fact-family/add-sub-within-20/medium · 세트 12
5 problems
이름:
학급:
날짜:
1
Write the fact family for 3, 10, 30:
=
2
Write the fact family for 6, 5, 30:
=
3
Write the fact family for 18, 2, 20:
=
4
Write the fact family for 2, 10, 20:
=
5
Write the fact family for 12, 3, 36:
=