Please explain NFL football betting odds... How do you read them?

Question by Joepapio: Please explain NFL football betting odds... How do you read them?
Can someone explain how to read the NFL football betting odds below? I'm not asking for predictions on who will win, but simply how to read these particular odds... Or what the numbers mean. I'm specifically interested in what the -120 and +105 mean
12/28
14:00
315 Kansas City Chiefs +3 -120
316 Cincinnati Bengals-3 +105
38½ ov-106


Best answer:
Answer by CoWBoY829All bets are based on $ 100, but

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