fact-family/add-sub-within-20/expert · Série 40
6 problems
Nom:
Classe:
Date:
1
Write the fact family for 17, 3, 20:
=
2
Write the fact family for 12, 5, 60:
=
3
Write the fact family for 8, 2, 16:
=
4
Write the fact family for 13, 3, 16:
=
5
Write the fact family for 1, 11, 12:
=
6
Write the fact family for 19, 1, 20:
=