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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 -

    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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