Curated OER
Positive and Negative Numbers
Preview a presentation that goes over the definitions of postive numbers, negative numbers, and integers with your mathematicians. Many examples of how these numbers are used in daily life are presented, as well as examples of how these...
Curated OER
Add Up to Four Two-Digit Numbers
The class practices adding two, three, and four two-digit numbers. They add the number sentences on the left, then draw a line to the correct answer on the right.
Curated OER
Add and Subtract within 20
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
Common Core Sheets
Adding and Subtracting Negative Numbers
As an assessment or activity this resource has 10 versions of adding and subtracting negative numbers. Each version comes with two options, one with an answer choice box and one without. Let this resource do the work for you when...
Curated OER
Addition and Subtraction: 3 Numbers Combination
In this multiple operations math worksheet, students solve 17 problems in which three 2 digit numbers are added and subtracted. Problems are in a horizontal format.
Northern Arizona University
Adding and Subtracting Fractions
Pattern blocks and shapes demonstrate how to add and subtract fractions. By aligning blocks with different shapes, learners figure out how to create a whole, and then how to add and delete parts from that whole.
Curated OER
Fractions
Give mathematicians 39 chances to practice adding fractions, most of which involve mixed numbers. There are three examples to get them started, and scholars should be encouraged to reduce answers when necessary. Not for beginners, these...
Curated OER
And 1 More Makes...
If we add one more, how many will we have? Beginners to addition practice this skill using images and counting as they draw one more sock to each set and record the new total. There are three of these followed by four more similar...
National Security Agency
Ordering, Adding and Subtracting Integers
Prealgebrarians use colored chips, stickers, and pencils to explore the world of integers. They discover absolute value, compare positive and negative integers, and apply operations to them. A detailed procedure for the three-part...
Curated OER
Addition Drills, part 2
Add them up! Scholars add up double-digit addends to find sums for 32 equations. There are three examples learners can reference if needed, and they have to regroup for many of these. The equations aren't numbered, so consider doing this...
Curated OER
Number Operations
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, students work in groups to create a game for the math skill...
Illustrative Mathematics
Many Ways to Do Addition
A great aspect of teaching math is that children have the freedom to solve problems using a variety of different strategies. The focus of this lesson plan is for young mathematicians to become aware of many ways of answering addition...
Curated OER
Counting Dice
Using dice is a great way to practice addition in this simple learning exercise. Young learners examine three rolls of two dice each. They add the values of each die, writing an addition problem with an answer. There is an example for...
DK Publishing
Money Word Problems #3
Money is an excellent way to help young mathematicians practice adding and subtracting numbers with decimals. They solve 15 word problems representing a variety of scenarios for calculating money. For some, scholars determine which bills...
Illustrative Mathematics
Gifts from Grandma, Variation 3
There are three money word problems in this activity, each one is set in the same context. The first asks what was the total amount grandma spent, the second how many grandchildren grandma has, and the third asks how much grandma spent...
Curated OER
ADDING ON THE NUMBER LINE ACCENTUATING THE NEGATIVE
Seventh graders solve problems involving addition of positive and accentuating negative integers. In this adding real numbers lesson, 7th graders draw a number line on chart paper, complete a working sheet and use the Learning Gizmo...
Curated OER
Adding Decimal Numbers
In this addition computation worksheet, learners practice adding two decimal numbers together. The decimals go up to the tenths place. There are eight problems to complete.
Curated OER
Two-digit And Three-digit Numbers
In this math worksheet students will add two and three digit numbers. Students will synthesize answers for 80 horizontal math problems with regrouping.
Curated OER
Write a Number Sentence
For this number sentences practice worksheet, students sharpen their problem solving skills as they solve 6 story problems by writing accurate number sentences.
Curated OER
Adding and Subtracting Fractions and Mixed Numbers
Students add and subtract fractions and mixed numbers. In this fractions worksheet, students learn how to add and subtract mixed numbers based on their knowledge of adding and subtracting fraction with a teacher led question and answer...
Curated OER
Adding and Subtracting Fractions and Mixed Numbers
Elementary schoolers participate with their teacher's instruction to learn to add and subtract fractions and mixed numbers. They use fraction strips to complete addition and subtraction problems. A step-by-step script is provided to help...
Curated OER
Adding and Subtracting Fractions (C)
Use this fraction worksheet to have your mathematicians add and subtract mixed numbers and fractions, 10 problems total. Answers and a link to other worksheets on page 2.
Curated OER
Three-Digit Addition
Students work with hundreds place value, create and manipulate three-digit addition problems, and add three-digit numbers.
Curated OER
Add or Subtract Whole Numbers Up to 1000
Elementary schoolers solve practice problems on the board and are shown how to line up the numbers for addition. They solve various addition problems in small groups. Everyone continues the same process for solving subtraction problems.