# 1.NBT.C.4 Worksheets

#### CCSS.MATH.CONTENT.1.NBT.C.4

:
"Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten."

These worksheets can help students practice this Common Core State Standards skill.

## Worksheets

Worksheet
Does your learner need a little push to practice two-digit addition? This nature-themed printable will likely do the trick.
Math
Worksheet Interactive Worksheet
This worksheet takes your child a step farther than one-digit addition. As he completes the page, he'll learn to add a two-digit number to a one-digit number.
Math Interactive Worksheet
Worksheet
Give your child a coloring page with a twist; first she'll solve a few addition equations, and then she can color the drawing.
Math
Worksheet
Worksheet
This cute circus scene is in need of some color! But first, your child will have to answer a few addition problems.
Math
Worksheet
Worksheet
In this math worksheet, addition and coloring go hand in hand! Your child will get to work on a few simple equations as he colors the picture.
Math
Worksheet
Worksheet
This is a coloring page with a twist! Challenge your first grader to solve all the addition equations before he colors the picture.
Math
Worksheet
Worksheet
Math is made fun in this addition coloring page! Your first grader can review his math facts while he colors the hot air balloons.
Math
Worksheet
Worksheet
Make math practice a little less boring with an addition coloring page! Your first grader can do a few addition problems as he colors the balloons.
Math
Worksheet
Worksheet
This hundred chart is the perfect way for kids to show what they've learned as far as adding on a hundred chart.
Math
Worksheet
Worksheet
Students draw ten and one dollar bills for practice adding multiples of ten to two-digit numbers in this money math worksheet.
Math
Worksheet
Sketch the Solution
Worksheet
Sketch the Solution
Children learn a valuable strategy for conceptualizing and solving word problems in this two-digit addition worksheet.
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.
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!
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!
Math
Worksheet
100th Day of School
Worksheet
100th Day of School
Worksheet
Worksheet
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.
Math
Worksheet
Worksheet
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.
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.
Math
Worksheet
Open Number Line Addition Within 100: Write the Equation #3
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!
Math
Worksheet
Write the Equation: Adding Within 100 on an Open Number Line
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!
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!
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!
Math
Worksheet
Open Number Line Addition Within 100: Write the Equation #1
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!
Math
Worksheet
Open Number Line Addition Within 100: Write the Equation #2
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!
Math
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!
Math
Worksheet