Question

what's the answer of 15½-18​

Answer 1

Answer:

- 2.5

Step-by-step explanation:

15 1/2 can also be written as 15.5

Thus,

15.5 - 18

= -(18-15.5)

= -(2.5)

=(-2.5) or (-2 1/2)

Hope you understand!

Answer 2

Answer:

-5/2

Step-by-step explanation:

15 1/2-18=31/2-18=31-36/2=-5/2