计算1/100十2/100十3/100…十99/100
计算1/100十2/100十3/100…十99/100
日期:2021-05-31 07:12:58 人气:1
1/100十2/100十3/100…十99/100
=(1+2+3+……+99)/100
=(1+99)×99÷2/100
=4950/100
=49.5
=(1+2+3+……+99)/100
=(1+99)×99÷2/100
=4950/100
=49.5
计算1/100十2/100十3/100…十99/100