CCSS.MATH.CONTENT.1.NBT.B.2
Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
- Plus Plan
100 Grid Color by Number — 100th Day of School Activities Pack
Follow the color-coded number guides to fill in the hundreds chart square and reveal 3 special 100th Day of School mystery pictures.
- Free Plan
100th Day Snack Template
A template for students to use to count out 100 snack items!
- Plus Plan
Number Chart – 1-20
A bright number chart representing numbers 1-20.
- Plus Plan
Active Learning Guide for Grades K-1 - Week 2
Use this weekly active learning guide to celebrate National Physical Fitness Month in your Kindergarten and Grade 1 classroom.
- Plus Plan
Place Value - Pennant Banner
A display banner that can be used to practice Place Value.
- Plus Plan
My 2-Digit Place Value Diary
A diary for students to make when showing their understanding of 2-digit place value.
- Plus Plan
Tens and Ones - Worksheet
A worksheet for students to use when learning about tens and ones.
- Plus Plan
Numbers 1–30: Standard, Word, and Ten Frame Matchup Cards
A set of matchup cards to practice representing the numbers 1–30.
- Plus Plan
100 Days of School Activity Book
A fun booklet of activities for students to complete on their 100th day of school.
- Plus Plan
What's My Card? Double-Digit Board Game
A set of cards to be used in a Guess Who? Board Game for students to consolidate their knowledge of double-digit numbers.
- Plus Plan
Interactive Base-10 Blocks
Explore an interactive base 10 block manipulator tool made for your elementary classroom! Teach place value, help students visualize problems, and more!
- Plus Plan
Number Talks Teaching Resource Pack - Grade 1
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.
- Plus Plan
September Homeschool Resource Pack - Grade 1
A collection of age-appropriate, Grade 1 teaching resources and activities for homeschool parents to use with their children during the month of September.
- Plus Plan
Exploring 2-Digit Place Value Unit Plan
This mathematics unit addresses a range of 2-digit place value number concepts involving identifying, sequencing, and representing.
- Plus Plan
Assessment - Representing 2-Digit Numbers
An assessment task in which students will demonstrate an understanding of 2-digit place value.
- Plus Plan
Decomposing and Expanding 2-Digit Numbers
A 60-minute lesson in which students will understand how 2-digit numbers can be decomposed.
- Plus Plan
2-Digit Place Value
A 60-minute lesson in which students will understand that 2-digit numbers are made up of tens and ones.