“微信扫一扫”进入题库练习及模拟考试
计算下面各题
\( \frac{5}{4}\)×\( \frac{1}{5}\)+1=___
\( \frac{1}{5}\)+ \( \frac{2}{9}\)× \( \frac{3}{10}\) =___
\( \frac{5}{6}\)×\( \frac{6}{5}\)-\( \frac{9}{10}\) =___
参考答案:1\( \frac{1}{4}\);\( \frac{4}{15}\);\( \frac{1}{10}\)
进入考试题库