Question

A marine biologist collects coral species from the bottom of a coral reef. The biologist swims to depths of 314 meters, 258 meters, and 412 meters below sea level.

A scuba diver holding a speciment on coral is shown.
Question 1
Part A

Represent these depths as rational numbers, in order from shallowest to deepest.
Part B

Graph these depths and their opposites on the number line.

Answer 1

PA The biologist swims to depths of 3 1/4 meters. 2 5/8 meters, and 4 1/2 meters below sea level.

Order the well depths from deepest to shallowest. Strategy. Write the depths as negative numbers . Compare the negative numbers .

Explanation: