问题 解答题 写出下面各小数的近似值.(保留三位小数) 1.29090…≈0.018383…≈0.4444444…≈7.275275…≈ 答案 1.29090…≈1.291,0.018383…≈0.018,0.444444…≈0.444,7.275275…≈7.275.