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B1idiominformaleveryday

a piece of cake

USUK

something that is very easy to do

Very common in conversation, but it's one of the most over-used idioms in exams; 'quite straightforward' sounds more natural there.

In context

  • The first test was a piece of cake, but the second one was much harder.

  • Setting up the new phone was a piece of cake; it only took five minutes.

Common mistake

Incorrect: It was piece of cake.

Correct: It was a piece of cake.

More idioms about everyday