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look at the denominator see if it is the same as the other denominator or see if it is the same number at the bottom of each number.

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Q: What do you have to do first before adding and subtracting mixed numbers?
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Related questions

What is the first thing you should look for when adding or subtracting fractions or mixed numbers?

common denominators.


What must you do first before adding or subtracting unlike fractions?

you must make the fractions equivalent and with the same denomenator


Adding and subtracting unlike fractions steps?

first u find a common denominator


What are the two numbers called when you are adding?

#1. when you are adding they are called addends #2. When you are subtracting they are called the first number is called a minuend and the second one is called a subtrahend #3. a sum is an answer to a addition problem #4. a difference is a answer to a subtraction problem


Can someone do my gym workout adding and subtracting decimals on first in math please?

Yes l


What the Answer when subtracting 2 numbers?

the difference


What is the first step when you are adding and subtracting decimals?

Write them one above the other with the decimal points aligned.


How do you get a negative answer when subtracting two positive numbers?

Have the second number be greater than the first.


When adding or subtracting decimals always do what?

First you write the decimals one under the other, in such as way that the decimal points are aligned.


How do you check you math with adding fractions?

When adding or subtracting fractions first make sure that the denominators are the same if they aren't then find the lowest common denominator and alter the fractions accordingly


Do you get a positive number when subtracting two negative numbers?

Have the second number be greater than the first.


When adding or subtracting fractions what should you do first?

For adding or substracting fractions first of all we should calculate the LCM( Lowest Common Multiplier) of the denominators in both of the fractions.