In this decimals and fractions activity, students read about decimals and fractions and how to change one to the other. They solve two multi-part problems practicing converting decimals to fractions and fractions to decimals.

In this basic math skills activity, students use division, decimals and multiplication to calculate the speed of sound in water and compare it to the speed in air. They calculate distances sound travels in water and the time it takes for...

For this sedimentation worksheet, students use the current rate of sediment deposit by the Colorado River in the Grand Canyon to answer questions about the changes taking place in the canyon. They graph the amount of deposit over 75...

Fifth graders convert kilometers to miles and calculate the range that historical aircraft can travel. They choose destinations by distance that can be traveled without refueling.