Curated OER
Cross Canceling with Frank and Fred Frog!
In this multiplying and dividing fractions to solve a riddle activity, students use cross canceling to solve the problems. Students solve ten problems.
START-Education
Equation Solving Review C
I'm a fan of clearing the denominator, but solvers can also find common denominators and cross multiply to solve the linear equations on the learning exercise. Each of the six problems has rational coefficients.
Consumers Energy
The Cost of Electricity
How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.