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.

[Q]: Rachel was unboxing some of her old winter clothes . She found 7 boxes of clothing and inside each box there were 3 scarves and 4 mittens . How many pieces of winter clothing did Rachel have total ?
[A]: 49


[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 ?
[A]: 9


[Q]: Sally has 9 orange balloons and 4 blue balloons . She lost 2 of the orange balloons . How many orange balloons does Sally have now ?
[A]:
7