fact-family/add-sub-within-20/expert · 세트 51
6 problems
이름:
학급:
날짜:
1
Write the fact family for 6, 14, 20:
=
2
Write the fact family for 5, 2, 10:
=
3
Write the fact family for 12, 1, 13:
=
4
Write the fact family for 5, 4, 9:
=
5
Write the fact family for 4, 10, 40:
=
6
Write the fact family for 15, 5, 20:
=