Math 1.2
Number and operations. The student applies mathematical process standards to represent and compare whole numbers, the relative position and magnitude of whole numbers, and relationships within the numeration system related to place value. The student is expected to:
- (1) recognize instantly
the quantity of structured arrangements;
- (A) 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;
- (B) use objects, pictures, and expanded and standard forms to represent numbers up to 120;
- (C) generate a number that is greater than or less than a given whole number up to 120;
- (D) use place value to compare whole numbers up to 120 using comparative language;
- (E) order whole numbers up to 120 using place value and open number lines; and
- (F) represent the comparison of two numbers to 100 using the symbols >, <, or =.
- Plus Plan
Base-10 Flashcards - Numbers 1–120
Boost number sense with these flashcards that help students identify numbers up to 120 using visual representations of base ten blocks.
- Free Plan
How to Write 2-Digit and 3-Digit Numbers Worksheet
Explore how to represent number values in standard form, word form, expanded form, and picture form with this multipurpose place value worksheet.
- Plus Plan
Color by Number - Numbers 10–20
A color by number activity for students to practice recognizing teen numbers.
- Plus Plan
Place Value Bulletin Board
Unlock place value understanding with this bulletin board for back-to-school that can remain on the wall all year long!
- Free Plan
Roll It, Make It, Expand It! - Place Value Worksheet
A worksheet for students to use when learning to write two-digit numbers in expanded form.
- Plus Plan
Writing Numbers 0–20 - Poster
A poster for students to reference when learning how to write the numbers 0–20.
- Plus Plan
0-20 Number Matching Game
Match different representations of numbers 0 to 20.
- Plus Plan
Base Ten Block Matching Cards (Numbers 1 - 120)
Connect base ten block representations with numerals with these multi-use matching cards.
- Plus Plan
I Have, Who Has? - Place Value Games for 1st Graders (2-Digits)
Reinforce your students understanding of 2-digit Place Value concepts with printable Place Value Games for 1st graders.
- Plus Plan
Ordering Numbers Cut-and-Paste Worksheets
Give students our ordering numbers cut and paste worksheets for a fun way to practice ordering numbers 1 through 100.
- Plus Plan
Ordering Numbers Kindergarten and 1st Grade Activity
Share this ordering numbers kindergarten and 1st grade activity with your students to give them practice ordering numbers 0 to 20 or 0 to 120.
- Plus Plan
Ordering 2-Digit Numbers Interactive Task Cards
Download our Ordering 2-Digit Numbers Interactive Task Cards for an engaging way to practice ordering numbers up to 120.
- Plus Plan
Ordering Two-Digit Numbers Task Cards (Numbers 1 - 120)
Utilize these Ordering Two-Digit Numbers Task Cards in a unit on comparing and ordering numbers to 120.
- Plus Plan
Subitizing Worksheets for Kindergarten
Incorporate these subitizing worksheets for kindergarten into your lessons to give your students practice subitizing collections up to 12.
- Plus Plan
Subitizing Bingo Games (Numbers 1 - 10)
Play these subitizing bingo games in your small groups to give your students practice subitizing numbers up to 10.
- Plus Plan
Subitizing Mazes (Numbers 1 - 10)
Solve our subitizing mazes to have fun practicing subitizing quantities up to 10!
- Free Plan
Ten Frame Printable Templates
Use these printable ten frames in various math lessons to reinforce number sense and other essential skills.
- Plus Plan
Subitizing Worksheets
Utilize these subitizing worksheets to help your students learn many ways to subitize to 10.
- Plus Plan
Subitizing to 10 Teaching Slides
Display our Subitizing to 10 Teaching Slides to encourage mathematical discussions in your classroom.
- Plus Plan
Subitizing to 10 Interactive Task Cards
Practice subitizing to 10 with these varied and engaging interactive task cards.
- Plus Plan
Subitizing Dice - Numbers 1 to 9
Practice subitizing to 9 with your students using this versatile set of dice flashcards.
- Plus Plan
Subitizing Numbers to 10 - Worksheet
Practice subitizing numbers to 10 with your students using this printable worksheet set.
- Plus Plan
Subitizing Games — Leapfrog!
Play this subitizing game in your classroom to help your students practice subitizing small collections.
- Plus Plan
Subitizing Game — Memory
Use this subitizing game to help your students learn to quickly subitize numbers 1 - 12.
- Plus Plan
Subitizing Small Collections Teaching Slides
Teach your students to subitize with this editable set of Google teaching slides.
- Free Plan
Subitizing Assessment Pack
Utilize our Subitizing Assessment Pack to test your students' ability to subitize quantities up to 10.
- Plus Plan
Building 2-Digit Numbers Dice Game
Teach your students about place value in two-digit numbers with this engaging dice game featuring Base 10 blocks.
- Free Plan
Measuring, Comparing, and Ordering Height – Worksheet
Measure length using informal units with an engaging hands-on collaborative measurement activity.
- Plus Plan
Decomposing 2-Digit Numbers Match-Up Activity
Help children decompose 2-digit numbers by identifying the place value of the tens and ones with this matching activity.
- Plus Plan
Place Value Spin Activity
Practice identifying the number of tens and ones in two-digit numbers with this fun spin activity.
- Plus Plan
Counting to 20 Match-Up Cards
Count objects up to 20 with our match-up card game.
- Plus Plan
Which Is More? Counting Card Game
Compare and order numbers to 20 with this set of counting cards.