The package costs just $10, but the savings can be more than $2,500 if you endeavor to use all the coupons.
The package costs $2,500, but you can save $10 if you use a coupon. 
mnli hypothesis: The package costs $2,500, but you can save $10 if you use a coupon.  premise: The package costs just $10, but the savings can be more than $2,500 if you endeavor to use all the coupons.