In this adding and subtracting fractions worksheet, students are guided through the process of adding and subtracting fractions and finding the least common denominator for fractions with different denominators. They practice adding and...

In this decimals and fractions worksheet, 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 improper fraction and mixed number worksheet, learners learn how to convert from an improper fraction to a mixed number and from a mixed number to an improper fraction. They practice converting from one to the other.

The 15th lesson plan in the series of 24 helps your classes understand the ppm (part per million) unit of measure. First, scholars experiment with food coloring to determine concentrations before applying their findings to calculate...

Time to come clean! Scholars continue preparing the shampoo they created in the previous two lessons. The purpose of this stage is to calculate the perfect amount of additive to make the shampoo lather. 

In this concentration worksheet, learners find the percent volume of a compound in a solution and the molality of a solution. They determine the percent mass of a compound in a solution and they determine the mole fraction of water in a...

In this pressure and kinetic theory worksheet, students review Dalton's Law of Partial Pressure, the Kinetic Molecular Theory of Gases, and Graham's Law of Effusion. Students then solve 5 problems using these equations.

In this formula mass worksheet, students read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.