2025年分数与除法测试题及答案

2025年分数与除法测试题及答案本文借鉴了近年相关经典测试题创作而成，力求帮助考生深入理解测试题型，掌握答题技巧，提升应试能力。2025年分数与除法测试题一、填空题（每空2分，共20分）1.分数的形式为\(\frac{a}{b}\)，其中\(a\)称为________，\(b\)称为________，且\(b\neq0\)。2.分数\(\frac{3}{4}\)的分子是________，分母是________。3.分数\(\frac{5}{6}\)的倒数为________。4.分数\(\frac{2}{3}\)与\(\frac{4}{6}\)是________分数。5.分数\(\frac{7}{8}\)与\(\frac{3}{4}\)的和为________。6.分数\(\frac{5}{7}\)与\(\frac{2}{5}\)的差为________。7.分数\(\frac{3}{4}\)与\(\frac{2}{3}\)的积为________。8.分数\(\frac{5}{6}\)与\(\frac{3}{10}\)的商为________。9.分数\(\frac{4}{5}\)加上\(\frac{1}{3}\)等于________。10.分数\(\frac{7}{8}\)减去\(\frac{1}{4}\)等于________。二、选择题（每题3分，共30分）1.下列哪个分数等于\(\frac{1}{2}\)？（）A.\(\frac{2}{4}\)B.\(\frac{3}{6}\)C.\(\frac{4}{8}\)D.\(\frac{5}{10}\)2.分数\(\frac{5}{7}\)的分子增加2，分母不变，新分数是？（）A.\(\frac{7}{7}\)B.\(\frac{7}{9}\)C.\(\frac{7}{5}\)D.\(\frac{5}{9}\)3.分数\(\frac{3}{4}\)与\(\frac{2}{3}\)的和是多少？（）A.\(\frac{5}{7}\)B.\(\frac{1}{2}\)C.\(\frac{11}{12}\)D.\(\frac{7}{12}\)4.分数\(\frac{5}{6}\)与\(\frac{2}{3}\)的差是多少？（）A.\(\frac{1}{2}\)B.\(\frac{1}{3}\)C.\(\frac{1}{6}\)D.\(\frac{2}{3}\)5.分数\(\frac{3}{4}\)与\(\frac{2}{3}\)的积是多少？（）A.\(\frac{1}{2}\)B.\(\frac{5}{6}\)C.\(\frac{1}{3}\)D.\(\frac{6}{7}\)6.分数\(\frac{5}{6}\)与\(\frac{3}{10}\)的商是多少？（）A.\(\frac{1}{2}\)B.\(\frac{5}{3}\)C.\(\frac{3}{2}\)D.\(\frac{2}{3}\)7.分数\(\frac{4}{5}\)加上\(\frac{1}{3}\)等于？（）A.\(\frac{3}{8}\)B.\(\frac{7}{8}\)C.\(\frac{7}{15}\)D.\(\frac{17}{15}\)8.分数\(\frac{7}{8}\)减去\(\frac{1}{4}\)等于？（）A.\(\frac{1}{2}\)B.\(\frac{3}{4}\)C.\(\frac{5}{8}\)D.\(\frac{3}{8}\)9.分数\(\frac{5}{7}\)与\(\frac{2}{5}\)的和是多少？（）A.\(\frac{9}{12}\)B.\(\frac{35}{35}\)C.\(\frac{37}{35}\)D.\(\frac{9}{35}\)10.分数\(\frac{3}{4}\)与\(\frac{2}{3}\)的商是多少？（）A.\(\frac{9}{8}\)B.\(\frac{8}{9}\)C.\(\frac{3}{2}\)D.\(\frac{2}{3}\)三、计算题（每题5分，共40分）1.计算\(\frac{3}{4}+\frac{2}{3}\)。2.计算\(\frac{5}{6}-\frac{1}{3}\)。3.计算\(\frac{7}{8}\times\frac{3}{4}\)。4.计算\(\frac{5}{6}\div\frac{2}{3}\)。5.计算\(\frac{4}{5}+\frac{1}{3}\)。6.计算\(\frac{7}{8}-\frac{1}{4}\)。7.计算\(\frac{5}{7}\times\frac{2}{5}\)。8.计算\(\frac{3}{4}\div\frac{2}{3}\)。四、应用题（每题10分，共20分）1.一个披萨被切成8块，小王吃了其中的3块，小张吃了其中的2块，他们一共吃了多少块披萨？2.一根绳子长\(\frac{5}{6}\)米，用去了其中的\(\frac{1}{3}\)，还剩下多少米？答案一、填空题1.分子，分母2.3，43.\(\frac{6}{5}\)4.等值5.\(\frac{13}{12}\)6.\(\frac{3}{35}\)7.\(\frac{1}{2}\)8.\(\frac{5}{3}\)9.\(\frac{17}{15}\)10.\(\frac{5}{8}\)二、选择题1.D.\(\frac{5}{10}\)2.B.\(\frac{7}{9}\)3.C.\(\frac{11}{12}\)4.C.\(\frac{1}{6}\)5.B.\(\frac{5}{6}\)6.A.\(\frac{1}{2}\)7.D.\(\frac{17}{15}\)8.D.\(\frac{3}{8}\)9.D.\(\frac{9}{35}\)10.A.\(\frac{9}{8}\)三、计算题1.\(\frac{3}{4}+\frac{2}{3}=\frac{9}{12}+\frac{8}{12}=\frac{17}{12}\)2.\(\frac{5}{6}-\frac{1}{3}=\frac{5}{6}-\frac{2}{6}=\frac{3}{6}=\frac{1}{2}\)3.\(\frac{7}{8}\times\frac{3}{4}=\frac{21}{32}\)4.\(\frac{5}{6}\div\frac{2}{3}=\frac{5}{6}\times\frac{3}{2}=\frac{15}{12}=\frac{5}{4}\)5.\(\frac{4}{5}+\frac{1}{3}=\frac{12}{15}+\frac{5}{15}=\frac{17}{15}\)6.\(\frac{7}{8}-\frac{1}{4}=\frac{7}{8}-\frac{2}{8}=\frac{5}{8}\)7.\(\frac{5}{7}\times\frac{2}{5}=\frac{10}{35}=\frac{2}{7}\)8.\(\frac{3}{4}\div\frac{2}{3}=\frac{3}{4}\times\frac{3}{2}=\frac{9}{8}\)四、应用题1.小王吃了\(\frac{3}{8}\)块披萨，小张吃了\(\frac{2}{8}\)块披萨，他们一共吃了\(\frac{