Inactive Tutor answered 08/13/20
There are 52 cards in a deck with 4 suits, right? Clubs and spades are black and hearts and daimonds are red, meaning half the cards are red and 1/4 of the cards are clubs.
"Or" means to add.
1/2 + 1/4 = 2/4 + 1/4 = 3/4