So, i did this,
7.8*10=70
and then add 12
i got 82
did this help??
Answer:
Rational.
Step-by-step explanation:

Answer:
what is the answer to this question?
Step-by-step explanation:
For example, the additive inverse of 12 is –12. The additive inverse of –3 is 3. Formally, the additive inverse of x is –x. Note: The sum of a number and its additive inverse is 0.