Texas Math Models

Try “number line” or “4.5D”

Array · the missing side

144 ÷ 6 = 24 G3

144 squares in all, arranged in 6 rows: how many in each row? ? in each row 6 rows 24 the array has 144 squares · 6 rows · so each row holds 24 144 ÷ 6 = 24 turn it the other way and the same array answers 144 ÷ 24 = 6

How this one works

How

put all 144 into 6 equal rows, then count how many are in one row.

Best when

you can already picture rows and columns.

seen one of these on a test? See it on a real question: TEKS 3.4K, one- and two-step problems, or TEKS 3.5B, writing the equation first.

The same problem, other ways