Curated OER
How Do You Find a Missing Angle in a Quadrilateral?
Oh no, there is a missing angle in a quadrilateral. Where did it go? It didn't go anywhere, it's just missing the value of the angle. So how do you find that missing value? Use a formula of course. Everything in algebra uses a formula....
Curated OER
How Do You Solve a Decimal Equation Using Division?
Use the division property of equality to isolate the variable. Then, do long division of decimal numbers to find the solution. Pay attention to moving the decimals. Don't forget to check the solution by plugging it back in to the...
Curated OER
How Do You Multiply Decimals?
Find the product of numbers that have decimals. First, ignore the decimals and multiply the integers. Second, count the place values of the decimals for each value given. Third, add the values together. Fourth, place the decimal in the...
Curated OER
Finding Unit Ratios
Duane Habecker demonstrates how he determines the unit ratio for each stick in a pack of gum. He does do a good job defining what a unit ratio is, but fails to follow through on explaining why the denominator needs to be equal to 1 and...
Curated OER
Dividing Whole Numbers by Decimals
Divide a whole number by a decimal, is that possible? Oh it's possible all right, and not that hard if you have a little help. Duane provides extra support by showing learners how to move a decimal in order to divide by a decimal number....
Curated OER
Changing Fractions Into Decimals
If your learners are in need of some assistance remembering the procedure necessary to change a fraction into a decimal, then they're in luck. This math tutorial will provide them with a quick, clear, and easy-to-follow example showing...
Curated OER
Changing Decimals into Percents
Apparently all you need to know when converting a decimal into a percent, is that the decimal moves over two places. Watch how tutor Duane simply makes the decimal point jump in order to convert a decimal into a percent.
Curated OER
Changing Decimals Into Fractions
This simplistic explanation describes how to change a decimal into a fraction. The tutor does a good job explaining that the place value of the decimal determines the number needed in the denominator, but reduces each fraction with out...
Curated OER
How Do You Add Decimals?
Need a review for adding decimals? Make sure to line up the decimals, write in zeros for placeholders, add the numbers, bring down the decimal. There you have it.