IELTS scores are calculating between 0 to 9. Band score will calculate for skills such as speaking, reading, listening, and writing.
if you wanna clear idea just see below table
Speaking listening Reading writing overall
8 7.5 7 7.5 7.5
suppose you got a total average score of 7.25 then it will be calculated as 7.5
if you got 7.75 it will be calculated as 8
if your score is 7.2 then score will be 7
it will round up to the nearest point.
The IELTS score you require relies on upon the necessities of your visa, and the association where you plan to study or work. You can discover who acknowledges IELTS and check the score required by your association or organisation.