You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Joan bought toy cars for $ 14.88 , a skateboard for $ 4.88 , and got toy trucks for $ 5.86 . She spent $ 14.55 on pants . In total , how much did Joan spend on toys ?
25.62

Sally grew 6 carrots . Fred grew 4 carrots . How many carrots did they grow in all ?
10

Roden went to a pet shop . He bought 15 gold fish and 7 blue fish . How many fish did he buy ?
22