Question

The highest point in California is Mt. Whitney with an elevation of 14,494 feet. The lowest point is Death Valley with an elevation of -282 feet. Which is the difference in these elevations?

Answer 1

The Easiest way to solve this problem is to add the numbers absolute values. The answer is 14,776. The difference is 14,494 - (-282) = ? Two -'s = a + so its 14,494 + 282 = 14,776 :D