求解0.01+0.02+0.03+…0.99怎么解答

求解0.01+0.02+0.03+…0.99怎么解答
2025-04-01 21:50:44
推荐回答(1个)
回答1:

0.01+0.02+0.03+······+0.99
=(0.01+0.99)×99÷2
=1×49.5
=49.5