fact-family/add-sub-within-20-write-all · 세트 24
6 problems
이름:
학급:
날짜:
1
Write the fact family for 16, 4, 20:
=
2
Write the fact family for 5, 3, 8:
=
3
Write the fact family for 10, 8, 18:
=
4
Write the fact family for 4, 5, 9:
=
5
Write the fact family for 11, 7, 18:
=
6
Write the fact family for 17, 2, 19:
=