Dunn prep step 10 add & subtract fractions and mixed numbers all

Front

What is the process for adding fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert each fraction to an equivalent fraction with that denominator, then add the numerators and keep the common denominator.

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the sum of 1/4 and 2/6?

Back

The sum of 1/4 and 2/6 is 7/12.

Front

How do you subtract fractions with different denominators?

Back

To subtract fractions with different denominators, find a common denominator, convert each fraction to an equivalent fraction with that denominator, then subtract the numerators and keep the common denominator.

Front

What is the difference between 8 7/8 and 2 5/8?

Back

The difference between 8 7/8 and 2 5/8 is 6 1/4.

Front

How do you add mixed numbers?

Back

To add mixed numbers, first add the whole numbers together, then add the fractions. If the fraction sum is improper, convert it to a mixed number and add it to the whole number sum.

Front

What is the result of 9 5/8 - 3 3/8?

Back

The result of 9 5/8 - 3 3/8 is 6 2/8.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).

Front

What is the first step in solving a word problem involving fractions?

Back

The first step is to identify the quantities involved and determine what operations (addition, subtraction) are needed.