问题 解答题
500÷5=______80÷2=______660÷2=______39÷3=______
30+48=______ 5800+2200=______6800-5400=______896-235=______
12×5=______40×6=______140×4=______405×2=______
1-
2
5
=______
1
2
-
1
2
=______
1
6
+
5
6
=______
1
13
+
3
13
=______
答案

500÷5=10080÷2=40660÷2=33039÷3=13
30+48=785800+2200=80006800-5400=1400896-235=661
12×5=6040×6=240140×4=560405×2=810
1-
2
5
=
3
5
1
2
-
1
2
=0
1
6
+
5
6
=1
1
13
+
3
13
=
4
13

单项选择题 A1/A2型题
单项选择题