Homework Help: math

Posted by heaven on Thursday, January 19, 2012 at 11:16pm.

an oceangraphic research vessel comes across a volcano under the sea. The top of the volcano is 450 ft below the surface and the sea floor is -6,700 below sea level. what is the height of the volcano? show what you are doing to get your answer, explain.

math - Steve, Friday, January 20, 2012 at 5:26am
Put the numbers on the number line:

---- -6700 ------- -450 ------ 0 ------
^ ^ ^
floor v.top sealev

How far from -6700 to -450?

-450 - (-6700) = -450 + 6700 = 6250

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