04:06
Square Roots: Useful Trick Involving Square Roots, A
This clip explains what it calls a useful trick that makes it possible for us to get "Â…extra mileage out of the square root table." The clip says that if we can factor a number into smaller factors, we can find its square root by multiplying togeth...
05:54
Multiplying Decimals: Rules for Multiplying Decimals
This clip explains the basic rules for multiplying decimals, stating that the first step is to multiply the numbers as if they were whole numbers, and then count up the number of digits to the right of the decimal point in both factors to determine ...
03:07
Naming Whole Numbers: Multiplying Face Value and Place Value
This clip explains that to find the number represented by a particular digit in a decimal numeral, we multiply its face value and place value, then combine the values that result by adding them.