Curated OER
Basic Subtraction Facts
In this basic subtraction facts worksheet, learners problem solve and calculate the answers to twenty subtraction equations. Students double-check their answers with their classmates.
Curated OER
Find the Shapes in a Picture
Use coloring to remind young learners that geometry is all around them! A simple image of a house, sun, and tree becomes the format for several basic shapes. The instructions direct scholars to trace and color each shape using a...
Center for Innovation in Mathematics Teaching
Trigonometry
This unit covers the basic trigonometry including understanding radians, how to convert between radians and degrees, the area of a circle subtended by an angle, basic properties and graphs of sine, cosine, tangent, and solving...
Curated OER
Similar Right Triangles-Introductions to Trigonometry
In this geometry worksheet, students examine similar right triangles as the basis for the foundation of trigonometry. Students define the basic trigonometric functions and use a calculator to find the trigonometric value of an angle. The...