Let's get this math done. We have 779 and we're going to multiply it by 116. This is the same as taking 779 and adding it to itself 116 times.
Step 1: 0 + 779 = 779
Step 2: 779 + 779 = 1558
Step 3: 1558 + 779 = 2337
Step 4: 2337 + 779 = 3116
Step 5: 3116 + 779 = 3895
Step 6: 3895 + 779 = 4674
Step 7: 4674 + 779 = 5453
Step 8: 5453 + 779 = 6232
Step 9: 6232 + 779 = 7011
Step 10: 7011 + 779 = 7790
Step 11: 7790 + 779 = 8569
Step 12: 8569 + 779 = 9348
Step 13: 9348 + 779 = 10127
Step 14: 10127 + 779 = 10906
Step 15: 10906 + 779 = 11685
Step 16: 11685 + 779 = 12464
Step 17: 12464 + 779 = 13243
Step 18: 13243 + 779 = 14022
Step 19: 14022 + 779 = 14801
Step 20: 14801 + 779 = 15580
Step 21: 15580 + 779 = 16359
Step 22: 16359 + 779 = 17138
Step 23: 17138 + 779 = 17917
Step 24: 17917 + 779 = 18696
Step 25: 18696 + 779 = 19475
Step 26: 19475 + 779 = 20254
Step 27: 20254 + 779 = 21033
Step 28: 21033 + 779 = 21812
Step 29: 21812 + 779 = 22591
Step 30: 22591 + 779 = 23370
Step 31: 23370 + 779 = 24149
Step 32: 24149 + 779 = 24928
Step 33: 24928 + 779 = 25707
Step 34: 25707 + 779 = 26486
Step 35: 26486 + 779 = 27265
Step 36: 27265 + 779 = 28044
Step 37: 28044 + 779 = 28823
Step 38: 28823 + 779 = 29602
Step 39: 29602 + 779 = 30381
Step 40: 30381 + 779 = 31160
Step 41: 31160 + 779 = 31939
Step 42: 31939 + 779 = 32718
Step 43: 32718 + 779 = 33497
Step 44: 33497 + 779 = 34276
Step 45: 34276 + 779 = 35055
Step 46: 35055 + 779 = 35834
Step 47: 35834 + 779 = 36613
Step 48: 36613 + 779 = 37392
Step 49: 37392 + 779 = 38171
Step 50: 38171 + 779 = 38950
Step 51: 38950 + 779 = 39729
Step 52: 39729 + 779 = 40508
Step 53: 40508 + 779 = 41287
Step 54: 41287 + 779 = 42066
Step 55: 42066 + 779 = 42845
Step 56: 42845 + 779 = 43624
Step 57: 43624 + 779 = 44403
Step 58: 44403 + 779 = 45182
Step 59: 45182 + 779 = 45961
Step 60: 45961 + 779 = 46740
Step 61: 46740 + 779 = 47519
Step 62: 47519 + 779 = 48298
Step 63: 48298 + 779 = 49077
Step 64: 49077 + 779 = 49856
Step 65: 49856 + 779 = 50635
Step 66: 50635 + 779 = 51414
Step 67: 51414 + 779 = 52193
Step 68: 52193 + 779 = 52972
Step 69: 52972 + 779 = 53751
Step 70: 53751 + 779 = 54530
Step 71: 54530 + 779 = 55309
Step 72: 55309 + 779 = 56088
Step 73: 56088 + 779 = 56867
Step 74: 56867 + 779 = 57646
Step 75: 57646 + 779 = 58425
Step 76: 58425 + 779 = 59204
Step 77: 59204 + 779 = 59983
Step 78: 59983 + 779 = 60762
Step 79: 60762 + 779 = 61541
Step 80: 61541 + 779 = 62320
Step 81: 62320 + 779 = 63099
Step 82: 63099 + 779 = 63878
Step 83: 63878 + 779 = 64657
Step 84: 64657 + 779 = 65436
Step 85: 65436 + 779 = 66215
Step 86: 66215 + 779 = 66994
Step 87: 66994 + 779 = 67773
Step 88: 67773 + 779 = 68552
Step 89: 68552 + 779 = 69331
Step 90: 69331 + 779 = 70110
Step 91: 70110 + 779 = 70889
Step 92: 70889 + 779 = 71668
Step 93: 71668 + 779 = 72447
Step 94: 72447 + 779 = 73226
Step 95: 73226 + 779 = 74005
Step 96: 74005 + 779 = 74784
Step 97: 74784 + 779 = 75563
Step 98: 75563 + 779 = 76342
Step 99: 76342 + 779 = 77121
Step 100: 77121 + 779 = 77900
Step 101: 77900 + 779 = 78679
Step 102: 78679 + 779 = 79458
Step 103: 79458 + 779 = 80237
Step 104: 80237 + 779 = 81016
Step 105: 81016 + 779 = 81795
Step 106: 81795 + 779 = 82574
Step 107: 82574 + 779 = 83353
Step 108: 83353 + 779 = 84132
Step 109: 84132 + 779 = 84911
Step 110: 84911 + 779 = 85690
Step 111: 85690 + 779 = 86469
Step 112: 86469 + 779 = 87248
Step 113: 87248 + 779 = 88027
Step 114: 88027 + 779 = 88806
Step 115: 88806 + 779 = 89585
Step 116: 89585 + 779 = 90364

So, 779*116 = 90364