Alright, let's solve this math problem step by step. First, we have the number 78. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 60. So, we're going to take the number 78 and add it to itself 60 times.
Step 1: 0 + 78 = 78
Step 2: 78 + 78 = 156
Step 3: 156 + 78 = 234
Step 4: 234 + 78 = 312
Step 5: 312 + 78 = 390
Step 6: 390 + 78 = 468
Step 7: 468 + 78 = 546
Step 8: 546 + 78 = 624
Step 9: 624 + 78 = 702
Step 10: 702 + 78 = 780
Step 11: 780 + 78 = 858
Step 12: 858 + 78 = 936
Step 13: 936 + 78 = 1014
Step 14: 1014 + 78 = 1092
Step 15: 1092 + 78 = 1170
Step 16: 1170 + 78 = 1248
Step 17: 1248 + 78 = 1326
Step 18: 1326 + 78 = 1404
Step 19: 1404 + 78 = 1482
Step 20: 1482 + 78 = 1560
Step 21: 1560 + 78 = 1638
Step 22: 1638 + 78 = 1716
Step 23: 1716 + 78 = 1794
Step 24: 1794 + 78 = 1872
Step 25: 1872 + 78 = 1950
Step 26: 1950 + 78 = 2028
Step 27: 2028 + 78 = 2106
Step 28: 2106 + 78 = 2184
Step 29: 2184 + 78 = 2262
Step 30: 2262 + 78 = 2340
Step 31: 2340 + 78 = 2418
Step 32: 2418 + 78 = 2496
Step 33: 2496 + 78 = 2574
Step 34: 2574 + 78 = 2652
Step 35: 2652 + 78 = 2730
Step 36: 2730 + 78 = 2808
Step 37: 2808 + 78 = 2886
Step 38: 2886 + 78 = 2964
Step 39: 2964 + 78 = 3042
Step 40: 3042 + 78 = 3120
Step 41: 3120 + 78 = 3198
Step 42: 3198 + 78 = 3276
Step 43: 3276 + 78 = 3354
Step 44: 3354 + 78 = 3432
Step 45: 3432 + 78 = 3510
Step 46: 3510 + 78 = 3588
Step 47: 3588 + 78 = 3666
Step 48: 3666 + 78 = 3744
Step 49: 3744 + 78 = 3822
Step 50: 3822 + 78 = 3900
Step 51: 3900 + 78 = 3978
Step 52: 3978 + 78 = 4056
Step 53: 4056 + 78 = 4134
Step 54: 4134 + 78 = 4212
Step 55: 4212 + 78 = 4290
Step 56: 4290 + 78 = 4368
Step 57: 4368 + 78 = 4446
Step 58: 4446 + 78 = 4524
Step 59: 4524 + 78 = 4602
Step 60: 4602 + 78 = 4680

So, 78*60 = 4680