fact-family/add-sub-within-20-fill-blanks · 套题 15
6 problems
姓名:
班级:
日期:
1
Write the fact family for 14, 3, 17:
=
2
Write the fact family for 15, 5, 20:
=
3
Write the fact family for 4, 1, 5:
=
4
Write the fact family for 1, 13, 14:
=
5
Write the fact family for 2, 3, 5:
=
6
Write the fact family for 1, 4, 5:
=