Lesson Worksheet: Making 11, 12, and 13 Mathematics • Kindergarten
In this worksheet, we will practice decomposing the numbers 11, 12, and 13 into ten ones and some remaining ones.
Ethan says, “12 is 10 ones and 2 more ones.” He uses ten frames to show his thinking. Is Ethan correct?
Jackson made a tower of 11 cubes. Which picture shows the tower split into tens and ones?