Gemma, a scuba diver, begins a dive on the side of a boat 4 feet above sea level. She descends 28 feet. Which integer represents Gemma’s position with respect to sea level?
Which expression does the graphic represent?





Which expression is represented by the diagram?





Which expression is equivalent to ?




Alaina has $28 in her account. She wants to purchase a pair of shoes that costs $45. If Alaina makes the purchase, which integer will represent the amount of money in Alaina’s account?
How can the additive inverse be used to evaluate the problem below?





Which expression is represented by the diagram?





What is the solution to the expression ?

Michael is using a number line to evaluate the expression –8 – 3. After locating –8 on the number line, which step could Michael complete to evaluate the expression?





Garrett must inspect a bridge that goes over a river. He begins 18 feet above water level to inspect the lighting, descends 32 feet to inspect the base of the bridge underwater, then descends another 4 feet to check on the concrete anchoring the base. Which best represents Garrett’s position with respect to the water level?
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