Mathematics Standards of Learning for Virginia Public Schools (2023)

1.CE.1g

74bf4892-26f1-43bd-ac9e-1e3928cf0d10 2ebc0c3f-f1ec-46ce-a458-aea3f7a2bd11 1.CE 1.CE.1 1.CE.1g

Determine the unknown whole number that will result in a sum or difference of $10$ or $20$ = $10$ or $15 + \underline{\hspace{.4cm}}= 20$).

Propose a mapping

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