Answer: You saved $145
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If you had paid what the ad said, you would have ended up paying $725. However, you actually ended up paying $580.
To find how much you saved, you find the difference between how much you could have paid and how much you actually paid by subtracting $580 from $725:
----
If you had paid what the ad said, you would have ended up paying $725. However, you actually ended up paying $580.
To find how much you saved, you find the difference between how much you could have paid and how much you actually paid by subtracting $580 from $725: