Luis eats 4 pieces of a pizza divided into 6 equal-sized parts. Omar eats 2 of the pieces.
4/6 + 2/6 models the total amount of pizza Luis and Omar ate.
Which expression is equivalent to 4/6 + 2/6?
(1/6 + 1/6 + 1/6 + 1/6) + (1/6 + 1/6)
(4/6 + 4/6 + 4/6 + 4/6) + (2/6 + 2/6)
46 + 26
4 + 6 + 2 + 6