The temperature initially dropped 7℉ and then rose 11℉, resulting in a net change of -7℉ + 11℉ = <<7+11=18>>18℉
To return to the initial temperature of 52℉, the temperature needs to rise or fall by 18℉.
On a given morning, the temperature was 52℉. The temperature dropped 7℉ and then rose 11℉. How much does the temperature need to rise or fall to return to the initial temperature of 52℉?
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