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

Context: Mary is baking a cake. The recipe calls for 12 cups of flour 5 cups of sugar and 49 cups of salt. She already put in 11 cups of flour. 

 Question: How many more cups of flour does she need to add?
1

Context: Kelly has 46 nintendo games and 132 sony games. 

 Question: How many sony games does she need to give away so that she will have 31 sony games left?
101

Context: Because of the decision Sofia asked the students to suggest specific types of food. 457 students suggested adding mashed potatoes while others suggested adding bacon to the menu. If 63 more students suggested adding mashed potatoes than those that suggested bacon 

 Question: How many students suggested bacon?

394