s1 = 72
s2 = 85
r = round((s2-s1)/s1*100,1)
print(f'小明去年的成绩是{s1}，今年的成绩是{s2}，小明的成绩提升了{r}%')
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Resalee
s1 = 72
s2 = 85
r = round((s2-s1)/s1*100,1)
print(f'小明去年的成绩是{s1}，今年的成绩是{s2}，小明的成绩提升了{r}%')