fact-family/mixed-within-20-fill-blanks · 套题 79
6 problems
姓名:
班级:
日期:
1
Write the fact family for 2, 3, 5:
=
2
Write the fact family for 19, 1, 20:
=
3
Write the fact family for 8, 8, 16:
=
4
Write the fact family for 1, 18, 19:
=
5
Write the fact family for 14, 6, 20:
=
6
Write the fact family for 18, 1, 19:
=