Multiplying Fractions by Whole Numbers Word Problems Flashcard

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

How do you multiply a fraction by a whole number?

Back

To multiply a fraction by a whole number, multiply the numerator of the fraction by the whole number and keep the denominator the same. For example, 3 x (2/5) = (3*2)/5 = 6/5.

Front

What does it mean to find a total amount in a word problem?

Back

Finding a total amount means calculating the sum or total quantity needed based on the information given in the problem.

Front

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

Back

To 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 new numerator over the original denominator.

Front

What is a word problem?

Back

A word problem is a mathematical problem presented in the form of a story or real-life scenario that requires interpretation and problem-solving.

Front

If a recipe calls for 1/4 cup of an ingredient, how do you find the total for multiple batches?

Back

Multiply the fraction by the number of batches. For example, for 5 batches: 1/4 x 5 = 5/4 = 1 1/4 cups.

Front

What is the process to divide a fraction by a whole number?

Back

To divide a fraction by a whole number, multiply the fraction by the reciprocal of the whole number. For example, (3/4) ÷ 2 = (3/4) x (1/2) = 3/8.

Front

How do you find a fraction of a fraction?

Back

To find a fraction of a fraction, multiply the numerators together and the denominators together. For example, (1/2) of (1/3) = (1*1)/(2*3) = 1/6.

Front

What is the significance of the denominator in a fraction?

Back

The denominator indicates how many equal parts the whole is divided into. It determines the size of each part.

Front

How do you interpret the results of a word problem involving fractions?

Back

Interpreting results involves understanding what the calculated fraction represents in the context of the problem, such as a portion of a whole or a quantity needed.