Algebra 1 : Integer Operations

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #171 : Real Numbers

Add:   

Possible Answers:

Correct answer:

Explanation:

Add the ones place.

Add the tens place.

Combine the tens and ones places.

The answer is .

Example Question #45 : How To Add Integers

Add .

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Since this number is ten or more, the tens place will be the carryover.

Add tens place with the carryover.

The tens place will be the carryover.

Add the hundreds place with the carryover.

The thousands digit is , the hundreds digit is , the tens digit is , and the ones digit is .

The answer is:  

Example Question #172 : Real Numbers

Evaluate:

Possible Answers:

Correct answer:

Explanation:

There are many ways to think about solving integer equatons. This one is equivalent to , which equals .

Example Question #47 : How To Add Integers

Add:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

The five is the ones place of the final answer.  Since this number is ten or greater, the tens digit will be the carryover.

Add the tens digit with the carryover.

Combine the numbers.

The answer is:  

Example Question #48 : How To Add Integers

Add:  

Possible Answers:

Correct answer:

Explanation:

Add the ones digits.

Add the tens digits.

Because this number is ten or greater, carry over the one from the tens place.

Add the hundreds digits with the carryover.  The hundreds digit of the 48 is zero.

Combine the numbers.

The answer is .

Example Question #173 : Real Numbers

Find the sum of seven hundred and fifty-six.

 

Possible Answers:

Correct answer:

Explanation:

Find the sum of seven hundred and fifty-six.

Begin by recalling what sum means. 

Sum means addition, so we need to add:

Now, because we hav 0's in our ones and tens places, we can simply tack on the 56 to get

Example Question #174 : Real Numbers

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 #175 : Real Numbers

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 #176 : Real Numbers

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 #177 : Real Numbers

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:  

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