fact-family/add-sub-within-20/expert · Série 68
6 problems
Nom:
Classe:
Date:
1
Write the fact family for 11, 2, 22:
=
2
Write the fact family for 16, 4, 20:
=
3
Write the fact family for 19, 1, 20:
=
4
Write the fact family for 12, 12, 144:
=
5
Write the fact family for 10, 3, 30:
=
6
Write the fact family for 10, 12, 120:
=