Question

18+ (-12

Answer 1

Пошаговое объяснение:

$18 + ( - 12 \frac{5}{8} ) = 18 - 12 \frac{5}{8} = 6 - \frac{5}{8} = 5 \frac{3}{8}$

Answer 2

It seems like you have entered an expression, "18+ (-12," but it is incomplete, and it's unclear what you are trying to calculate or ask. If you have a mathematical question or need assistance with a calculation, please provide more information or clarify your question, and I'll be happy to help.