The model shows 3 groups of dots. There are 3 dots in each group.
Which repeated addition sentence matches the model?
3
+
3
+
3
=
9
3
+
3
+
3
+
3
=
12
ref_doc_title.
Jumping to level 1 of 1
Excellent!
Now entering the Challenge Zone—are you ready?
Now entering the Challenge Zone—are you ready?