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题型:填空题 题类:常考题 难易度:普通
2018-2019学年小学数学人教版一年级下册 2.1十几减九(1) 同步练习
11-9=1+ 13-9=3+
14-9-5= 18-9-1=
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=
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