0.1+0.3+0.5+0.7+0.9+0.11+0.13+o.15+o.17+0.19+0.21+```````````````0.99=?
问题描述:
0.1+0.3+0.5+0.7+0.9+0.11+0.13+o.15+o.17+0.19+0.21+```````````````0.99=?
答
貌似是24.5咋么的说,又算式不??????!0.1加0.99 0.3加0.970.5加0.95.。。。0.49加0.51 这样共有24对即24个1还剩一个0.5 所以应该是24.5吧