fact-family/add-sub-within-20/medium · 套题 45
6 problems
姓名:
班级:
日期:
1
Write the fact family for 10, 6, 60:
=
2
Write the fact family for 2, 12, 24:
=
3
Write the fact family for 9, 7, 16:
=
4
Write the fact family for 6, 10, 16:
=
5
Write the fact family for 11, 8, 19:
=
6
Write the fact family for 11, 6, 66:
=