北师大版一年级上册数学第三单元试卷
时间:2020-10-10 来源: 点击:次
核心提示: 一、比一比,看谁做得对又快。(19分)9+1 = 4+2 = 10-3 = 5-5 = 10-5 = 7-4 = 5+5 = 3+5 = 4+4 = 7-7 =6+2 = 1+7 =
一、比一比,看谁做得对又快。(19分)
9+1 = 4+2 = 10-3 = 5-5 = 10-5 =
7-4 = 5+5 = 3+5 = 4+4 = 7-7 =
6+2 = 1+7 = 8+0 = 9-0 = 0+7 =
4+3+2 = 7-3+2 = 5+3-2 = 10-0-3 =