###Human: Tina saved $27 in June, $14 in July, and $21 in August. Then Tina spent $5 on books and $17 on new shoes. How much money does Tina have left?, ### Assistant: The total amount of money saved is $27 + $14 + $21 = $62.
The total amount spent on books and new shoes is $5 + $17 = $22.
Tina has $62 − $22 = $40 left. 
 So the answer is :  40