Curated OER
Adding Machines
Turn your first graders into adding machines! This is a fun way to practice single-digit addition, and scholars complete 25 equations. Each machine has a function; five numbers go into the machine, are added to, and emerge on the other...
Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Curated OER
Column Addition, 4-Digit Numbers
Just follow the columns! Young mathematicians complete 16 addition problems with five addends each. They examine two examples before doing these, and the example problems demonstrate carrying one and two into the next column. Encourage...
Curated OER
Adding Animals
Writing equations from images helps young mathematicians grasp addition, especially when they get to look at cute animals as they do it. There are six number sentences here, each illustrated with a set of animals corresponding to...
Curated OER
Adding Fractions
Each of these 20 fraction pairs needs to be totaled, but that's not all there is to do! Scholars find the least common denominator first, then reduce the answer to simplest form if needed. These practice problems are excellent in the...
DK Publishing
Addition with 3-Digit Numbers #1
Once your mathematicians can add two-digit numbers, it's time to bring on the three-digit addends. Here are 20 practice problems, each involving two whole-number addends. Learners do not need to regroup for any of these, and they have...
Curated OER
Adding Decimals
Explore the practical uses of adding numbers with decimals as scholars add measurements and money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The next six are...
Curated OER
Odd or Even?
There are multiple objectives at play here as scholars solve addition and subtraction problems and determine whether the sums and differences are odd or even. As they solve these, encourage pupils to observe patterns. What happens when...
Curated OER
Adding Mixed Fractions (H)
Here is an adding mixed numbers worksheet in which learners change the unlike denominators to common denominators and find the sums. They solve 10 problems.
Curated OER
Addition with Regrouping
Now that your class can add, introduce them to adding with regrouping. This presentation provides several models that demonstrate what happens when you regroup. There are several examples and a few practice problems to complete as a class.
Curated OER
Adding Dice
Roll the dice! These addition number sentences are for beginning mathematicians, and each addend is displayed on a die. Learners add up two or three single-digit addends to find eight sums in the first half of this activity. Next, they...
Curated OER
More and Less
Mental mathematicians add and subtract 1, 10, and 100 from sets of numbers. Each set of one, two and three-digit numbers gives scholars a chance to practice their addition and subtraction skills. There are 62 whole numbers in all. What...
Curated OER
Missing Addends
Where are all the addends? Addition novices solve 36 equations by filling in the single-digit addend to achieve the given sum. They reference several examples, each of which include object sets to help learners visualize the concept....
Curated OER
Decimal Addition
Practice adding decimals by completing 26 practice problems. Scholars examine two examples before trying these on their own. They add two and three-digit numbers with decimals, regrouping when needed. Not all numbers have decimals, but...
Curated OER
Ordering
Money is a great medium for math problems, and learners practice with coins in these addition equations. First, they add up five sets of coins (one is done for them), writing down the totals below each. Next, scholars sequence these...
Curated OER
Addition
Looking for addition drills for your scholars to practice adding one and two-digit numbers? You've found it! Mathematicians examine an example before finding the sum of 16 equations, each of which involves one 2-digit addend and one...
Curated OER
Adding: Written Questions
Sometimes, written addition problems can confuse students. In this addition worksheet, students find sums for 10 written questions such as: "Find the sum of 30 and 50."
![Add and Subtract Decimal Ten Thousandths [D] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217084/large/cgrmlwnvbnzlcnqymdezmdmzms0zmji0ms0xmms3a2x2lmpwzw.jpg?1414307113 "Add and Subtract Decimal Ten Thousandths [D] Worksheet")
Curated OER
Add and Subtract Decimal Ten Thousandths [D]
In this decimal activity, learners solve a total of 32 problems; all problems either add or subtract ten thousandths. Answers included on page 2.
![Add and Subtract Decimal Ten Thousandths [E] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217085/large/cgrmlwnvbnzlcnqymdezmdmzms0xmzk0mc00mjh4etquanbn.jpg?1414307113 "Add and Subtract Decimal Ten Thousandths [E] Worksheet")
Curated OER
Add and Subtract Decimal Ten Thousandths [E]
In this decimal worksheet, students solve a total of 32 problems; all problems either add or subtract ten thousandths. Answers included on page 2.
![Add and Subtract Decimal Ten Thousandths [I] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217088/large/cgrmlwnvbnzlcnqymdezmdmzms0zmjmyoc0xcwfxbmn6lmpwzw.jpg?1414307116 "Add and Subtract Decimal Ten Thousandths [I] Worksheet")
Curated OER
Add and Subtract Decimal Ten Thousandths [I]
In this decimal worksheet, students add and subtract a total of 32 problems, all decimals are ten thousandths. Answers included on page 2.
![Add and Subtract Decimal Ten Thousandths [F] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217083/large/cgrmlwnvbnzlcnqymdezmdmzms0zmji0ns0xahzncgzrlmpwzw.jpg?1414307113 "Add and Subtract Decimal Ten Thousandths [F] Worksheet")
Curated OER
Add and Subtract Decimal Ten Thousandths [F]
In this decimal worksheet, students solve a total of 32 problems; all problems either add or subtract ten thousandths. Answers included on page 2.
![Add and Subtract Decimal Ten Thousandths [G] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217086/large/cgrmlwnvbnzlcnqymdezmdmzms0zmji3mc0xcms4bxr0lmpwzw.jpg?1414307387 "Add and Subtract Decimal Ten Thousandths [G] Worksheet")
Curated OER
Add and Subtract Decimal Ten Thousandths [G]
In this decimal worksheet, learners solve a total of 32 problems; all problems either add or subtract ten thousandths. Answers included on page 2.
![Add and Subtract Decimal Ten Thousandths [H] Worksheet](http://content.lessonplanet.com/resources/thumbnails/217087/large/cgrmlwnvbnzlcnqymdezmdmzms0zmjmync0xbtyxbhuuanbn.jpg?1414307116 "Add and Subtract Decimal Ten Thousandths [H] Worksheet")
Curated OER
Add and Subtract Decimal Ten Thousandths [H]
In this decimal activity, students add and subtract a total of 32 problems, all decimals are ten thousandths. Answers included on page 2.
Curated OER
Add Mixed Numbers With Like Denominators (I)
In this adding mixed numbers worksheet, students find the sums of whole numbers and fractions with common denominators and reduce and rename the answers. Students solve 7 problems.