TASK DEFINITION: You are provided with an arithmetic question. Your task is to compute the solution using the given arithmetic operations. The only arithmetic operators needed to answer the questions are'+'(addition) and'-'(subtraction). The answer should be correct to one decimal place.
PROBLEM: Dina made cookies. She used 0.625 cup of flour and 0.25 cup of sugar. How much more flour than sugar did Dina use?

SOLUTION: 0.375

PROBLEM: There were a total of 8 football games this year, 4 are played at night. Keith missed 4 of the games. How many football games did Keith goto in total?

SOLUTION: 4.0

PROBLEM: Melanie bought a Batman game for $6.97, a strategy game for $7.90, and a Superman game for $7.73. Melanie already owns 4 games.How much did Melanie spend on video games?

SOLUTION:
22.6