Without delay, let's solve this. We've got 570 and we will be multiplying it by 71, that is, adding 570 to itself 71 times.
Step 1: 0 + 570 = 570
Step 2: 570 + 570 = 1140
Step 3: 1140 + 570 = 1710
Step 4: 1710 + 570 = 2280
Step 5: 2280 + 570 = 2850
Step 6: 2850 + 570 = 3420
Step 7: 3420 + 570 = 3990
Step 8: 3990 + 570 = 4560
Step 9: 4560 + 570 = 5130
Step 10: 5130 + 570 = 5700
Step 11: 5700 + 570 = 6270
Step 12: 6270 + 570 = 6840
Step 13: 6840 + 570 = 7410
Step 14: 7410 + 570 = 7980
Step 15: 7980 + 570 = 8550
Step 16: 8550 + 570 = 9120
Step 17: 9120 + 570 = 9690
Step 18: 9690 + 570 = 10260
Step 19: 10260 + 570 = 10830
Step 20: 10830 + 570 = 11400
Step 21: 11400 + 570 = 11970
Step 22: 11970 + 570 = 12540
Step 23: 12540 + 570 = 13110
Step 24: 13110 + 570 = 13680
Step 25: 13680 + 570 = 14250
Step 26: 14250 + 570 = 14820
Step 27: 14820 + 570 = 15390
Step 28: 15390 + 570 = 15960
Step 29: 15960 + 570 = 16530
Step 30: 16530 + 570 = 17100
Step 31: 17100 + 570 = 17670
Step 32: 17670 + 570 = 18240
Step 33: 18240 + 570 = 18810
Step 34: 18810 + 570 = 19380
Step 35: 19380 + 570 = 19950
Step 36: 19950 + 570 = 20520
Step 37: 20520 + 570 = 21090
Step 38: 21090 + 570 = 21660
Step 39: 21660 + 570 = 22230
Step 40: 22230 + 570 = 22800
Step 41: 22800 + 570 = 23370
Step 42: 23370 + 570 = 23940
Step 43: 23940 + 570 = 24510
Step 44: 24510 + 570 = 25080
Step 45: 25080 + 570 = 25650
Step 46: 25650 + 570 = 26220
Step 47: 26220 + 570 = 26790
Step 48: 26790 + 570 = 27360
Step 49: 27360 + 570 = 27930
Step 50: 27930 + 570 = 28500
Step 51: 28500 + 570 = 29070
Step 52: 29070 + 570 = 29640
Step 53: 29640 + 570 = 30210
Step 54: 30210 + 570 = 30780
Step 55: 30780 + 570 = 31350
Step 56: 31350 + 570 = 31920
Step 57: 31920 + 570 = 32490
Step 58: 32490 + 570 = 33060
Step 59: 33060 + 570 = 33630
Step 60: 33630 + 570 = 34200
Step 61: 34200 + 570 = 34770
Step 62: 34770 + 570 = 35340
Step 63: 35340 + 570 = 35910
Step 64: 35910 + 570 = 36480
Step 65: 36480 + 570 = 37050
Step 66: 37050 + 570 = 37620
Step 67: 37620 + 570 = 38190
Step 68: 38190 + 570 = 38760
Step 69: 38760 + 570 = 39330
Step 70: 39330 + 570 = 39900
Step 71: 39900 + 570 = 40470

So, 570*71 = 40470