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What are the rules for adding and subtracting fractions and mixed numbers?
Wiki User
∙ 12y ago
you have to make sure they have the same denominator (bottom bit)
For example,
1/2 + 1/4 = 2/4 + 1/4
and then just add the top halves normally:
2/4 + 1/4 = 3/4
Wiki User
∙ 12y ago
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What do adding and subtracting mixed numbers means?
To combine the fractions or subtract the fractions. Same method with mixed numbers.
Do you change a mixed number into an improper number while adding and subtracting?
you do what makes sense given the numbers, if the fractions work out beautifully, you can just leave them as mixed numbers, otherwise it's best to keep them as improper fractions
How is adding mixed numbers different from adding fractions?
when you add mixed numbers you have a whole number but adding fraction does not.
Do you Add both the numerators and the denominators when adding fractions and mixed numbers?
False [ I THINK ]
When asked to find the sum of two mixed numbers with different denominators you should before you add?
Convert the fractions into equivalent fractions with the same denominator. In actually adding mixed numbers, it is easier to convert the mixed numbers into improper (top heavy) fractions, do the addition, simplify the resulting fraction and convert any resulting improper fraction back into a mixed number.
What do adding and subtracting mixed numbers means?
To combine the fractions or subtract the fractions. Same method with mixed numbers.
What is the first thing you should look for when adding or subtracting fractions or mixed numbers?
common denominators.
How do you add two negative mixed numbers and one positive mixed number?
Convert them to improper fractions with common denominators and proceed with the adding and subtracting.
How is adding mixed numbers the same as adding fractions?
Mixed numbers can be converted to improper fractions. Then, it is exactly the same as adding proper ones.
Do you change a mixed number into an improper number while adding and subtracting?
you do what makes sense given the numbers, if the fractions work out beautifully, you can just leave them as mixed numbers, otherwise it's best to keep them as improper fractions
What is a subtracting mixed number?
Subtracting a mixed number is just subtracting fractions but with a whole number by a fraction. To subtract tun the mixed numbers into improper fractions and find the common denominator. Then you subtract the numerators.
What does adding and subtracting mixed numbers help for?
math
How to do arithmetic math?
Arithmetic math is easy to do. All you d in arithmetic math is adding and subtracting fractions, decimals and mixed numbers by letters.
How is adding mixed numbers different from adding fractions?
when you add mixed numbers you have a whole number but adding fraction does not.
Why do you change mixed numbers to improper fractions before multiplying and dividing?
Because common denominators allow adding and subtracting of numerators. Improper fractions also have simplified rules over mixed numbers when performing multiplication and division.
How is the concept of mixed numbers applied to the real world?
Find the sum of two mixed numbers by applying the procedure for adding mixed numbers, Solve a real-world problem by subtracting mixed numbers.
How do add mixed improper fraction?
Mixed numbers can be converted to improper fractions. Improper fractions can be added the same way proper fractions are.
