In this learning activity you'll read an explanation of scientific notation and practice expressing numbers smaller than 1 in scientific notation.

Students read the rules used in multiplying and dividing signed numbers. They view examples and work practice problems.

In this learning activity you'll practice using the keys on the Casio fx-260 Solar Calculator.

In this activity you'll calculate equations using the order of operations. You'll be introduced to what it is and how it works.

In this learning activity you'll explore how to change a decimal to a fraction and learn a method to visually check the fraction for accuracy.