Finding common denominators of multiple fractions to order them
Ordering negative numbers from least to greatest
Order of Operations
Order of Operations
Evaluating expressions using order of operations
This video is from the Khan Academy subject of Math on the topic of Arithmetic and pre-algebra and it covers Orders of magnitude exercise example 1.
This video is from the Khan Academy subject of Math on the topic of Arithmetic and pre-algebra and it covers Orders of magnitude exercise example 2.
Where did the word "Algebra" and its underlying ideas come from
An alternate to traditional long division
Another example of doing long division using the partial quotient method
This video is from the Khan Academy subject of Math on the topic of Arithmetic and pre-algebra and it covers Patterns in zeros exercise.
This video is from the Khan Academy subject of Math on the topic of Arithmetic and pre-algebra and it covers Percent word problems.
Perimeter and Unit Conversion
Learn about graphing polynomials. The shape of the curve changes as the constants are adjusted. View the curves for the individual terms (e.g. y=bx ) to see how they add to generate the polynomial curve.
Explore size estimation in one, two and three dimensions! Multiple levels of difficulty allow for progressive skill improvement.
Place Value 1
Place Value 2
Place Value 3
This video is from the Khan Academy subject of Math on the topic of Arithmetic and pre-algebra and it covers Place value relationships example.
This video is from the Khan Academy subject of Math on the topic of Arithmetic and pre-algebra and it covers Plotting inequalities on a number line.