r = (85-72)/72*100
print("小明成绩提升了%.1f%%" %r)
print("小明成绩提升了{0:.1f}%".format(r))
print(f"小明成绩提升了{r:.1f}%")
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Mariconne
r = (85-72)/72*100
print("小明成绩提升了%.1f%%" %r)
print("小明成绩提升了{0:.1f}%".format(r))
print(f"小明成绩提升了{r:.1f}%")