Curated OER
Adding and Subtracting Integers
Middle schoolers use discs in order to add and subtract integers. There are manipulatives present so kinesthetic learners can access the curriculum. They also review the concept of the opposite of positive and negative numbers.
Curated OER
Math Relay
This is really a math review for older elementary learners to practice making equations using adding, subtracting, multiplying, and dividing in a fun way. They get to move around and play with hula hoops, bean bags, balls, and jump...
Curated OER
Addition up to 12
In this addition facts instructional activity, students solve 20 basic addition facts. Both addends are single digits. This sheet includes facts up to twelve.
Curated OER
Shipping on the Hudson
Students track movements of ships, tugboats, and barges on the Hudson River estuary in order to practice addition and subtraction skills. They solve word problems by reading and interpreting data from a table. They calculate distances...
Curated OER
Adding Tens
Second graders explore and discuss adding 10 as they predict number patterns with the hundred chart. They work in pairs, groups choose a number, 1-9, and predict what happens if they add 10 to the number. Students make-a-ten strategy...
Curated OER
Place Value: regrouping
Third graders work on regrouping. In this regrouping lesson, 3rd graders use base ten blocks as manipulatives to add or subtract numbers with regrouping. They focus on place value and correctly reading their answers.
Curated OER
Smiling Miler
In this problem solving learning exercise, students tell how many of each of 12 items it would take to make a line up that is a mile long. Formula suggestions are at the top of the page. Length of items are given in both feet and inches.
Curated OER
Amusement Park Basic Word Problems
For this basic math word problem worksheet, students practice their math skills as they solve 4 word problems that require them to add and subtract.
Curated OER
Use a Number Line to Add - Practice
In this math worksheet, 1st graders use a number line to practice finding the sums in 18 single digit addition problems. They complete a test prep question in which they find a sum and explain which number they should count from and tell...
Curated OER
Add Groups
In this picture addition instructional activity, students count the number of shapes in each of ten groups and then write the total for each group on the line provided.
Curated OER
Adding and Subtracting Integers
Seventh graders review the concept of integers and how to combine them. They use the number line in different situations for the visual needed to see how adding can be done. Then students practice with numerical expressions.
Curated OER
Quarter Combos
Students play a review game that allows them to practice identifying coins and their values and create coin combinations that equal 25 cents.
Curated OER
Beginning Math- Addition
Students demonstrate addition. In this simple computation lesson, students are introduced to the concept of addition through using manipulatives. Students solve simple addition problems on a worksheet.
Curated OER
Paint Plus
Using the computer and the Paint program, Students explore the different tools available in the paint program, and then create a picture showing two sets of pictures and an equation.
Math Is Fun
Math Is Fun: Word Questions: Elementary Addition
Work against a timer as you test your ability to add and to solve word problems. Use number-line clue for help and score points. Fun activity for individuals, small groups, on an entire class.
ClassFlow
Class Flow: Number Sense
[Free Registration/Login Required] This flipchart allows first graders to practice addition situations using story problems.
Khan Academy
Khan Academy: Add and Subtract on the Number Line Word Problems
Practice adding and subtracting using the number line. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Practice: Add and Subtract Within 100 Word Problems 1
Practice adding and subtracting within one hundred with these multiple-choice problems.
Khan Academy
Khan Academy: Practice: Add and Subtract Within 100 Word Problems 2
Practice adding and subtracting within one hundred with these multiple-choice problems.