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Curated OER
Addition and Subtraction Facts to 20
Fact families, and the relationship between addition and subtraction are the foucs of this lesson. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to help...
Pennsylvania Department of Education
Problem Solving by Using Multiplication to Solve Division Problems
Students use index cards, counting cubes, and their own understanding to identify how division problems can be solved by using multiplication. In this division lesson plan, students use their multiplication skills to solve division...
Curated OER
Fact Families - 6, 7, and 42
Students investigate the problems that can be solved only using the numbers 6, 7, and 42. They write the correct number sentences and solve for the solution. Students then give a written explanation for how the problem was solved and the...
Curated OER
"Just Cruising"
Practice writing the same number sentence in a variety of ways. Learners will explore math cruise ship problems to write equivalent sentences. Then complete word problems which have been included in multiple languages.
Curated OER
Fractions and Fact Families: Jump Kangaroo Jump!
Second graders practice with fractions and fact families. For this fractions and fact families lesson, 2nd graders participate in a series of activities to assist them with understanding fractions. Activities include graphing,...
Curated OER
Fact Families to 18
In this fact families to eighteen worksheet, students problem solve six word problems associated with fact families to eighteen.
Curated OER
Relating Multiplication and Division Facts
Math wizards investigate multiplication and division fact families. They solve five problems in which they find fact families and draw arrays.
Illustrative Mathematics
What’s Missing?
Now you see them, now you don't! This fun peek-a-boo activity engages young mathematicians in developing their ability to compose and decompose numbers. After being presented with a series of counters, children close their eyes while the...
Curated OER
Fact Families
Students create "fact families" using digital pictures of their classmates and knowledge of basic math concepts (subtraction and addition) in this technology-based math instructional activity intended for use in the early-elementary...
Curated OER
Who's In The Fact Family?
Students study related addition and subtraction facts. In this math instructional activity, students use related addition and subtraction to solve problems. Students use manipulatives to explore fact families.
Curated OER
Alexander Used to Be Rich
Reading Alexander, Who Used to Be Rich Last Sunday, launches this lesson appropriate for children who recognize coins and have been introduced to coin values. Using addition and subtraction skills, the class tracks Alexander’s spending...
Curated OER
Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
Curated OER
Using a Multiplication Table to Divide
Learners solve division problems. In this multiplication and division instructional activity, pupils practice using a multiplication table to find a missing factor in a multiplication sentence. They use the same strategy to find a...
Curated OER
Fact Families
Fifth graders explore fact families. They solve simple math problems. Students determine which mathematical property is used to solve the given problem. They are given five minutes to complete as many mathematical facts as possible.
Curated OER
What to Do with Leftovers
Second graders solve real world division story problems using unifix cubes. They read "A Remainder of One" and discuss the concept of remainders. They solve the division problems first with the cubes and then write the problem and answer...
Curated OER
Duck Dominoes
In this fact family worksheet, 1st graders use the domino pictured to write problems. Students create 2 addition and 2 subtraction problems for each of the 4 dominoes represented. Students then solve for 8 single digit problems at the...
Pennsylvania Department of Education
Links Away: Looking Back and Moving Forward
Students explore fact families. In this math lesson plan, students use links to model a fact family. Students solve addition and subtraction problems.
Curated OER
Developing Strategies for Addition and Subtraction
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Learners use these techniques to complete...
Curated OER
Crayon Resist
Kids usually love crayon resist projects. It is so fascinating for them to see how the dark paint accentuates and resists the waxy crayon. Here are instructions for executing a crayon resist project of your own. Tip: Make the project fit...
Curated OER
Right on Time
The hour is nigh for your class to practice equivalency problems in the form of time-zone conversions. They write equations to describe elapsed time and apply problem solving strategies, including writing a plan, to solve the problems.
Curated OER
2 digit subtraction
Second graders subtract numbers 0 through 10 from 2 digit numbers using different subtraction methods. In this subtraction lesson plan, 2nd graders practice crossing out numbers in a number line, using a 10, and using their fingers to...
Curated OER
It's a Fact!
Second graders investigate the concept of addition and subtraction while manipulating a variety of different resources. They focus upon the use of the games in order to keep student engagement. Then students are given the opportunity to...
Curated OER
Lady Liberty
If you're looking for a fantastic cross-curricular lesson on the Statue of Liberty, then this lesson is for you! Learners watch a Reading Rainbow episode which focuses on the Statue, then gather facts about the creation, construction,...
NTTI
Putting Together Ten
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...