GED Math : Basic Operations

Study concepts, example questions & explanations for GED Math

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Example Questions

Example Question #11 : Addition And Subtraction

Add the following numbers:  

Possible Answers:

Correct answer:

Explanation:

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:  

Possible Answers:

Correct answer:

Explanation:

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:  

Possible Answers:

Correct answer:

Explanation:

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:  

Possible Answers:

Correct answer:

Explanation:

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:  

Possible Answers:

Correct answer:

Explanation:

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:  

Example Question #11 : Addition And Subtraction

Solve:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits with the 1 as the carryover.

Combine this number with the ones digit of the first number.

The answer is:  

Example Question #11 : Basic Operations

Add the numbers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits with the carryover 1.

The answer is:  

Example Question #16 : Addition And Subtraction

Add the following numbers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits with the one as the carryover.

Add the hundreds digits with the one as the carryover.

Combine this number with the ones digit of the other numbers.

The answer is:  

Example Question #12 : Addition And Subtraction

Add the following numbers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits with the one as the carryover.

Add the hundreds digits with the one as the carryover.

Combine this number with the ones digits of the previous steps.

The answer is:  

Example Question #18 : Addition And Subtraction

Add the following numbers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits with the 2 as the carryover.

Add the hundreds digits with the 2 as the carryover.

Combine the ones digits.

The answer is:  

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