580 + 580 = 1160
580 + 5 = 585
580
950
580
How about 500 plus 80 = 580 as one example
150 + 200 + 100 + 130 = 580
The answer = 4590
4.7% of 580= 4.7% * 580= 0.047 * 580= 27.26
12% of 580 = 12% * 580 = 0.12 * 580 = 69.6
30% of 580= 30% * 580= 0.3 * 580= 174
2% of 580 = 2% * 580 = 0.02 * 580 = 11.6
35% of 580= 35% * 580= 0.35 * 580= 203