To calculate \(-189.987 - 30.87\), you need to subtract \(30.87\) from \(-189.987\).
\[ -189.987 - 30.87 = -220.857 \]
So, \(-189.987 - 30.87 = -220.857\).
1 answer
To calculate \(-189.987 - 30.87\), you need to subtract \(30.87\) from \(-189.987\).
\[ -189.987 - 30.87 = -220.857 \]
So, \(-189.987 - 30.87 = -220.857\).