Let's roll up our sleeves and solve this. We have 136 and we're going to multiply it by 97, essentially adding 136 to itself 97 times.
Step 1: 0 + 136 = 136
Step 2: 136 + 136 = 272
Step 3: 272 + 136 = 408
Step 4: 408 + 136 = 544
Step 5: 544 + 136 = 680
Step 6: 680 + 136 = 816
Step 7: 816 + 136 = 952
Step 8: 952 + 136 = 1088
Step 9: 1088 + 136 = 1224
Step 10: 1224 + 136 = 1360
Step 11: 1360 + 136 = 1496
Step 12: 1496 + 136 = 1632
Step 13: 1632 + 136 = 1768
Step 14: 1768 + 136 = 1904
Step 15: 1904 + 136 = 2040
Step 16: 2040 + 136 = 2176
Step 17: 2176 + 136 = 2312
Step 18: 2312 + 136 = 2448
Step 19: 2448 + 136 = 2584
Step 20: 2584 + 136 = 2720
Step 21: 2720 + 136 = 2856
Step 22: 2856 + 136 = 2992
Step 23: 2992 + 136 = 3128
Step 24: 3128 + 136 = 3264
Step 25: 3264 + 136 = 3400
Step 26: 3400 + 136 = 3536
Step 27: 3536 + 136 = 3672
Step 28: 3672 + 136 = 3808
Step 29: 3808 + 136 = 3944
Step 30: 3944 + 136 = 4080
Step 31: 4080 + 136 = 4216
Step 32: 4216 + 136 = 4352
Step 33: 4352 + 136 = 4488
Step 34: 4488 + 136 = 4624
Step 35: 4624 + 136 = 4760
Step 36: 4760 + 136 = 4896
Step 37: 4896 + 136 = 5032
Step 38: 5032 + 136 = 5168
Step 39: 5168 + 136 = 5304
Step 40: 5304 + 136 = 5440
Step 41: 5440 + 136 = 5576
Step 42: 5576 + 136 = 5712
Step 43: 5712 + 136 = 5848
Step 44: 5848 + 136 = 5984
Step 45: 5984 + 136 = 6120
Step 46: 6120 + 136 = 6256
Step 47: 6256 + 136 = 6392
Step 48: 6392 + 136 = 6528
Step 49: 6528 + 136 = 6664
Step 50: 6664 + 136 = 6800
Step 51: 6800 + 136 = 6936
Step 52: 6936 + 136 = 7072
Step 53: 7072 + 136 = 7208
Step 54: 7208 + 136 = 7344
Step 55: 7344 + 136 = 7480
Step 56: 7480 + 136 = 7616
Step 57: 7616 + 136 = 7752
Step 58: 7752 + 136 = 7888
Step 59: 7888 + 136 = 8024
Step 60: 8024 + 136 = 8160
Step 61: 8160 + 136 = 8296
Step 62: 8296 + 136 = 8432
Step 63: 8432 + 136 = 8568
Step 64: 8568 + 136 = 8704
Step 65: 8704 + 136 = 8840
Step 66: 8840 + 136 = 8976
Step 67: 8976 + 136 = 9112
Step 68: 9112 + 136 = 9248
Step 69: 9248 + 136 = 9384
Step 70: 9384 + 136 = 9520
Step 71: 9520 + 136 = 9656
Step 72: 9656 + 136 = 9792
Step 73: 9792 + 136 = 9928
Step 74: 9928 + 136 = 10064
Step 75: 10064 + 136 = 10200
Step 76: 10200 + 136 = 10336
Step 77: 10336 + 136 = 10472
Step 78: 10472 + 136 = 10608
Step 79: 10608 + 136 = 10744
Step 80: 10744 + 136 = 10880
Step 81: 10880 + 136 = 11016
Step 82: 11016 + 136 = 11152
Step 83: 11152 + 136 = 11288
Step 84: 11288 + 136 = 11424
Step 85: 11424 + 136 = 11560
Step 86: 11560 + 136 = 11696
Step 87: 11696 + 136 = 11832
Step 88: 11832 + 136 = 11968
Step 89: 11968 + 136 = 12104
Step 90: 12104 + 136 = 12240
Step 91: 12240 + 136 = 12376
Step 92: 12376 + 136 = 12512
Step 93: 12512 + 136 = 12648
Step 94: 12648 + 136 = 12784
Step 95: 12784 + 136 = 12920
Step 96: 12920 + 136 = 13056
Step 97: 13056 + 136 = 13192

So, 136*97 = 13192