put two and two together

phrase

: to make a correct guess based on what one has seen or heard : to figure something out
You weren't home so I put two and two together and went back to your office to find you.

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“Put two and two together.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/put%20two%20and%20two%20together. Accessed 7 Mar. 2026.

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