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

Concepts and Skills

Write the first 4 multiples of the fraction.

Question 1.
$$\frac{5}{8}$$: ___________
$$\frac{5}{8}$$, $$\frac{10}{8}$$, $$\frac{15}{8}$$, $$\frac{20}{8}$$
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.
$$\frac{2}{6}$$: ____________
$$\frac{2}{6}$$, $$\frac{4}{6}$$:, $$\frac{6}{6}$$:, $$\frac{8}{6}$$
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.
$$\frac{4}{6}$$ = ___________
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.
$$\frac{5}{8}$$ = __________
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.
$$\frac{12}{10}$$ = ____________
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 × $$\frac{5}{12}$$ = ___________
$$\frac{15}{12}$$
Explanation:
Convert mixed fraction into improper fraction.
3 × $$\frac{5}{12}$$ = $$\frac{3×5}{12}$$ = $$\frac{15}{12}$$

Question 7.
5 × $$\frac{4}{6}$$ = ____________
$$\frac{20}{6}$$ = $$\frac{10}{3}$$
Explanation:
Convert mixed fraction into improper fraction.
5 × $$\frac{4}{6}$$ = $$\frac{4×5}{6}$$
= $$\frac{20}{6}$$ = $$\frac{10}{3}$$

Question 8.
2 × $$\frac{1}{5}$$ = ___________
$$\frac{2}{5}$$
Explanation:
Convert mixed fraction into improper fraction.
2 × $$\frac{1}{5}$$ = $$\frac{2}{5}$$

Question 9.
4 × 1$$\frac{4}{5}$$ = ___________
$$\frac{36}{5}$$ 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$$\frac{1}{4}$$ = ___________
$$\frac{51}{4}$$ 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$$\frac{3}{8}$$ = ___________
$$\frac{114}{8}$$ 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) $$\frac{12}{3}$$
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$$\frac{3}{8}$$
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) $$\frac{7}{4}$$
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?
$$\frac{17}{5}$$
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?
$$\frac{72}{8}$$  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.
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 $$\frac{2}{3}$$