Standard Alignments:

TEKS Math: 1.2.B

(B) Use concrete and pictorial models to compose and decompose numbers up to 120 in more than one way as so many hundreds, so many tens, and so many ones

AU Math: ACMNA014

(Y1) Count collections to 100 by partitioning numbers using place value (ACMNA014)

CCSS Math: 1.NBT.2

1.NBT.2 Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:

Related Lessons

Add Two-Digit Numbers (Without Composing)
Count and Write Numbers to 120
Count and Write Numbers to 50
Compare Two-Digit Numbers Using Symbols
Determine Ten More or Ten Less Than a Number
Count Objects 20-100
Identify Groups of Tens (Place Value)
Identify the Place & Value of Digits in a Number (1 of 2)
Count By Twos
Count Objects 100-120
Compare Two Numbers (No Symbols)
Count by Fives
Interpret Figures of Speech - Allusions
Add Two-Digit Numbers (With Composing)
Represent Numbers 11-19

Related Concepts

Determine Ten More or Ten Less Than a Number
Identify the Place and Value of Digits in a Three-Digit Number
Write Numbers Using Expanded Form
Compare Three-Digit Numbers Using Symbols

Special Programs:

StepUP Math Sample - Grade 1