Let's get this math done. We have 716 and we're going to multiply it by 86. This is the same as taking 716 and adding it to itself 86 times.
Step 1: 0 + 716 = 716
Step 2: 716 + 716 = 1432
Step 3: 1432 + 716 = 2148
Step 4: 2148 + 716 = 2864
Step 5: 2864 + 716 = 3580
Step 6: 3580 + 716 = 4296
Step 7: 4296 + 716 = 5012
Step 8: 5012 + 716 = 5728
Step 9: 5728 + 716 = 6444
Step 10: 6444 + 716 = 7160
Step 11: 7160 + 716 = 7876
Step 12: 7876 + 716 = 8592
Step 13: 8592 + 716 = 9308
Step 14: 9308 + 716 = 10024
Step 15: 10024 + 716 = 10740
Step 16: 10740 + 716 = 11456
Step 17: 11456 + 716 = 12172
Step 18: 12172 + 716 = 12888
Step 19: 12888 + 716 = 13604
Step 20: 13604 + 716 = 14320
Step 21: 14320 + 716 = 15036
Step 22: 15036 + 716 = 15752
Step 23: 15752 + 716 = 16468
Step 24: 16468 + 716 = 17184
Step 25: 17184 + 716 = 17900
Step 26: 17900 + 716 = 18616
Step 27: 18616 + 716 = 19332
Step 28: 19332 + 716 = 20048
Step 29: 20048 + 716 = 20764
Step 30: 20764 + 716 = 21480
Step 31: 21480 + 716 = 22196
Step 32: 22196 + 716 = 22912
Step 33: 22912 + 716 = 23628
Step 34: 23628 + 716 = 24344
Step 35: 24344 + 716 = 25060
Step 36: 25060 + 716 = 25776
Step 37: 25776 + 716 = 26492
Step 38: 26492 + 716 = 27208
Step 39: 27208 + 716 = 27924
Step 40: 27924 + 716 = 28640
Step 41: 28640 + 716 = 29356
Step 42: 29356 + 716 = 30072
Step 43: 30072 + 716 = 30788
Step 44: 30788 + 716 = 31504
Step 45: 31504 + 716 = 32220
Step 46: 32220 + 716 = 32936
Step 47: 32936 + 716 = 33652
Step 48: 33652 + 716 = 34368
Step 49: 34368 + 716 = 35084
Step 50: 35084 + 716 = 35800
Step 51: 35800 + 716 = 36516
Step 52: 36516 + 716 = 37232
Step 53: 37232 + 716 = 37948
Step 54: 37948 + 716 = 38664
Step 55: 38664 + 716 = 39380
Step 56: 39380 + 716 = 40096
Step 57: 40096 + 716 = 40812
Step 58: 40812 + 716 = 41528
Step 59: 41528 + 716 = 42244
Step 60: 42244 + 716 = 42960
Step 61: 42960 + 716 = 43676
Step 62: 43676 + 716 = 44392
Step 63: 44392 + 716 = 45108
Step 64: 45108 + 716 = 45824
Step 65: 45824 + 716 = 46540
Step 66: 46540 + 716 = 47256
Step 67: 47256 + 716 = 47972
Step 68: 47972 + 716 = 48688
Step 69: 48688 + 716 = 49404
Step 70: 49404 + 716 = 50120
Step 71: 50120 + 716 = 50836
Step 72: 50836 + 716 = 51552
Step 73: 51552 + 716 = 52268
Step 74: 52268 + 716 = 52984
Step 75: 52984 + 716 = 53700
Step 76: 53700 + 716 = 54416
Step 77: 54416 + 716 = 55132
Step 78: 55132 + 716 = 55848
Step 79: 55848 + 716 = 56564
Step 80: 56564 + 716 = 57280
Step 81: 57280 + 716 = 57996
Step 82: 57996 + 716 = 58712
Step 83: 58712 + 716 = 59428
Step 84: 59428 + 716 = 60144
Step 85: 60144 + 716 = 60860
Step 86: 60860 + 716 = 61576

So, 716*86 = 61576