GED Math : Addition and Subtraction
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Example Questions
Example Question #212 : Numbers And Operations
Add the following numbers:
Add the ones digits.
Carryover the one and add all the tens digits.
Combine this number with the ones digit of the first number.
The answer is:
Example Question #213 : Numbers And Operations
Add the numbers:
Add the ones digits.
Carry over the one, and add the tens digits.
Combine this value with the ones digit of the first number.
The answer is:
Example Question #214 : Numbers And Operations
Solve for 
In order to solve for 
Currently there are two other variables near 
Let's start by subtracting 
Now let's add 
Because there are no numbers and that all of our variables are different we cannot do anything else to this equation.
Our answer is
Example Question #215 : Numbers And Operations
Complete the equation:
Addition is the combination of two numbers in order to create a bigger number.
Here we have 
Now that we have counted 
Our answer is 
Example Question #216 : Numbers And Operations
Solve this equation:
Since we are working with subtraction, that means that our final answer must be smaller than the largest number we're working with. We will take our 
If we count down from 
Our answer is 
Example Question #51 : Addition And Subtraction
Solve the equation:
There are a few different ways you can solve this equation.
The first and easiest way is to use a calculator, but we're going to solve this as if we don't have one.
The next option is to simply count 
We're going to instead take 
So now let's add down by each column individually, starting with the rightmost one. We have 
Now we have three 
Since there are no more columns to add and no hanging numbers, this should be our answer and you should get the same one if you count it or use your calculator.
Our answer is 
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