Answer:
Addition
Step-by-step explanation:
Sum means add
difference mean subtract
of mean multiply
By mean divide
have a great day!
Multiplication
I believe 2x2 would have a sum of 4.
At least 2 people were surveyed
275.57
258.75 ×6.5=16.817
275.57 +26.82 =275.57
10x+8