33 is 3 tens plus 3 ones. Which is another way to make 33? \(10 \, \times \, 3 \, + \, 3 \, = \, 33\)

\(2 \, tens \, plus \, 13 \, ones\)

\(3 \, tens \, plus \, 3 \, ones\)

\(4 \, tens \, plus \, 3 \, ones\)

\(13 \, tens \, plus \, 2 \, ones\)

\(2 \, tens \, plus \, 13 \, ones\)

45 is 4 tens plus 5 ones. Which is another way to make 45? \(10 \, \times \, 4 \, + \, 5 \, = \, 45\)

\(3 \, tens \, plus \, 15 \, ones\)

\(15 \, tens \, plus \, 3 \, ones\)

\(5 \, tens \, plus \, 5 \, ones\)

\(3 \, tens \, plus \, 15 \, ones\)

\(5 \, tens \, plus \, 4 \, ones\)

\(1 \, ten \, plus \, 41 \, ones\)

\(41 \, tens \, plus \, 1 \, one\)

\(6 \, tens \, plus \, 1 \, one\)

\(1 \, ten \, plus \, 5 \, ones\)

Addition

Grade 1 - Sentido numérico y pensamiento algebraico

Standard 1.OA.1.3.3 - Understand the place values of tens and ones. Convert numbers into tens and ones to solve.

Included Skills: Addition

Desarrollo de procedimientos de cÃ¡lculo mental de adiciones y sustracciones de dÃ