Curated OER
Combining Foods
Students explore addition. For this math lesson, students discover how addition and subtraction are related. Students model related addition and subtraction facts.
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Finding Sums to 6
Learners explore the additive identity property where they add multiple numbers to get to the number 6. In this number 6 lesson plan, students also work on their addition charts.
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Hoping Backward to Solve Problems
Students use number lines to compare differences. In this math lesson, students use a number line to solve problems. Students predict differences and answer puzzles using subtraction.
Pennsylvania Department of Education
Practice Makes Perfect
Learners study fact families. In this math instructional activity, students use fact families to play a game of concentration. Learners identify subtraction facts they need to learn.
Pennsylvania Department of Education
Using the Number Line to Compare
Young scholars determine differences using a number line. In this math lesson, students use the number line to solve subtraction problems. Young scholars solve puzzles using subtraction.
Curated OER
Mother Nature Pattern Maker
Young scholars in a teacher education program enhance their awareness of patterns. They discover how to support their students in developing this skill in mathematical terms. They role play the role of a K-2 student and collect images...
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Basic Easter Word Problems
In this Easter math worksheet, students read 6 word problems that pertain to Easter. Students solve each problem using basic operations.
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2 Digit Addition
For this 2 digit addition worksheet, students add the 2 digit addition equations and use the regrouping method. Students solve 20 problems.
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Multiplication Flashcards
In this math worksheet, students participate in a variety of math activities using multiplication flashcards. The multiplication cards range from numbers one through ten.
Curated OER
Number Tick Tack Toe:
Students practice basic addition and subtration facts to twelve and use thinking skills to win at tick tack toe.
Curated OER
Counting on Counting
Students recognize that counting tells how many objects are in the set irrespective of how they are arranged or the order in which they are counted. They solve problems involving one more or less to a given set using their knowledge of...
Curated OER
Building Patterns Incrementally
Students study the recurrence rules for patterns where the increase from one term to the next is not constant. They look for the recurrence rule on their own. They copy the pattern and create the next element, continue the pattern with...
Curated OER
Building Patterns Constantly
Students are introduced to some number patterns using buildings constructed with squares. They construct tables of patterns and finding the recurrence rule for a simple pattern where the increase from term to term is a constant.
Curated OER
The Three Cold Kittens
Students solve a math word problem involving repeated addition. They identify the important information in the problem, brainstorm ways to solve the problem, and solve the problem and discuss the solution as a class.
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Trains
Students compare the lengths of the train through calculation. This calculation can be done by knowing the values of the rods. Students use problem solving to get the answer to the problem before them.
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More Pizzas and Things
Students are introduced to the problem by playing a guessing game of "I am a number, which is half of 6 and 6, what am I?" They explain their answers and see if anyone else had an alternate solution checking for reasonableness.
Curated OER
The Dollar Cookie
Second graders recognize, count, and write money amounts using the cent symbol and identify equivalent amounts of money. In this money lesson plan, 2nd graders add money amounts using plastic coins and magnetic money.
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How Much is that Name?
Students explore money counting. In this money problem solving lesson, students calculate how much money their name is "worth" using the corresponding alphabet letters which have been assigned a coin value.
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Place Value Partners
Students practice place value. For this place value lesson plan, students partner up and place their numbers in the correct place value position. One student creates the number, while the other student receives the number. They switch...
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Triple Digit Addition 2
In this addition practice worksheet, students sharpen their math skills as they solve 20 problems that require them to add 3 digit numbers to 3 digit numbers.
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Before Me and After Me, Came...
In this number sense instructional activity, students write the number that comes before and after numbers that are given. They write 9 numbers that come before in the first column and 9 numbers that come after in the second column.
Curated OER
Missing Sums and Addends
In this missing addends worksheet, students fill in the missing sums and addends in the addition questions. Students solve 20 problems.
Curated OER
Missing Sums and Addends
For this missing addends worksheet, students fill in the missing sums and addends for the addition questions. Students solve 20 problems.
Curated OER
2 Digit Addition with Regrouping
In this 2 digit addition worksheet, students use the number line to add the 2 digit addition problems. Students solve 20 addition equations.