Kate had 50
50
tickets to use for rides at the fair. She lost some of them. Her dad doubled the tickets she had left.

Kate wrote the expression 2(50−)
2
(
50
-
t
)
to find the number of tickets she has now, where
t
is the number of tickets she lost.

Jack correctly wrote another expression, 100−2
100
-
2
t
, to find the number of tickets Kate has now.

Use the drop-down menus to explain what each part of Kate's and Jack's expressions mean.