What is the sum of $$\frac{7}{8}$$ and $$\frac{2}{5}$$ ?

To find the total amount of paint, you add the two fractions: $$\frac{7}{8} + \frac{2}{5} = \frac{35}{40} + \frac{16}{40} = \frac{51}{40} = 1\frac{11}{40}$$ .

How do you find out how many miles Mrs. Hanson has left to run if she ran $$14\frac{2}{5}$$ miles out of $$26\frac{2}{10}$$ ?

You subtract the miles she has run from the total miles: $$26\frac{2}{10} - 14\frac{2}{5} = 11\frac{1}{10}$$ .

What is the total number of chapters Miss Weisman read if she read $$2\frac{1}{2}$$ on Monday, $$3\frac{3}{4}$$ on Wednesday, and $$1\frac{1}{3}$$ on Friday?

You add the chapters: $$2\frac{1}{2} + 3\frac{3}{4} + 1\frac{1}{3} = 7\frac{11}{12}$$ .

What is $$1\frac{41}{24}$$ simplified?

$$1\frac{41}{24} = 2\frac{17}{24}$$ .

How many pounds of meat did Anthony buy if he bought $$2\frac{3}{4}$$ pounds of ham and $$4\frac{5}{6}$$ pounds of turkey?

You add the weights: $$2\frac{3}{4} + 4\frac{5}{6} = 7\frac{1}{3}$$ .

When do you subtract fractions?

You subtract fractions when you are finding the difference between two quantities, such as remaining distances or amounts.

What is a mixed number?

A mixed number is a whole number combined with a fraction, such as $$2\frac{1}{2}$$ .

How do you convert an improper fraction to a mixed number?

Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the numerator of the fraction.

What is the first step in adding mixed numbers?

Convert the mixed numbers to improper fractions before adding.

What is the first step in subtracting mixed numbers?

Convert the mixed numbers to improper fractions before subtracting.

What is the least common denominator (LCD)?

The least common denominator is the smallest number that can be used as a common denominator for two or more fractions.

How do you find the least common denominator?

List the multiples of each denominator and find the smallest multiple that appears in both lists.

What is the process of estimating sums and differences of fractions?

Round each fraction to the nearest whole number before adding or subtracting to make calculations easier.

Add or Subtract? and Simplifying Mixed Numbers Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

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2.

FLASHCARD QUESTION

Front

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3.

FLASHCARD QUESTION

Front

Back

4.

FLASHCARD QUESTION

Front

Back

5.

FLASHCARD QUESTION

Front

Back

6.

FLASHCARD QUESTION

Front

What does it mean to simplify a mixed number?

Back

To simplify a mixed number means to convert it into a simpler form, often by reducing the fraction part.

7.

FLASHCARD QUESTION

Front

When do you add fractions?

Back

You add fractions when you are combining quantities, such as total amounts of paint or total distances.

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