Question

what is 1 1/2 times 3?

Answer 1

4 1/2 is 1 1/2 times 3

Answer 2

$1 \frac{1}{2} = \frac{(1\cdot2) + 1}{2} = \frac{3}{2}$

$\frac{3}{2} \cdot 3 =\boxed{ \boxed{\boxed{\boxed{\boxed{\boxed{\bf{\frac{9}{2} = 4.5}}}}}}}}}}$

So your answer as a fraction is 9/2, while your answer as a decimal is 4.5.