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作业打卡第四天

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用户6155657333

#1 Created at ... [Delete] [Delete and Lock User]

s1=72

s2=85

r = 85/72*100

print('%.1f%%' % r)

#!/usr/bin/env python3

# -*- coding: utf-8 -*-

用户6155657333

#2 Created at ... [Delete] [Delete and Lock User]

修改作业:

s1=72

s2=85

r=((s2/s1)-1)*100

print('%.1f%%'%r)

用户6155657333

#3 Created at ... [Delete] [Delete and Lock User]

用format（）做

r=((s2/s1)-1)*100

print('小明成绩提升百分比为{0:.1f}%'.format(r))

用户6155657333

#4 Created at ... [Delete] [Delete and Lock User]

用f-string做

r=((s2/s1)-1)*100

print(f'小明成绩提升百分比为{r:.1f}%')

用户6155657333

#5 Created at ... [Delete] [Delete and Lock User]

#复习

r = ((s2-s1)/s1)*100

print('小明成绩提升的百分点是:%.1f%%'%r)

print('小明成绩提升的百分点是:{0:.1f}%'.format(r))

print(f'小明成绩提升的百分点是:{r:.1f}%')

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