There are a total of 90 minutes in a soccer game.
In a soccer game there is 90 minutes but if the ref or the officials. they can add on another 1 to 6 minutes at the end of the game.
You are confusing baseball with soccer. The duration of baseball game is measured in innings. A soccer games is measured in minutes.
There are typically 90 minutes in a match, but time can be extended by the referee.