试题 试卷
题型：单选题 题类：常考题 难易度：容易
万以内笔算加法(不含连加) 2510 10
8000-4000{#blank#}1{#/blank#}7000-300 360+400{#blank#}2{#/blank#}460+300
750-600 {#blank#}3{#/blank#}750-60 540+400 {#blank#}4{#/blank#}900-50
400+700 {#blank#}5{#/blank#}300+800 890-40 {#blank#}6{#/blank#}980-40
试题篮
