试题 试卷
题型:单选题 题类:常考题 难易度:普通
小学数学五年级下学期专题试卷 同分母分数连加、连减、加减混合运算6950 9 (10)
=( )
+ = - = 4- = + =
1- = 0.5+ = 1- - = + = + = - + = - = + - + =
① ②
③ ④
试题篮