试题 试卷
题型:填空题 题类: 难易度:容易
【小白鸥-情境题】数学北师大三上期中自测卷
450+370{#blank#}1{#/blank#}800 674-139{#blank#}2{#/blank#}545 520+280{#blank#}3{#/blank#}820+250
620{#blank#}4{#/blank#}270+350 1200{#blank#}5{#/blank#}800+210 189+42{#blank#}6{#/blank#}265-34
650-288= 756-668=
576-388= 823-227=
试题篮