Question

Find the smallest number that must be added to 7653 to make it a perfect square? Explain.

Answer 1

9514 1404 393

Answer:

91

Explanation:

√7653 is about 87.48

The next largest perfect square is 88^2 = 7744. The value that must be added to 7653 to get 7744 is ...

7744 -7653 = 91

Adding 91 to 7653 will make it a perfect square.