《2025年灵机一动小学数学口算心算一年级上册苏教版》

口算练习 19
1 2 3
5+3=8 8-2=6 0+3=3
9-4=5 8-3=5 6-1=5
7+2=9 8-7=1 1+7=8
8-4=4 9-1=8 4+5=9
9-9=0 8-6=2 3+3=6
5-5=0 1+6=7 2+6=8
6-3=3 9-8=1 8-1=7
0+5=5 3+5=8 6-2=4
4-1=3 6-4=2 2+7=9
5-4=1 7-3=4 3+6=9
5-3=2 9-3=6 8-8=0
0+6=6 6-6=0 9-7=2
4+4=8 0+9=9 8+1=9

答案： 解析：题目给出了多道简单的加减法口算题，主要考查一年级学生的基本算术运算能力。
答案：
5 + 3 = 8
8 - 2 = 6
0 + 3 = 3
9 - 4 = 5
8 - 3 = 5
6 - 1 = 5
7 + 2 = 9
8 - 7 = 1
1 + 7 = 8
8 - 4 = 4
9 - 1 = 8
4 + 5 = 9
9 - 9 = 0
8 - 6 = 2
3 + 3 = 6
5 - 5 = 0
1 + 6 = 7
2 + 6 = 8
6 - 3 = 3
9 - 8 = 1
8 - 1 = 7
0 + 5 = 5
3 + 5 = 8
6 - 2 = 4
4 - 1 = 3
6 - 4 = 2
2 + 7 = 9
5 - 4 = 1
7 - 3 = 4
3 + 6 = 9
5 - 3 = 2
9 - 3 = 6
8 - 8 = 0
0 + 6 = 6
6 - 6 = 0
9 - 7 = 2
4 + 4 = 8
0 + 9 = 9
8 + 1 = 9