Answer: Answer is 12.
Step-by-step explanation:
6 - (-6)
6 + 6= 12
Keep, change, change.
Keep 6
Subtraction sign to addition.
Negative 6 becomes positive.
Answer:
the answer is 36.4
Step-by-step explanation:
you have to multiply it by 4 so it it will look like this 9.1*4=36.4
Answer:

8,3*0,25=2,10%(2d.p)
Step-by-step explanation:
Answer:
I think its associative property but I am not sure.
Step-by-step explanation: