Curated OER
Easy Addition
Learnes practice an alternate way of carrying when doing addition. In this addition lesson, everyone applies an alternate algorithm when they need to carry when adding. They work from left to right instead of starting in the ones place....
Curated OER
Know By Heart Addition Facts To 20
In this addition activity, students solve the 56 addition problems. They are each in groups of 8 and students record how many seconds it took to get each group done. The problems all involve adding 2 single digit numbers together. The...
Noyce Foundation
Apple Farm Field Trip
Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...
Curated OER
Lesson Design Protocol: Add and Subtract
Addition and subtraction are studied in this math lesson. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Curated OER
Making a Ten
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
Illustrative Mathematics
Number of the Day
Daily routines not only help to manage classrooms, they can also provide students with rich opportunities for learning. This activity supports young learners in developing their number sense by counting up the school days on a class 100...
Curated OER
Adding Two- and Three-Digit Numbers
In this adding two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.
Curated OER
Model Adding 2-Digit Numbers
In this adding two-digit word problems worksheet, students and equations with and without regrouping. Students solve six problems.
Curated OER
Adding With Whole Tens
In this addition worksheet, students use pictures of bars and numeric problems to add whole tens and complete addition problems. A website reference is given for additional activities.
Curated OER
Adding Tenths
In this mathematics worksheet, 4th graders identify what is missing from the whole 1 in each problem. Then they draw a number line from 0 to 2 with tick marks at every tenth place. Students also add each decimal and write their...
Curated OER
Three Digit Addition Worksheet #2
In this addition activity, students solve 20 problems in which three digit numbers are added. There will be no carrying on the page.
Curated OER
2-Digit Addition #4
For this addition worksheet, students complete 18 horizontal addition problems, adding one 2-digit number to another. A reference web site is given for additional activities.
Curated OER
Addition Starter Pack: Volume 1 Sample
In this single digit addition worksheet, students solve six addition problems with sums less than ten with pictures next to each numeral for counting.
Curated OER
Adding: Written Questions
Sometimes, written addition problems can confuse learners. In this addition worksheet, students find sums for 10 written questions such as: "Find the sum of 30 and 50."
Alabama Learning Exchange
Partying with Two/Three Digit Whole Numbers
Learners practice problem-solving with this addition activity. They plan a party for their class and another class by determining how many cupcakes are needed. Students draw a picture of how they determined the number of cupcakes.
Curated OER
Adding Two- and Three-Digit Numbers
In this addition worksheet, 4th graders add together 13 two and three-digit numbers with two and three numbers in each addition math problem.
Curated OER
Magic Math Morning Work
In this doubles addition worksheet, students add doubles of one digit numbers up to the number 10. Students complete 10 addition problems.
Curated OER
Addition with balls
For this addition worksheet, learners add one digit numbers that are represented by pictures of sports balls. Students complete 4 addition problems.
Curated OER
Addition Exercises
In this early childhood addition practice worksheet, students use the pictured counters to solve 9 problems that require them to add 1 digit numbers.
Curated OER
Let's Trade
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Curated OER
Math Worksheets Addition Worksheet: 2-Digit Addends 3
In this addition worksheet, students illustrate their understanding of adding 2-digit numbers by solving 20 problems and providing the correct computation.
Curated OER
Adding One to Nine
Give your students a chance to review their basic addition with these twenty-five problems. All problems include single digits, and some problems add up to ten. The problems are presented as column addition problems, making it an ideal...
Curated OER
Ten More and Ten Less
Get learners to analyze two-digit numbers based on place value, and use manipulatives to add and subtract both 1 and 10. A place value chart is available, and you can project it during guided practice. Through visualizing numbers,...
Curated OER
Investigation - Who is Right?
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.