Textbook page 68 #9

 

Question: Lori owed her mother $39. Lori paid back 1/3 of this debt and then paid back 1/4 of the remaining debt.
How Much does Lori still owe her mother?

$39 / 3=$13

$39 - $13=$26

$26 / 4=$3.25

$26 - $3.25=$22.75

Lori still owes her mother $22.75