Whole Numbers - Math
Card 1 of 208

Simplify:
Simplify:
Tap to reveal answer
Combine like terms:
. Remember you can only combine terms that have the same variables, for example
and
, but not
and 
Combine like terms: . Remember you can only combine terms that have the same variables, for example
and
, but not
and
← Didn't Know|Knew It →
Simplify the expression below.

Simplify the expression below.
Tap to reveal answer
First, distribute the negative sign into the parentheses.

Next, combine like terms.

Note that all operations in this problem are addition and subtraction; there is no need to FOIL or multiply.
First, distribute the negative sign into the parentheses.
Next, combine like terms.
Note that all operations in this problem are addition and subtraction; there is no need to FOIL or multiply.
← Didn't Know|Knew It →
What is
simplified?
What is simplified?
Tap to reveal answer
To simplify a problem like the example above we must combine the like termed variables.
Like terms are the numbers that have the same variable, in this example,
and
.
Separate the
's to get
.
Then perform the necessary subtraction to get
.
Then separate the
's to get
.
Then perform the necessary subtraction to get
.
We then combine our answers to have the simplified version of the equation
.
To simplify a problem like the example above we must combine the like termed variables.
Like terms are the numbers that have the same variable, in this example, and
.
Separate the 's to get
.
Then perform the necessary subtraction to get .
Then separate the 's to get
.
Then perform the necessary subtraction to get .
We then combine our answers to have the simplified version of the equation .
← Didn't Know|Knew It →
Simplify the expression.

Simplify the expression.
Tap to reveal answer

Re-write the expression to group like terms together.

Simplify.

Re-write the expression to group like terms together.
Simplify.
← Didn't Know|Knew It →
What is
simplified?
What is simplified?
Tap to reveal answer
To simplify a problem like the example above we must combine the like termed variables.
Like terms are the numbers that have the same variable, in this example,
and
.
Separate the
's to get
.
Then perform the necessary subtraction and addition with the numbers in front of the variables to get
or
.
Then separate the
’s to get
.
Then perform the necessary subtraction to get
.
We then combine our answers to have the simplified version of the equation
.
To simplify a problem like the example above we must combine the like termed variables.
Like terms are the numbers that have the same variable, in this example, and
.
Separate the 's to get
.
Then perform the necessary subtraction and addition with the numbers in front of the variables to get or
.
Then separate the ’s to get
.
Then perform the necessary subtraction to get .
We then combine our answers to have the simplified version of the equation .
← Didn't Know|Knew It →
What is
simplified?
What is simplified?
Tap to reveal answer
To simplify a problem like the example above we must combine the like-termed variables.
Like terms are the terms that share the same variable(s) to the same power. In this example the like term is
.
To combine like terms the variable
stays the same and you add the numbers in front.
Perform the necessary addition,
, to get
.
We have the simplified version of the equation,
.
To simplify a problem like the example above we must combine the like-termed variables.
Like terms are the terms that share the same variable(s) to the same power. In this example the like term is .
To combine like terms the variable stays the same and you add the numbers in front.
Perform the necessary addition, , to get
.
We have the simplified version of the equation, .
← Didn't Know|Knew It →
Simplify the following equation into its simplest form by combining like terms:

Simplify the following equation into its simplest form by combining like terms:
Tap to reveal answer
When combining like terms, the order of operations must also be taken into account.

then combine the x squared terms to get the answer.
When combining like terms, the order of operations must also be taken into account.
then combine the x squared terms to get the answer.
← Didn't Know|Knew It →
Expand:

Expand:
Tap to reveal answer
Distribute the
by multiplying it by each term inside the parentheses.

and

Therefore, 5(2 + y) = 10 + 5y.
Distribute the by multiplying it by each term inside the parentheses.
and
Therefore, 5(2 + y) = 10 + 5y.
← Didn't Know|Knew It →
Which of the following is equivalent to
?
Which of the following is equivalent to ?
Tap to reveal answer
We need to distribute -3 by multiplying both terms inside the parentheses by -3.:
.
Now we can multiply and simplify. Remember that multiplying two negative numbers results in a positive number:

We need to distribute -3 by multiplying both terms inside the parentheses by -3.:
.
Now we can multiply and simplify. Remember that multiplying two negative numbers results in a positive number:
← Didn't Know|Knew It →
Expand:

Expand:
Tap to reveal answer

Use the distributive property. Do not forget that the negative sign needs to be distributed as well!



Add the terms together:

Use the distributive property. Do not forget that the negative sign needs to be distributed as well!
Add the terms together:
← Didn't Know|Knew It →
Distribute:

Distribute:
Tap to reveal answer
Remember that a negative multiplied by a negative is positive, and a negative multiplied by a positive is negative.
Distribute the
through the parentheses by multiplying it by each of the two terms:

Remember that a negative multiplied by a negative is positive, and a negative multiplied by a positive is negative.
Distribute the through the parentheses by multiplying it by each of the two terms:
← Didn't Know|Knew It →
Simplify the expression.

Simplify the expression.
Tap to reveal answer
Multiply the mononomial by each term in the binomial, using the distributive property.




Multiply the mononomial by each term in the binomial, using the distributive property.
← Didn't Know|Knew It →
Simplify the expression.

Simplify the expression.
Tap to reveal answer

Use the distributive property to multiply each term by
.

Simplify.

Use the distributive property to multiply each term by .
Simplify.
← Didn't Know|Knew It →
Distribute:

Distribute:
Tap to reveal answer
When distributing with negative numbers we must remember to distribute the negative to all of the terms in the parentheses.
Remember, a negative multiplied by a negative is positive, and a negative multiplied by a positive number is negative.
Distribute the
through the parentheses:

Perform the multiplication, remembering the positive/negative rules:

When distributing with negative numbers we must remember to distribute the negative to all of the terms in the parentheses.
Remember, a negative multiplied by a negative is positive, and a negative multiplied by a positive number is negative.
Distribute the through the parentheses:
Perform the multiplication, remembering the positive/negative rules:
← Didn't Know|Knew It →
Find the value of
.
Find the value of .
Tap to reveal answer
We can seperate the problem into two steps:


We then combine the two parts:

We can seperate the problem into two steps:
We then combine the two parts:
← Didn't Know|Knew It →
Distribute
.
Distribute .
Tap to reveal answer
When distributing with negative numbers we must remember to distribute the negative to all of the variables in the parentheses.
Distribute the
through the parentheses by multiplying it with each object in the parentheses to get
.
Perform the multiplication remembering the positive/negative rules to get
, our answer.
When distributing with negative numbers we must remember to distribute the negative to all of the variables in the parentheses.
Distribute the through the parentheses by multiplying it with each object in the parentheses to get
.
Perform the multiplication remembering the positive/negative rules to get , our answer.
← Didn't Know|Knew It →
Simplify the expression.

Simplify the expression.
Tap to reveal answer
Use the distributive property to multiply each term of the polynomial by
. Be careful to distribute the negative as well.



Use the distributive property to multiply each term of the polynomial by . Be careful to distribute the negative as well.
← Didn't Know|Knew It →
Simplify the following expression:

Simplify the following expression:
Tap to reveal answer
Recall that the distributive property requires that we multiply the outside term by both terms in parentheses and add the results.

Recall that the distributive property requires that we multiply the outside term by both terms in parentheses and add the results.
← Didn't Know|Knew It →
Evaluate the following expression:

Evaluate the following expression:
Tap to reveal answer
Recall the distributive property. We need to multiply the outside factor by both terms inside and then combine.
Thus,

Recall the distributive property. We need to multiply the outside factor by both terms inside and then combine.
Thus,
← Didn't Know|Knew It →
Tap to reveal answer
Remember the order of operations: "PEMDAS” or "Please Excuse My Dear Aunt Sally" stands for "Parentheses, Exponents, Multiplication and Division, Addition and Subtraction".




Remember the order of operations: "PEMDAS” or "Please Excuse My Dear Aunt Sally" stands for "Parentheses, Exponents, Multiplication and Division, Addition and Subtraction".
← Didn't Know|Knew It →