Question

How old is bob? Fred is 5 years old bob is 3 and 1/2 years yonger.

Answer 1

If fred is 5 years old and Bob is 3 and a half years younger, you have to subtract Bob's age from Fred's.
$5 - 3 \frac{1}{2} = 1 \frac{1}{2}$

Answer 2

Answer:

Bob is 1 1/2 Years Old

Step-by-step explanation:

5-3.5=1.5

Hence, Bob is 1.5, or 1 1/2 years old