Andre says that 5 3/4 + 2 1/2 =7 1/2 because 7 4/8 = 8 1/2. identify his mistake. draw a picture to prove that he is wrong.

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?

Average acceleration: i have no idea how to do this.

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.