Subtracting? Line up the decimals, line up the decimals, line up the decimals! Put in place holder trailing zeros, when necessary. Now do your subtraction. When you have your answer, bring down the decimal, bring down the decimal, bring...

Follow along as the instructor demonstrates how to subtract a whole number from a fraction. First, she changes the whole number to a fraction. Then she finds the least common denominator of the two fractions. Finally, she does the...

So you have an expression of positive and negative numbers and you want to add and subtract them. Do you do the operations in order that they are written? Do you combine some? Do you move them around? Do you change their signs? The...

This video illustrates how to perform subtraction by regrouping (or borrowing).

Cyberchase video in which the CyberSquad compares their budget with their actual spending from day three of their film shoot. This is one in a series of videos about the film shoot. [1:03]

In this Cyberchase video segment, the CyberSquad figures out how to incorporate a new scene into their film while staying within their budget. This is one in a series of videos about the film shoot. [0:58]

In this lesson, you'll see the steps to using addition and subtraction to eliminate variable from a system of equations even without matching terms. It is 3 of 10 in the series titled "Multiplication and Addition Method."

In this lesson, you'll see the steps to using addition and subtraction to eliminate variable from a system of equations even without matching terms. It is 7 of 10 in the series titled "Multiplication and Addition Method."

This lesson introduces subtraction operations in vectors. It is 2 of 5 in the series titled "Vector Subtraction."

In this lesson, you'll see the steps to using addition and subtraction to eliminate variable from a system of equations even without matching terms. It is 10 of 10 in the series titled "Multiplication and Addition Method."

In this lesson, you'll see the steps to using addition and subtraction to eliminate variable from a system of equations even without matching terms. It is 2 of 10 in the series titled "Multiplication and Addition Method."

In this lesson, you'll see the steps to using addition and subtraction to eliminate variable from a system of equations even without matching terms. It is 8 of 10 in the series titled "Multiplication and Addition Method."