【简算:①57.5-14.25-1534②102.31×59③(56×10.68+8.52×56)÷135④0.1+0.2+0.3+0.4+…+0.9+0.1+0.11+0.12+…+0.98+0.99.】 更新时间:2023-12-11 05:07:20 问题描述:简算: ①57.5-14.25-1534 ②102.31×59 ③(56×10.68+8.52×56)÷135 ④0.1+0.2+0.3+0.4+…+0.9+0.1+0.11+0.12+…+0.98+0.99.