1.
小小数学家。找出下列数学算式的正确答案, 并将序号写在横线上。
| A. five B. three C. seven D. two E. eight |
(1)
eight-five=
(2)
six÷three=
(3)
four+three=
(4)
one+seven=
(5)
two+three=
【考点】
基数词;
数词辨析;
课时演练
(five/nine) 
(twelve/two) 
(seven/eleven)