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.

[EX Q]: Connie had some marbles . She gave 73 to Juan . Now she has 70 marbles left . How many did she have to start with ?
[EX A]: 143

[EX Q]: A vase can hold 6 flowers . If you had 7 carnations and 47 roses , how many vases would you need to hold the flowers ?
[EX A]: 9

[EX Q]: Ralph starts with 74 peanuts . He loses 59 . How many peanuts does Ralph end with ?
[EX A]:
15