Answer:
Step-by-step explanation:
In terms of tenths, the distances each hiked are ...
Then the differences of interest are ...
Jon - Andrea = 5/10 -4/10 = 1/10
Callie - Jon = 8/10 - 5/10 = 3/10
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Jon hiked 1/10 of the trail more than Andrea.
Callie hiked 3/10 of the trail more than Jon.