Darse cuenta de: noticing and realizing in Spanish

Darse cuenta de expresses becoming aware of something that was not noticed before.

The idea

Match the pronoun and dar to the subject: me di cuenta, te diste cuenta and nos dimos cuenta; use de before a noun or que clause.

Me di cuenta de la fecha equivocada.I noticed the wrong date.
¿Te diste cuenta del cambio?Did you notice the change?
Nos dimos cuenta de que falta un documento.We realized that a document is missing.
Ella se dio cuenta de su error.She noticed her mistake.
Ayer me di cuenta de que el lugar está cerrado.Yesterday I realized the place is closed.
Se dieron cuenta de la hora.They noticed the time.

Read-aloud uses a synthetic Spanish voice available on your device. Voice quality and availability vary; it does not assess your pronunciation.

In the standard construction retain de before que: nos dimos cuenta de que falta un documento.

Choose the preterite of dar for yo. Yo me ___ cuenta del error. (di / dio)
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di
Di matches the first-person subject and pronoun me.
Choose the preterite of dar for tú. ¿Tú te ___ cuenta del cambio? (diste / dio)
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diste
Diste matches the second-person subject and pronoun te.
Choose the preposition before que. Nos dimos cuenta ___ que falta un documento. (de / a)
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de
De connects darse cuenta with the clause introduced by que.

Describe something you noticed and ask another person whether they noticed a change.