Alright, let's solve this math problem step by step. First, we have the number 712. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 45. So, we're going to take the number 712 and add it to itself 45 times.
Step 1: 0 + 712 = 712
Step 2: 712 + 712 = 1424
Step 3: 1424 + 712 = 2136
Step 4: 2136 + 712 = 2848
Step 5: 2848 + 712 = 3560
Step 6: 3560 + 712 = 4272
Step 7: 4272 + 712 = 4984
Step 8: 4984 + 712 = 5696
Step 9: 5696 + 712 = 6408
Step 10: 6408 + 712 = 7120
Step 11: 7120 + 712 = 7832
Step 12: 7832 + 712 = 8544
Step 13: 8544 + 712 = 9256
Step 14: 9256 + 712 = 9968
Step 15: 9968 + 712 = 10680
Step 16: 10680 + 712 = 11392
Step 17: 11392 + 712 = 12104
Step 18: 12104 + 712 = 12816
Step 19: 12816 + 712 = 13528
Step 20: 13528 + 712 = 14240
Step 21: 14240 + 712 = 14952
Step 22: 14952 + 712 = 15664
Step 23: 15664 + 712 = 16376
Step 24: 16376 + 712 = 17088
Step 25: 17088 + 712 = 17800
Step 26: 17800 + 712 = 18512
Step 27: 18512 + 712 = 19224
Step 28: 19224 + 712 = 19936
Step 29: 19936 + 712 = 20648
Step 30: 20648 + 712 = 21360
Step 31: 21360 + 712 = 22072
Step 32: 22072 + 712 = 22784
Step 33: 22784 + 712 = 23496
Step 34: 23496 + 712 = 24208
Step 35: 24208 + 712 = 24920
Step 36: 24920 + 712 = 25632
Step 37: 25632 + 712 = 26344
Step 38: 26344 + 712 = 27056
Step 39: 27056 + 712 = 27768
Step 40: 27768 + 712 = 28480
Step 41: 28480 + 712 = 29192
Step 42: 29192 + 712 = 29904
Step 43: 29904 + 712 = 30616
Step 44: 30616 + 712 = 31328
Step 45: 31328 + 712 = 32040

So, 712*45 = 32040