Sure thing! We've got 704 and we're gonna multiply it by 66. That's the same as adding 704 to itself 66 times.
Step 1: 0 + 704 = 704
Step 2: 704 + 704 = 1408
Step 3: 1408 + 704 = 2112
Step 4: 2112 + 704 = 2816
Step 5: 2816 + 704 = 3520
Step 6: 3520 + 704 = 4224
Step 7: 4224 + 704 = 4928
Step 8: 4928 + 704 = 5632
Step 9: 5632 + 704 = 6336
Step 10: 6336 + 704 = 7040
Step 11: 7040 + 704 = 7744
Step 12: 7744 + 704 = 8448
Step 13: 8448 + 704 = 9152
Step 14: 9152 + 704 = 9856
Step 15: 9856 + 704 = 10560
Step 16: 10560 + 704 = 11264
Step 17: 11264 + 704 = 11968
Step 18: 11968 + 704 = 12672
Step 19: 12672 + 704 = 13376
Step 20: 13376 + 704 = 14080
Step 21: 14080 + 704 = 14784
Step 22: 14784 + 704 = 15488
Step 23: 15488 + 704 = 16192
Step 24: 16192 + 704 = 16896
Step 25: 16896 + 704 = 17600
Step 26: 17600 + 704 = 18304
Step 27: 18304 + 704 = 19008
Step 28: 19008 + 704 = 19712
Step 29: 19712 + 704 = 20416
Step 30: 20416 + 704 = 21120
Step 31: 21120 + 704 = 21824
Step 32: 21824 + 704 = 22528
Step 33: 22528 + 704 = 23232
Step 34: 23232 + 704 = 23936
Step 35: 23936 + 704 = 24640
Step 36: 24640 + 704 = 25344
Step 37: 25344 + 704 = 26048
Step 38: 26048 + 704 = 26752
Step 39: 26752 + 704 = 27456
Step 40: 27456 + 704 = 28160
Step 41: 28160 + 704 = 28864
Step 42: 28864 + 704 = 29568
Step 43: 29568 + 704 = 30272
Step 44: 30272 + 704 = 30976
Step 45: 30976 + 704 = 31680
Step 46: 31680 + 704 = 32384
Step 47: 32384 + 704 = 33088
Step 48: 33088 + 704 = 33792
Step 49: 33792 + 704 = 34496
Step 50: 34496 + 704 = 35200
Step 51: 35200 + 704 = 35904
Step 52: 35904 + 704 = 36608
Step 53: 36608 + 704 = 37312
Step 54: 37312 + 704 = 38016
Step 55: 38016 + 704 = 38720
Step 56: 38720 + 704 = 39424
Step 57: 39424 + 704 = 40128
Step 58: 40128 + 704 = 40832
Step 59: 40832 + 704 = 41536
Step 60: 41536 + 704 = 42240
Step 61: 42240 + 704 = 42944
Step 62: 42944 + 704 = 43648
Step 63: 43648 + 704 = 44352
Step 64: 44352 + 704 = 45056
Step 65: 45056 + 704 = 45760
Step 66: 45760 + 704 = 46464

So, 704*66 = 46464