 55: 7074 + 131 = 7205
Step 56: 7205 + 131 = 7336
Step 57: 7336 + 131 = 7467
Step 58: 7467 + 131 = 7598
Step 59: 7598 + 131 = 7729
Step 60: 7729 + 131 = 7860
Step 61: 7860 + 131 = 7991
Step 62: 7991 + 131 = 8122
Step 63: 8122 + 131 = 8253
Step 64: 8253 + 131 = 8384
Step 65: 8384 + 131 = 8515
Step 66: 8515 + 131 = 8646
Step 67: 8646 + 131 = 8777
Step 68: 8777 + 131 = 8908
Step 69: 8908 + 131 = 9039
Step 70: 9039 + 131 = 9170
Step 71: 9170 + 131 = 9301
Step 72: 9301 + 131 = 9432
Step 73: 9432 + 131 = 9563
Step 74: 9563 + 131 = 9694
Step 75: 9694 + 131 = 9825
Step 76: 9825 + 131 = 9956
Step 77: 9956 + 131 = 10087

So, 131*77 = 10087