Which equation is correct? \(9 \, hundreds \, = \, 90 \, tens\)

\(9 \, hundreds \, = \, 90 \, tens\)

\(9 \, hundreds \, = \, 900 \, tens\)

\(9 \, hundreds \, = \, 90 \, tens\)

\(9 \, hundreds \, = \, 19 \, tens\)

\(9 \, hundreds \, = \, 99 \, tens\)

Which equation is correct? \(7 \, hundreds \, = \, 70 \, tens\)

\(7 \, hundreds \, = \, 70 \, tens\)

\(7 \, hundreds \, = \, 17 \, tens\)

\(7 \, hundreds \, = \, 77 \, tens\)

\(7 \, hundreds \, = \, 700 \, tens\)

\(7 \, hundreds \, = \, 70 \, tens\)

\(3 \, hundreds \, = \, 30 \, tens\)

\(3 \, hundreds \, = \, 33 \, tens\)

\(3 \, hundreds \, = \, 300 \, tens\)

\(3 \, hundreds \, = \, 30 \, tens\)

\(3 \, hundreds \, = \, 13 \, tens\)

Number Properties

Grade 2 - Sentido numérico y pensamiento algebraico

Standard 2.OA.2.2.3 - Analyze place value equations to find which is correct.

DeterminaciÃ³n de resultados de adiciones utilizando descomposiciones aditivas, propiedades de las operaciones, resultados memorizados previamente.