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Showing Results for sense

First grade mathematicians will be working this year on number sense in order to improve their understanding of the relationship between numbers and their ability to do mental math. This guided lesson will help strengthen this important skill with targeted instruction and plenty of real-world practice problems. Once the lesson is finished, you can extend learning with the suggested number sense worksheets.

Number Sense 1

Students sketch base-ten blocks in this lesson that builds both number sense and fluency adding to 20!

Picture Addition

Build number sense and familiarity with numbers 1–120 with this fun game! Students will roll a die and move that many more spaces. The first player to reach 120 wins!

Race to 120

Put your hundreds chart skills to the test by counting up the charts on this first grade math worksheet.

Adding with the Hundreds Chart

In this worksheet, kids take turns rolling dice, practicing addition, and writing in numbers.

Write to 100

Add numbers within 20 using ten&nbsp;frames with this first-grade math worksheet!

Adding Within 20 Using Ten Frames

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Decompose 11-19: Tens and Ones #3

Decompose 11-19: Tens and Ones #5

Practice finding missing numbers while adding within 20 using ten frames!

Adding Within 20 Using Ten Frames: Missing Numbers

Practice decomposing numbers and writing equations with this kindergarten and first-grade math worksheet!

Decompose 11-19: Tens and Ones #1

Decompose 11-19: Tens and Ones #2

Decompose 11-19: Tens and Ones #4

Count and add the Thanksgiving pictures in this simple addition worksheet!&nbsp;

Thanksgiving Simple Addition #1

Decompose 11-19: Tens and Ones #6

Practice addition under 20 with visual models in this useful math worksheet!

Add Using Compensation: Ten Frame Models #2

Learn your doubles facts with dominoes in this simple addition worksheet!

Domino Fun: Doubles

Can you decode the secret message hidden in these addition problems?

Crack the Code: Adding 2 Using a Hundreds Chart

Use this visual model to practice adding 10 to two-digit numbers!

Add Ten Using a Hundred Chart

Give your young math learner practice composing numbers 11&ndash;19 with this addition strategies worksheet!

Compose 11-19: Ten and Ones #1

Learn a new addition strategy in this essential worksheet!

Add Using Compensation: Ten Frame Models #1

Double the numbers equals double the fun! Practice adding with near-doubles in this engaging math worksheet.

Domino Fun: Doubles Plus Two

Test your addition skills with this hands-on math worksheet!

Hundred Chart Addition: Missing Number Cut and Paste

This first grade addition math game helps your child use critical thinking skills while practicing his computation.

Sum It Up

Support your students' understanding of word problems as they invent strategies to add three addends in any order. Use this scaffolded EL lesson plan alone or with **How'd You Get that Many?** 

Three Addend Word Problems

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