s1 = 72 s2 = 85 r = ((s2-s1)/s1)*100 print(r); print('小明成绩提升了{0:.1f}%'.format(r)) print('小明成绩提升了%.1f%%' % r)
18.055555555555554 小明成绩提升了18.1% 小明成绩提升了18.1%
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放羊的实习生
s1 = 72 s2 = 85 r = ((s2-s1)/s1)*100 print(r); print('小明成绩提升了{0:.1f}%'.format(r)) print('小明成绩提升了%.1f%%' % r)
18.055555555555554 小明成绩提升了18.1% 小明成绩提升了18.1%