Question

When babies are born, their lengths are recorded. Maddy is 18 1/2 inches. Her twin Alex, is 20 3/4 inches. How much longer is Maddy than Alex?

Answer 1

2 1/4 inches.

Explanation:

First let's convert both of them to have common denominators.

Now we have 18 2/4 and 20 3/4. Subtract and we get 2 1/4.

Answer 2

Alex is 2 1/4 inches longer than Maddy

Explanation:

Alex is longer than Maddy

20 3/4 - 18 1/2

Get a common denominator

20 3/4 - 18 2/4

2 1/4

Alex is 2 1/4 inches longer than Maddy

Maddy is -2 1/4 inches longer than Alex