All GED Math Resources
Example Questions
Example Question #6 : Basic Operations
An airplane takes off from Denver International Airport, which has elevation 5,431 feet. It is now flying at an elevation of feet. How many feet has the airplane ascended since takeoff?
We are looking for the difference between the current elevation of the plane and the initial elevation, so we subtract the initial elevation, 5,431, from current elevation, . This is .
Example Question #4 : Basic Operations
Identify the property of addition demonstrated by the following statement:
The identity property of addition
The commutative property of addition
The associative property of addition
The inverse property of addition
The identity property of addition
0 is called the additive identity in that it can be added to any number to yield that other number as the sum.
The identity property of addition is written mathematically as for any real .
Example Question #2 : Addition And Subtraction
Add the numbers:
Add the ones digits.
Add the tens digits. There is no carryover.
Add the hundreds digits.
Combine this number with the other digits.
The answer is:
Example Question #6 : Addition And Subtraction
Add the numbers:
Add the ones digits.
Add the tens digits with the one as the carryover.
Combine this number with the ones digit of the first number.
The answer is:
Example Question #1 : Addition And Subtraction
Add the numbers:
Add the ones digits.
Add the tens digits with the 1 as the carryover from the last calculation.
Combine this number with the ones digit of the first calculation.
The answer is:
Example Question #11 : Addition And Subtraction
Add the following numbers:
Add the ones digits.
Add the tens digits with the 2 as the carryover.
Add the hundreds digits with the 1 as the carryover.
Combine the ones digits.
The answer is:
Example Question #12 : Addition And Subtraction
Add the numbers:
Add the ones digits.
Add the tens digits with the two as the carryover.
Combine this number with the ones digit of the first number.
The answer is:
Example Question #13 : Addition And Subtraction
Subtract the numbers:
Subtract the ones digits.
Borrow a one from the hundreds digit of 109 to subtract the tens digit. The hundreds digit becomes a zero.
Combine the two numbers.
The answer is:
Example Question #14 : Addition And Subtraction
Add the following numbers:
Add the ones digits.
Add the tens digits with the tens place as the carryover.
Add the hundreds places with the 1 as the carryover.
Combine this number with the ones digits of the previous numbers.
The answer is:
Example Question #172 : Numbers And Operations
Add the numbers:
Add the ones digits.
Add the tens digits with the one as carryover.
Add the hundreds digits with the one as carryover.
Combine this number with the ones digit of the previous numbers.
The answer is: