We included **HMH Into Math Grade 4 Answer Key PDF** **Module 16 Review **to make students experts in learning maths.

## HMH Into Math Grade 4 Module 16 Review Answer Key

**Concepts and Skills**

**Write the first 4 multiples of the fraction.**

Question 1.

\(\frac{5}{8}\): ___________

Answer:

\(\frac{5}{8}\), \(\frac{10}{8}\), \(\frac{15}{8}\), \(\frac{20}{8}\)

Explanation:

Multiples of a fraction are the same as multiples of an integer.

Multiples are the numbers, when we multiply a certain number by an integer.

Question 2.

\(\frac{2}{6}\): ____________

Answer:

\(\frac{2}{6}\), \(\frac{4}{6}\):, \(\frac{6}{6}\):, \(\frac{8}{6}\)

Explanation:

Multiples of a fraction are the same as multiples of an integer.

Multiples are the numbers, when we multiply a certain number by an integer.,

**Write the fraction as a product of a whole number and a unit fraction.**

Question 3.

\(\frac{4}{6}\) = ___________

Answer:

4\(\frac{1}{6}\) =

\(\frac{1}{6}\) + \(\frac{1}{6}\) + \(\frac{1}{6}\) + \(\frac{1}{6}\) +

\(\frac{1}{6}\) + \(\frac{1}{6}\)

Explanation:

Whole is divided into 6 equal parts.

\(\frac{4}{6}\) or \(\frac{2}{3}\) is a unit fraction.

Product is 4\(\frac{1}{6}\)

Question 4.

\(\frac{5}{8}\) = __________

Answer:

5\(\frac{1}{8}\) =

\(\frac{1}{8}\) + \(\frac{1}{8}\) + \(\frac{1}{8}\) + \(\frac{1}{8}\) +

\(\frac{1}{8}\)

Explanation:

Whole is divided into 8 equal parts.

\(\frac{5}{8}\) is a unit fraction.

product is 5\(\frac{1}{8}\)

Question 5.

\(\frac{12}{10}\) = ____________

Answer:

12\(\frac{1}{10}\)

Explanation:

Whole is divided into 10 equal parts.

\(\frac{12}{10}\) or \(\frac{6}{5}\) is a unit fraction.

product is 12\(\frac{1}{10}\)

**Find the product.**

Question 6.

3 × \(\frac{5}{12}\) = ___________

Answer:

\(\frac{15}{12}\)

Explanation:

Convert mixed fraction into improper fraction.

3 × \(\frac{5}{12}\) = \(\frac{3×5}{12}\) = \(\frac{15}{12}\)

Question 7.

5 × \(\frac{4}{6}\) = ____________

Answer:

\(\frac{20}{6}\) = \(\frac{10}{3}\)

Explanation:

Convert mixed fraction into improper fraction.

5 × \(\frac{4}{6}\) = \(\frac{4×5}{6}\)

= \(\frac{20}{6}\) = \(\frac{10}{3}\)

Question 8.

2 × \(\frac{1}{5}\) = ___________

Answer:

\(\frac{2}{5}\)

Explanation:

Convert mixed fraction into improper fraction.

2 × \(\frac{1}{5}\) = \(\frac{2}{5}\)

**Find the product. Write your answer as a mixed number.**

Question 9.

4 × 1\(\frac{4}{5}\) = ___________

Answer:

\(\frac{36}{5}\) or 36 x \(\frac{1}{5}\)

Explanation:

First convert mixed fraction into improper fraction.

1\(\frac{4}{5}\) = \(\frac{9}{5}\)

4 x \(\frac{9}{5}\) = \(\frac{36}{5}\)

Question 10.

3 × 4\(\frac{1}{4}\) = ___________

Answer:

\(\frac{51}{4}\) or 51x \(\frac{1}{4}\)

Explanation:

First convert mixed fraction into improper fraction.

4\(\frac{1}{4}\) = \(\frac{17}{4}\)

3 x \(\frac{17}{4}\) = \(\frac{51}{4}\)

Question 11.

6 × 2\(\frac{3}{8}\) = ___________

Answer:

\(\frac{114}{8}\) or 118 x \(\frac{1}{8}\)

Explanation:

First convert mixed fraction into improper fraction.

2\(\frac{3}{8}\) = \(\frac{19}{8}\)

6 x \(\frac{19}{8}\) = \(\frac{114}{8}\)

Question 12.

**Use Tools** Joanna is making 6 winter scarves for her family. She uses \(\frac{2}{3}\) of a pack of yarn for each scarf. How much yarn does she need for 6 winter scarves? Name the strategy or tool you will use to answer the question, explain your choice, and then find the answer.

(A) \(\frac{2}{3}\)

(B) \(\frac{8}{3}\)

(C) \(\frac{11}{3}\)

(D) \(\frac{12}{3}\)

Answer:

Option(D)

Explanation:

Joanna is making 6 winter scarves for her family.

She uses \(\frac{2}{3}\) of a pack of yarn for each scarf.

Total yarn she need for 6 winter scarves = 6\(\frac{2}{3}\)

= \(\frac{12}{3}\)

Question 13.

Which of the following are correct ways to express the product of 5 and 2\(\frac{3}{8}\)? Select all that are correct.

(A) (5 × 2) – (5 × \(\frac{3}{8}\))

(B) (5 × 2) + \(\frac{3}{8}\)

(C) 5 \(\frac{19}{8}\)

(D) 11\(\frac{7}{8}\)

(E) 10\(\frac{3}{8}\)

Answer:

Option(C)

Explanation:

5 and 2\(\frac{3}{8}\) is expressed as

5 x \(\frac{19}{8}\)

Question 14.

Mae is making 4 loaves of bread for a party. She uses \(\frac{3}{4}\) of a bag of flour for each loaf. How many bags of flour does she need for 4 loaves?

(A) \(\frac{19}{4}\)

(B) \(\frac{16}{4}\)

(C) \(\frac{12}{4}\)

(D) \(\frac{7}{4}\)

Answer:

Option(A)

Explanation:

Mae is making 4 loaves of bread for a party.

She uses \(\frac{3}{4}\) of a bag of flour for each loaf.

Total bags of flour she need for 4 loaves = 4\(\frac{3}{4}\)

= \(\frac{19}{4}\)

Question 15.

Gil puts grass seed on the floor of 3 identical goat enclosures. He uses \(\frac{2}{5}\) of a bag of seed in each enclosure. How many bags of seed does Gill use?

Answer:

\(\frac{17}{5}\)

Explanation:

Gil puts grass seed on the floor of 3 identical goat enclosures.

He uses \(\frac{2}{5}\) of a bag of seed in each enclosure.

Total bags of seed Gill use = 3\(\frac{2}{5}\)

= \(\frac{17}{5}\)

Question 16.

Fergie is building a table. Each side has a border that is 2\(\frac{2}{8}\) feet long. What length of border does she need for all 4 sides?

Answer:

\(\frac{72}{8}\) or 4 feet

Explanation:

Each side of a table has a border that is 2\(\frac{2}{8}\) feet long.

Total length of border she need for all 4 sides = 2\(\frac{2}{8}\)

= 4 x \(\frac{18}{8}\) = \(\frac{72}{8}\) = 4 feet

Question 17.

Jack is making a playlist to record on a laptop as background music for a slide show. He wants the playlist to last 10 minutes or less. Jack says he can record 4 songs that are each 2\(\frac{2}{3}\) minutes long, Is Jack correct? Explain.

Answer:

Jack is wrong

Explanation:

Jack wants the playlist to last 10 minutes or less.

Jack says he can record 4 songs that are each 2\(\frac{2}{3}\) minutes long,

4 x 2\(\frac{2}{3}\) = 4 x \(\frac{8}{3}\) = \(\frac{32}{3}\)

= 10 \(\frac{2}{3}\)

4 songs crossing 10 min