- Floors in a Building
If the building superintendent was working on the furnace on floor 4 underground and was called to a toilet emergency on floor number 3, how many floors would he need to go up? -4 + number of floors to climb = 3 => 7 floors
Justin bought a television on credit and agreed to a price of $500. He had -$500. His paycheck totaled $1200. How much money did Justin get to keep? Answer: $1200-$500=$700.
- Sea Level
The hull of the ship was found at a depth of 50 ft. The treasure was found at 75 ft. The winch used to haul in treasure stood on the top deck of the ship, 40 feet above sea level. How long of a rope was needed to recover the treasure? Answer: -75 ft + length of rope = 40 ft => length of rope = 115 ft
John's new iPod worked at 32 degrees Fahrenheit. The temperature outside was 5 below zero. The temperature was expected to rise 45 degrees throughout the day. Would his iPod work? Answer: -5+45=40 degrees => 40 degrees > 32 degrees, therefore his iPod would work.
Alexander the Great was born in the year 356 BC. How many years ago was that? Answer: 2013-(-356)=2369 years ago.