Curated OER
Inverse Relationship Between Addition and Subtraction
Elementary schoolers review their knowledge of addition and subtraction through studying fact families. They use cubes to help them add or subtract. Students answer the teachers question with addition and subtraction fact answers.
Curated OER
Fact Families to 10
In this mathematics worksheet, 1st graders complete each fact family. Then they solve each addition and subtraction sentence using counter to show their sentence. Students also explain their idea of what a fact family is to them.
Curated OER
Fact Families
Learners explore about fact families. Before students begin doing word problems, they complete an activity . Learners explore what a fact family is. A fact family is a set of math problems that use the same three numbers.
Curriculum Corner
Guest Teacher Plans: 1st Grade
Have you ever gone to work when you needed to stay home but didn't because the thought of making substitute plans was too daunting? Don't feel that way anymore with a template designed for first grade equipped with general classroom...
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
Learners 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
Fact Families
In this mathematics worksheet, 1st graders create a fact family that uses specific numbers given. Then they draw eight circles, add five more, and write the fact out in a problem.
Curated OER
Who's In The Fact Family?
Students study related addition and subtraction facts. In this math lesson, 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...
Alabama Learning Exchange
Mix it Up! Exploring the Commutative and Associative Properties of Addition
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
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
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, students use links to model a fact family. Students solve addition and subtraction problems.
Curated OER
Like Father, Like Son: Presidential Families
Young scholars examine the role of the President. They discuss the President's responsibilities and compare both father/son presidents (Adams and Bush).
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.