Question

Evaluate (101.5)^2 – (100.5)^2 *

Answer 1

• Answer:

202

• Explanation:

Hi there !

(101.5)² – (100.5)² =

use formula a² - b² = (a - b )(a + b)

= (101.5 - 100.5)(101.5 + 100.5)

= 1×202

= 202

Good luck !

Answer 2

`\boxed{202}`

Explanation:

`(101.5)^2-(100.5)^2`

`= 10302.25 - 100.5^2`

`= 10302.25 - 10100.25`

`= 202`

Hope this helped you!