试题 试卷
题型:单选题 题类:常考题 难易度:容易
一年级 20以内的退位减法799
池塘里一共有{#blank#}1{#/blank#}有只小鸭,游走了{#blank#}2{#/blank#}只,还剩{#blank#}3{#/blank#}只.
{#blank#}1{#/blank#}+7=10 4+{#blank#}2{#/blank#}=8 18=9+{#blank#}3{#/blank#}
12=5+{#blank#}4{#/blank#} {#blank#}5{#/blank#}+3=12 5+{#blank#}6{#/blank#}=13
11-5= 2+8= 12-6= 7+6=
16-8= 11-4= 17-9= 13-7=
3+9= 14-7= 9+8= 17-8=
12-8= 18-9= 11-6= 9+5=
6+5-7= 13-4+6= 13-8+3=
15-9+2= 15-7-3= 15+2-9=
试题篮