Curated OER
Carpet
Students complete activities for geometric shapes and multiplication. In this multiplication lesson, students watch a video about carpets and square foot multiplication problems. Students then work in pairs to solve the main problem in...
Pennsylvania Department of Education
Comparing Sets
Young scholars count back with cubes to model subtraction problems. In this subtraction lesson plan, students compare sets of problems and record their results in a table.
Pennsylvania Department of Education
Using Multiplication to Solve Word Problems
Fourth graders solve word problems using multiplication. In this multiplication lesson, 4th graders write and solve word problems using their prior knowledge of multiplication.
Curated OER
Hot Dog Stand: The Works
Students strengthen skills in mathematics, problem solving, and communication skills by working together in groups using "Hot Dog Stand: The Works" educational software.
Curated OER
Clock Arithmetic and Cryptography
High schoolers investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
Curated OER
Clock Arithmetic and Cryptography
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
Helping with Math
Decimals: Dividing -3
In this decimal division worksheet, students divide the decimal equations for 18 problems. Students improve their division skills by completing the online division activity.
Curated OER
Decimals: Dividing-1
In this decimals learning exercise, students practice problem solving twenty four division equations involving decimals. Students show each step of their work.
Curated OER
Decimals Multiplying
In this math worksheet, students multiply the values that are using decimals. They pay special attention to the place values for the decimals.