Question

tiana added ? to 28 to get to the next ten, but she did not break apart 54.

Explanation:

Step1: Identify the next ten

The number 28 is between 20 and 30. The next ten after 28 is 30.

Step2: Calculate the difference

To find what number added to 28 gives 30, we subtract 28 from 30. So, \( 30 - 28 = 2 \).

Answer:

2