Answer:
where the x axis are you put Your numbers
You only can if 341 has a decimal of some sorts. other than that, you cannot round it.
Answer:
If using a calculator, you can calculate one number as a percentage of another by dividing the numbers and multiplying by 100.
Step-by-step explanation:
There is a formula for adding consecutive numbers:
total = n*(n+1)/2
total = 80*(81)/2
total = 3,240