What is the result of multiplying $$\frac{1}{3}$$ by 3?

The result is 1, because $$\frac{1}{3} \times 3 = \frac{1 \times 3}{3} = \frac{3}{3} = 1$$ .

If you multiply $$\frac{1}{5}$$ by 5, what do you get?

You get 1, because $$\frac{1}{5} \times 5 = \frac{1 \times 5}{5} = \frac{5}{5} = 1$$ .

What is $$\frac{1}{2} \times 4$$ ?

The result is 2, because $$\frac{1}{2} \times 4 = \frac{1 \times 4}{2} = \frac{4}{2} = 2$$ .

What is the relationship between unit fractions and division?

Multiplying a unit fraction by a whole number is the same as dividing the whole number by the denominator of the fraction. For example, $$4 \div 4 = 1$$ .

If a recipe calls for $$\frac{1}{3}$$ of a cup of sugar and you want to make 3 batches, how much sugar do you need?

You need 1 cup of sugar, because $$\frac{1}{3} \times 3 = 1$$ .

What is $$\frac{2}{3} \times 6$$ ?

The result is 4, because $$\frac{2}{3} \times 6 = \frac{2 \times 6}{3} = \frac{12}{3} = 4$$ .

How do you simplify $$\frac{4}{4}$$ ?

$$\frac{4}{4} = 1$$ , because any number divided by itself equals 1.

What is the result of $$\frac{3}{4} \times 8$$ ?

The result is 6, because $$\frac{3}{4} \times 8 = \frac{3 \times 8}{4} = \frac{24}{4} = 6$$ .

If you have 5 whole pizzas and you eat $$\frac{1}{5}$$ of each, how many pizzas did you eat?

You ate 1 pizza, because $$\frac{1}{5} \times 5 = 1$$ .

What does it mean if you multiply a unit fraction by a number greater than 1?

It means you are taking multiple parts of that fraction. For example, multiplying $$\frac{1}{4}$$ by 5 means you are taking 5 parts of 1/4.

If you multiply $$\frac{2}{5}$$ by 10, what do you get?

You get 4, because $$\frac{2}{5} \times 10 = \frac{2 \times 10}{5} = \frac{20}{5} = 4$$ .

Multiplying Unit Fractions by Whole Numbers Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a unit fraction?

Back

2.

FLASHCARD QUESTION

Front

How do you multiply a unit fraction by a whole number?

Back

3.

FLASHCARD QUESTION

Front

Back

4.

FLASHCARD QUESTION

Front

Back

5.

FLASHCARD QUESTION

Front

What does multiplying a unit fraction by a whole number represent?

Back

6.

FLASHCARD QUESTION

Front

Back

7.

FLASHCARD QUESTION

Front

How can you visualize multiplying a unit fraction by a whole number?

Back

You can use a number line or a pie chart to show how many parts of the whole are represented by the unit fraction multiplied by the whole number.

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