Imagine a question and stream-of-consciousness explanation for which this is the answer: 8
Question: For football season, Zachary wants to buy a new football, a pair of shorts, and a pair of football shoes. The ball costs $3.75, the shorts cost $2.40, and the shoes cost $11.85. Zachary has $10. How much more money does Zachary need?
Stream-of-consciousness: The total cost of the ball, the shorts, and the shoes is $3.75 + $2.40 + $11.85 = $18. Zachary needs $18 − $10 = $8 more.