Lesson 10

Escribamos números de dos dígitos

Lesson Purpose

The purpose of this lesson is for students to write numbers to represent different base-ten representations including base-ten diagrams, _____ tens _____ ones, and expressions that show the value of the tens and ones digits.

Lesson Narrative

In previous lessons, students read two-digit numbers and interpreted and created representations of those numbers. In this lesson, students write two-digit numbers to match different base-ten representations. Students also learn a new center that provides practice counting and writing numbers up to 99.

  • Engagement
  • MLR8

Learning Goals

Teacher Facing

  • Write numbers to represent different base-ten representations.

Student Facing

  • Escribamos números de dos dígitos.

Required Materials

Materials to Gather

Materials to Copy

  • Write the Number Stage 1 Gameboard, Spanish

Required Preparation

Activity 2:

  • Put each gameboard in a sheet protector.

CCSS Standards


Lesson Timeline

Warm-up 10 min
Activity 1 15 min
Activity 2 20 min
Lesson Synthesis 10 min
Cool-down 5 min

Teacher Reflection Questions

Reflect on how you can reinforce number writing outside of math class. When can you ask students to write two-digit numbers that represent quantities around them? What questions can you ask to help them see the tens and ones in these quantities?

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