Someone could give me a clear example of this, I'd appreciate it a lot.

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Landon wrote that 3−2.6=4. which statement about his answer is true?

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the