1.NBT.C Worksheets
CCSS.MATH.CONTENT.1.NBT.C
:"Use place value understanding and properties of operations to add and subtract."
These worksheets can help students practice this Common Core State Standards skill.
Worksheets
Sketch the Solution
Worksheet
Sketch the Solution
Children learn a valuable strategy for conceptualizing and solving word problems in this two-digit addition worksheet.
1st Grade
Math
Worksheet
Pumpkin Race Board
Worksheet
Pumpkin Race Board
Enjoy a Halloween-themed race to 100 as students imagine units, rods, and flats as candies, broomsticks, and pumpkins. Players will use this pumpkin race board to regroup between place values up to the hundreds place in order to win the game!
1st Grade
Math
Worksheet
Five Broomsticks Race Board
Worksheet
Five Broomsticks Race Board
Students imagine units and rods are candies and broomsticks in this place value game. They will use this board to regroup between place values up to the tens place, and the first player to get to five broomsticks, or 50, wins the game!
1st Grade
Math
Worksheet
Who Got the Pumpkin?
Worksheet
Who Got the Pumpkin?
In this Halloween-themed math worksheet, students will look at existing game boards and add one and two-digit numbers as they try to determine who got the pumpkin in the pumpkin race game.
1st Grade
Math
Worksheet
Write to 100
Worksheet
Write to 100
In this worksheet, kids take turns rolling dice, practicing addition, and writing in numbers.
1st Grade
Math
Worksheet
100th Day of School
Worksheet
100th Day of School
Use this colorful, open-ended worksheet to help your learners understand the value of 100.
1st Grade
Math
Worksheet
Cookie Race Board
Worksheet
Cookie Race Board
Enjoy a dessert-themed race to 100 with this delicious math game in which learners imagine units, rods, and flats as sprinkles, chocolate bars, and cookies.
1st Grade
Math
Worksheet
Who Got the Cookie?
Worksheet
Who Got the Cookie?
In this dessert-themed math worksheet, learners look at existing game boards and practice addition as they try to determine who won the Cookie Race Game.
1st Grade
Math
Worksheet
Five Candy Bars Race Board
Worksheet
Five Candy Bars Race Board
Bring something sweet to your next math lesson with this Five Candy Bars Race Board in which learners imagine units and rods are sprinkles and candy bars.
1st Grade
Math
Worksheet
Adding On a Hundred Chart
Worksheet
Adding On a Hundred Chart
This hundred chart is the perfect way for kids to show what they've learned as far as adding on a hundred chart.
1st Grade
Math
Worksheet
Adding with the Hundreds Chart
Worksheet
Adding with the Hundreds Chart
Put your hundreds chart skills to the test by counting up the charts on this first grade math worksheet.
Worksheet
One More Ten More
Interactive Worksheet
One More Ten More
Build fluency by identifying one more and ten more than a given number within 100 with this worksheet!
Interactive Worksheet
Adding Two-Digit Numbers on an Open Number Line #1
Worksheet
Adding Two-Digit Numbers on an Open Number Line #1
Practice adding two-digit numbers on open number lines with this inviting addition worksheet!
1st Grade
Math
Worksheet
Adding Two-Digit Numbers on an Open Number Line #2
Worksheet
Adding Two-Digit Numbers on an Open Number Line #2
Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!
1st Grade
Math
Worksheet
Adding Two-Digit Numbers on an Open Number Line #3
Worksheet
Adding Two-Digit Numbers on an Open Number Line #3
Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!
1st Grade
Math
Worksheet
Subtracting Tens on an Open Number Line #1
Worksheet
Subtracting Tens on an Open Number Line #1
Give learners practice subtracting tens from two-digit numbers using a number line with this hands-on worksheet!
Worksheet
Subtracting Tens on an Open Number Line #2
Worksheet
Subtracting Tens on an Open Number Line #2
Give learners more practice subtracting tens from two-digit numbers using a number line with this hands-on worksheet!
Worksheet
Subtracting Tens on an Open Number Line #3
Worksheet
Subtracting Tens on an Open Number Line #3
Give learners more practice subtracting tens from two-digit numbers using a number line with this hands-on worksheet!
Worksheet
Open Number Line Addition Within 100: Write the Equation #1
Interactive Worksheet
Open Number Line Addition Within 100: Write the Equation #1
Practice addition within 100 using open number lines with this first-grade math worksheet!
1st Grade
Math
Interactive Worksheet
Open Number Line Addition Within 100: Write the Equation #2
Interactive Worksheet
Open Number Line Addition Within 100: Write the Equation #2
Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!
1st Grade
Math
Interactive Worksheet
Open Number Line Addition Within 100: Write the Equation #3
Interactive Worksheet
Open Number Line Addition Within 100: Write the Equation #3
Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!
1st Grade
Math
Interactive Worksheet
Subtracting Tens on an Open Number Line: Write the Equation #1
Interactive Worksheet
Subtracting Tens on an Open Number Line: Write the Equation #1
Practice writing subtraction equations using the number line strategy with this first-grade math worksheet!
1st Grade
Math
Interactive Worksheet
Subtracting Tens on an Open Number Line: Write the Equation #2
Interactive Worksheet
Subtracting Tens on an Open Number Line: Write the Equation #2
Get practice writing two-digit subtraction equations using an number line with this first-grade math worksheet!
1st Grade
Math
Interactive Worksheet
Subtracting Tens on an Open Number Line: Write the Equation #3
Interactive Worksheet
Subtracting Tens on an Open Number Line: Write the Equation #3
Get practice writing two-digit subtraction equations using an open number line with this first-grade math worksheet!
1st Grade
Math
Interactive Worksheet
Write the Equation: Adding Within 100 on an Open Number Line
Interactive Worksheet
Write the Equation: Adding Within 100 on an Open Number Line
Use open number lines to practice addition within 100 with this colorful math worksheet!
1st Grade
Math
Interactive Worksheet
Adding Tens on an Open Number Line #1
Worksheet
Adding Tens on an Open Number Line #1
Practice adding tens on an open number line with this first-grade math worksheet!
Worksheet
Adding Tens on an Open Number Line #2
Worksheet
Adding Tens on an Open Number Line #2
Get more practice adding tens on an open number line with this first-grade math worksheet!
Worksheet
Adding Tens on an Open Number Line #3
Worksheet
Adding Tens on an Open Number Line #3
Get even more practice adding tens on an open number line with this first-grade math worksheet!
Worksheet
Adding Tens on an Open Number Line: Write the Equation #1
Interactive Worksheet
Adding Tens on an Open Number Line: Write the Equation #1
Students use open number lines to help them write addition equations in this first-grade practice worksheet!
Interactive Worksheet
Adding Tens on an Open Number Line: Write the Equation #2
Interactive Worksheet
Adding Tens on an Open Number Line: Write the Equation #2
Get more practice adding multiples of 10 on an open number line with this colorful worksheet!
Interactive Worksheet
