It has to be C- addition and subtraction signs.
Answer:10.9
Step-by-step explanation:You add all of the numbers together (76) and then divide by the total of numbers (7). You will get 10.85714286, you have to round to the nearest 10th , so the 5 changes the 8 to a 9.
Answer:
1 3/100
21-24squareroot7/100
21
=24squareroot7/100
Step-by-step explanation: