Thanks Ms. Byrne for submitting this one!
Do you see 3 rows of chips, 4 bags in each row, plus one extra in the third row. 4 + 4 + (4 + 1) or 3 x 4 + 1; 4 + 4 + 5 or 2 x 4 + 5 It’s hard not to eat that extra bag and go back to the original idea of arrays!!!