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 * (2/5) = (3*2)/5 = 6/5.

Front

What does it mean to cut a cake into equal pieces?

Back

Cutting a cake into equal pieces means dividing the cake into parts that are all the same size.

Front

If you have 3/4 of a cake and cut it into 6 pieces, how do you find the size of each piece?

Back

To find the size of each piece, divide 3/4 by 6: (3/4) ÷ 6 = (3/4) * (1/6) = 3/24 = 1/8. Each piece is 1/8 of the cake.

Front

What is the total amount of flour needed if a recipe calls for 1/2 cup and you make 3 batches?

Back

Multiply the amount of flour per batch by the number of batches: (1/2) * 3 = 3/2 = 1 1/2 cups.

Front

How do you find the length of each piece when cutting a rope into equal parts?

Back

To find the length of each piece, divide the total length of the rope by the number of pieces. For example, 7/8 meter cut into 2 pieces: (7/8) ÷ 2 = (7/8) * (1/2) = 7/16 meter.

Front

What is the process to find the total amount of chocolate chips used in multiple batches?

Back

Multiply the amount of chocolate chips per batch by the number of batches. For example, 2/3 cup for 4 batches: (2/3) * 4 = 8/3 or 2 2/3 cups.

Front

If you eat 1/4 of the remaining pizza, how do you find out how much of the original pizza you ate?

Back

Multiply the fraction of the remaining pizza by the fraction eaten: (1/4) * (1/3) = 1/12 of the original pizza.

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical question presented in a narrative form, requiring interpretation and problem-solving skills to find the answer.

Front

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

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator.