Algebra 1 : How to add integers

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #51 : How To Add Integers

Add:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

The six is the ones digit of the final answer.  The one in the tens place is the carryover.

Add the tens digits with the carryover.

Combine the numbers.

The answer is:  

Example Question #51 : How To Add Integers

Add:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits together.

The three is the ones place of the final answer. The tens place will be the carryover.

Add the tens digits with the carryover.

Combine this number with the ones digit from the previous calculation.

The answer is: 

Example Question #53 : How To Add Integers

Add:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

The tens digits, 1, is the carryover for the next calculation.

Add the tens digits with the carryover.

There is no carryover for this step.

Add the hundreds digit as is.

Combine the digits.

The answer is:  

Example Question #54 : How To Add Integers

Add the following:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits.

Since this number is ten or greater, we will use the tens place as the carryover.

Add the hundreds place with the value of the carryover.

Combine the ones digits for each calculation.

The answer is:  

Example Question #181 : Real Numbers

Add the integers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

The ones digit of the final answer is 5.  The tens digit is the carryover.

Add the tens digits.

The tens digit of the final answer is 2.  The tens digit is the carryover.

Add the hundreds digits with the carryover.

Combine all the digits.

The answer is:  

Example Question #2641 : Algebra 1

Add:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

The ones digit of the final answer is 2. The carryover is the tens place since this number is 10 or greater.

Add the tens digits with the carryover.

The tens digit of the final answer is 4.  The carryover is the tens place.

Add the hundreds digits with the carryover.  The hundreds digit of 19 is zero.

Combine all the numbers.

The answer is:  

Example Question #51 : How To Add Integers

Add the numbers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits.

Combine the tens digit and ones digit in order.

The answer is:  

Example Question #184 : Real Numbers

Add the integers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

The one in the tens digit is the carryover.

Add the tens digits with the carryover.

Add the hundreds digits with the carryover.  The hundreds digit for 79 is zero.

Combine all the ones digit for each part.

The answer is:  

Example Question #185 : Real Numbers

Add the integers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Since this number is ten or larger, the tens digit is the carryover. 

Add the tens digits with the carryover.

Since this number is also ten or larger, the tens digit is the carryover. The hundreds and thousands digits of  are both zero.

Add the hundreds digits with the carryover.

There is no carryover.

Add the thousands digits.

Combine all the ones digits from each part.

The correct answer is:   

Example Question #186 : Real Numbers

Add the following integers:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Since there is a tens place, this number will be the carryover.

Combine the numbers.

The answer is:  

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