fact-family/add-sub-within-20-write-all · 세트 28
6 problems
이름:
학급:
날짜:
1
Write the fact family for 18, 2, 20:
=
2
Write the fact family for 16, 3, 19:
=
3
Write the fact family for 11, 1, 12:
=
4
Write the fact family for 7, 4, 11:
=
5
Write the fact family for 18, 1, 19:
=
6
Write the fact family for 9, 5, 14:
=