Category Archives: Online Math Lessons

Rounding Numbers

Image Source: http://www.polymernotes.org Rounding off is important when we deal with money. Money comes in 10, 20, 50, and 100 notes. We can think about dollar amounts more clearly if we picture them as being made up of individual bank … Continue reading

Share
Posted in Online Math Lessons, Rounding Numbers | Tagged , , , , , , , | 5 Comments

Composite Areas

Image Source: http://www.theplancollection.com In the real world, objects are often not just simple rectangles and triangles. Instead they are created using a variety of geometric shapes. Image Source: http://img210.imageshack.us We call these objects “composite shapes”, because they are composed of … Continue reading

Share
Posted in Area, Area of Composite Shapes, Measurement, Online Math Lessons | 10 Comments

Area of a Circle

Image Source: http://www.donaldschwab.com UFOs are amazing circular shapes, but wouldn’t they have to fly spinning around very fast like a frisbee ? Aliens obviously don’t get dizzy like us humans do! Let’s start with our favorite music video about circles. … Continue reading

Share
Posted in Area, Area of Circle, Circles, Measurement, Online Math Lessons, Perimeter | 11 Comments

Circumference

Image Source: http://upload.wikimedia.org Drums are one of the most marvelous use of circles that we’ve ever heard of here at Passy World. So let’s get right into the beat of the Circle with a catchy Circles Song from Learning Upgrade … Continue reading

Share
Posted in Circles, Circumference, Measurement, Online Math Lessons, Perimeter | 14 Comments

Area of Simple Shapes

Image Source: http://rackcdn.com Perimeter is the distance around the outside of an object, but Area is the amount of space inside a two dimensional flat object. In this post we look at the area of geometric shapes. However we do … Continue reading

Share
Posted in Area, Area of Simple Shapes, Measurement, Online Math Lessons, Perimeter | 12 Comments