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: Mandy made an apple pie . She used 0.6666666666666666 tablespoon of cinnamon and 0.5 tablespoon of nutmeg . How much more cinnamon than nutmeg did Mandy use ?

A: 0.1666666666666666
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Q: A teacher had 6 worksheets to grade . If she graded 4 , but then another 18 were turned in , how many worksheets would she have to grade ?

A: 20
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Q: A worker at a medical lab is studying blood samples . 2 samples contained a total of 7341 blood cells . The first sample contained 4221 blood cells . How many blood cells were in the second sample ?

A:
3120
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