Alright, let's solve this math problem step by step. First, we have the number 664. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 122. So, we're going to take the number 664 and add it to itself 122 times.
Step 1: 0 + 664 = 664
Step 2: 664 + 664 = 1328
Step 3: 1328 + 664 = 1992
Step 4: 1992 + 664 = 2656
Step 5: 2656 + 664 = 3320
Step 6: 3320 + 664 = 3984
Step 7: 3984 + 664 = 4648
Step 8: 4648 + 664 = 5312
Step 9: 5312 + 664 = 5976
Step 10: 5976 + 664 = 6640
Step 11: 6640 + 664 = 7304
Step 12: 7304 + 664 = 7968
Step 13: 7968 + 664 = 8632
Step 14: 8632 + 664 = 9296
Step 15: 9296 + 664 = 9960
Step 16: 9960 + 664 = 10624
Step 17: 10624 + 664 = 11288
Step 18: 11288 + 664 = 11952
Step 19: 11952 + 664 = 12616
Step 20: 12616 + 664 = 13280
Step 21: 13280 + 664 = 13944
Step 22: 13944 + 664 = 14608
Step 23: 14608 + 664 = 15272
Step 24: 15272 + 664 = 15936
Step 25: 15936 + 664 = 16600
Step 26: 16600 + 664 = 17264
Step 27: 17264 + 664 = 17928
Step 28: 17928 + 664 = 18592
Step 29: 18592 + 664 = 19256
Step 30: 19256 + 664 = 19920
Step 31: 19920 + 664 = 20584
Step 32: 20584 + 664 = 21248
Step 33: 21248 + 664 = 21912
Step 34: 21912 + 664 = 22576
Step 35: 22576 + 664 = 23240
Step 36: 23240 + 664 = 23904
Step 37: 23904 + 664 = 24568
Step 38: 24568 + 664 = 25232
Step 39: 25232 + 664 = 25896
Step 40: 25896 + 664 = 26560
Step 41: 26560 + 664 = 27224
Step 42: 27224 + 664 = 27888
Step 43: 27888 + 664 = 28552
Step 44: 28552 + 664 = 29216
Step 45: 29216 + 664 = 29880
Step 46: 29880 + 664 = 30544
Step 47: 30544 + 664 = 31208
Step 48: 31208 + 664 = 31872
Step 49: 31872 + 664 = 32536
Step 50: 32536 + 664 = 33200
Step 51: 33200 + 664 = 33864
Step 52: 33864 + 664 = 34528
Step 53: 34528 + 664 = 35192
Step 54: 35192 + 664 = 35856
Step 55: 35856 + 664 = 36520
Step 56: 36520 + 664 = 37184
Step 57: 37184 + 664 = 37848
Step 58: 37848 + 664 = 38512
Step 59: 38512 + 664 = 39176
Step 60: 39176 + 664 = 39840
Step 61: 39840 + 664 = 40504
Step 62: 40504 + 664 = 41168
Step 63: 41168 + 664 = 41832
Step 64: 41832 + 664 = 42496
Step 65: 42496 + 664 = 43160
Step 66: 43160 + 664 = 43824
Step 67: 43824 + 664 = 44488
Step 68: 44488 + 664 = 45152
Step 69: 45152 + 664 = 45816
Step 70: 45816 + 664 = 46480
Step 71: 46480 + 664 = 47144
Step 72: 47144 + 664 = 47808
Step 73: 47808 + 664 = 48472
Step 74: 48472 + 664 = 49136
Step 75: 49136 + 664 = 49800
Step 76: 49800 + 664 = 50464
Step 77: 50464 + 664 = 51128
Step 78: 51128 + 664 = 51792
Step 79: 51792 + 664 = 52456
Step 80: 52456 + 664 = 53120
Step 81: 53120 + 664 = 53784
Step 82: 53784 + 664 = 54448
Step 83: 54448 + 664 = 55112
Step 84: 55112 + 664 = 55776
Step 85: 55776 + 664 = 56440
Step 86: 56440 + 664 = 57104
Step 87: 57104 + 664 = 57768
Step 88: 57768 + 664 = 58432
Step 89: 58432 + 664 = 59096
Step 90: 59096 + 664 = 59760
Step 91: 59760 + 664 = 60424
Step 92: 60424 + 664 = 61088
Step 93: 61088 + 664 = 61752
Step 94: 61752 + 664 = 62416
Step 95: 62416 + 664 = 63080
Step 96: 63080 + 664 = 63744
Step 97: 63744 + 664 = 64408
Step 98: 64408 + 664 = 65072
Step 99: 65072 + 664 = 65736
Step 100: 65736 + 664 = 66400
Step 101: 66400 + 664 = 67064
Step 102: 67064 + 664 = 67728
Step 103: 67728 + 664 = 68392
Step 104: 68392 + 664 = 69056
Step 105: 69056 + 664 = 69720
Step 106: 69720 + 664 = 70384
Step 107: 70384 + 664 = 71048
Step 108: 71048 + 664 = 71712
Step 109: 71712 + 664 = 72376
Step 110: 72376 + 664 = 73040
Step 111: 73040 + 664 = 73704
Step 112: 73704 + 664 = 74368
Step 113: 74368 + 664 = 75032
Step 114: 75032 + 664 = 75696
Step 115: 75696 + 664 = 76360
Step 116: 76360 + 664 = 77024
Step 117: 77024 + 664 = 77688
Step 118: 77688 + 664 = 78352
Step 119: 78352 + 664 = 79016
Step 120: 79016 + 664 = 79680
Step 121: 79680 + 664 = 80344
Step 122: 80344 + 664 = 81008

So, 664*122 = 81008