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Instructional Video4:01
Curated OER

How Do You Find a Rational Number Between Two Fractions?

For Teachers 6th - 12th
So do you really want to know how to find a rational number between two given fractions? The teacher explains how to average the two fractions to find a rational number between the two fractions. There are several steps involved in...
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Instructional Video4:34
Curated OER

How Do You Solve a Word Problem That Compares Two Fractions?

For Teachers 6th - 8th
Who made more money in the stock market, Brad or Ariel? Brad's stock went up, but Ariel's stock fluctuated up and down. Set up an inequality to solve this one. Ariel will have several terms as her stock fluctuated and Brad has a single...
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Instructional Video4:22
Curated OER

How Do You Find a Missing Angle in a Triangle?

For Teachers 6th - 10th
The interior angles of any and ALL triangles adds up to 180 degrees. So if given two of the angle degrees, is it possible to find the value of the third angle? Yes! Use the triangle sum theorem to solve for the missing angle. Watch this...

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