试题 试卷
题型：填空题 题类：常考题 难易度：容易
整数和小数及运算8542 10
①12.39+8.25=
②15-10.26=
③12.3+6.25 =
④3.04×6.9=
⑤0.25×0.64=
⑥0.87×5.4 =
试题篮
