1算一算
9+ 8 =
7+ 6 =
8+ 3 =
10+ 2 =
16- 2 =
5+ 4 =
6+ 9 =
15- 3 =
11+ 3 =
18- 5 =
10+ 7 =
19- 5 =
8+ 5 =
18- 8 =
8+ 4 =
13- 2 =
9+ 4 =
9+ 8 =
7+ 6 =
8+ 3 =
10+ 2 =
16- 2 =
5+ 4 =
6+ 9 =
15- 3 =
11+ 3 =
18- 5 =
10+ 7 =
19- 5 =
8+ 5 =
18- 8 =
8+ 4 =
13- 2 =
9+ 4 =
答案：9+8=17
7+6=13
8+3=11
10+2=12
16-2=14
5+4=9
6+9=15
15-3=12
11+3=14
18-5=13
10+7=17
19-5=14
8+5=13
18-8=10
8+4=12
13-2=11
9+4=13
7+6=13
8+3=11
10+2=12
16-2=14
5+4=9
6+9=15
15-3=12
11+3=14
18-5=13
10+7=17
19-5=14
8+5=13
18-8=10
8+4=12
13-2=11
9+4=13
选一选，填序号
①长方体 ②正方体 ③圆柱 ④球
①长方体 ②正方体 ③圆柱 ④球
答案：④；③；①；②；②；③；④；①；①；①
目录查找（点击展开或折叠章节目录）
切换年代卷册
X