Solve Division Word Problems with Fractions and Whole Numbers: CCSS.Math.Content.5.NF.B.7c

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5th Grade Math › Solve Division Word Problems with Fractions and Whole Numbers: CCSS.Math.Content.5.NF.B.7c

Questions 1 - 10

How many $\frac{1}{3}\ cup$ servings are in cups of chocolate chips?

Explanation

Because we want to know how many $\frac{1}{3}\ cup$ servings are in cups, we are dividing by $\frac{1}{3}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{4}{1}\times\frac{3}{1}=\frac{12}{1}=12$

How many $\frac{1}{4}\ cup$ servings are in cups of chocolate chips?

Explanation

Because we want to know how many $\frac{1}{4}\ cup$ servings are in cups, we are dividing by $\frac{1}{4}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{6}{1}\times\frac{4}{1}=\frac{24}{1}=24$

You find a candy bar and eat $\frac{1}{3}$ of it. Two of your friends evenly split the rest of it. How much of the candy bar does each of them eat?

$\frac{1}{3}$

$\frac{1}{2}$

$\frac{1}{4}$

$\frac{1}{6}$

$\frac{2}{3}$

Explanation

How many $\frac{1}{6}\ cup$ servings are in cups of sugar?

Explanation

Because we want to know how many $\frac{1}{6}\ cup$ servings are in cups, we are dividing by $\frac{1}{6}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{8}{1}\times\frac{6}{1}=\frac{48}{1}=48$

How many $\frac{1}{2}\ cup$ servings are in cups of chocolate chips?

Explanation

Because we want to know how many $\frac{1}{2}\ cup$ servings are in cups, we are dividing by $\frac{1}{2}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{3}{1}\times\frac{2}{1}=\frac{6}{1}=6$

How many $\frac{1}{5}\ cup$ servings are in cups of sugar?

Explanation

Because we want to know how many $\frac{1}{5}\ cup$ servings are in cups, we are dividing by $\frac{1}{5}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{8}{1}\times\frac{5}{1}=\frac{40}{1}=40$

How many $\frac{1}{6}\ cup$ servings are in cups of sugar?

Explanation

Because we want to know how many $\frac{1}{6}\ cup$ servings are in cups, we are dividing by $\frac{1}{6}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{6}{1}\times\frac{6}{1}=\frac{36}{1}=36$

How many $\frac{1}{3}\textup{ cup}$ servings are in five cups of chocolate chips?

Explanation

Because we want to know how many $\frac{1}{3}\textup{ cup}$ servings are in cups, we are dividing by $\frac{1}{3}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{5}{1}\times\frac{3}{1}=\frac{15}{1}=15$

How many $\frac{1}{7}\ cup$ servings are in cups of sugar?

Because we want to know how many $\frac{1}{7}\ cup$ servings are in cups,

Explanation

we are dividing by $\frac{1}{7}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{6}{1}\times\frac{7}{1}=\frac{42}{1}=42$

How many $\frac{1}{3}\ cup$ servings are in cups of chocolate chips?

Explanation

Because we want to know how many $\frac{1}{3}\ cup$ servings are in cups, we are dividing by $\frac{1}{3}$ .

Remember, whenever we divide by a fraction, we multiply by the reciprocal

$\frac{6}{1}\times\frac{3}{1}=\frac{18}{1}=18$

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