Maria makes an array

of 4 rows of 5 tiles. She wants to

make an array to show the fact 5 × 5.

What can she do to change the array

to show 5 × 5 as a related fact?

A Add one row of 5 tiles.

B Add 5 rows of 5 tiles.

C Take away one row of 5 tiles.

D Add 4 more tiles.