On the summit of a mountain, rising 78415m. above sea level, is a tower of height 38125m. On the roof of this tower is a lightning rod with a height of 345m. What is the height above sea of the very top of the lightning rod?
1 Answer
Dec 6, 2017
Explanation:
Simply add all the heights:
First add the whole numbers without the fractions:
Add the fractions: