come out at an amount

come out at

1. To leave a particular place to attack someone or something. In this usage, "at" is followed by a person or thing. Keep that door closed because the cat will come out at this bird if it lands.
2. To equal a certain amount. In this usage, "at" is followed by a total or other terms related to numbers or money. My medical bills have come out at such a high number that I don't know how I will pay them.
See also: come, out
Farlex Dictionary of Idioms.

come out at an amount

 and come out to an amount
to result in a certain amount, as the result of mathematical computation. The total charges came out at far more than we expected.
See also: amount, come, out
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • bear off from (someone or something)
  • bring (something) with
  • bring with
  • base in
  • back (someone or something) up to (something)
  • back up to
  • bathe in
  • be about
  • all over
  • all over (oneself)