• Home
  • Textbooks
  • Pre-Algebra Demystified
  • Fractions: Part 2

Pre-Algebra Demystified

Allan Bluman

Chapter 4

Fractions: Part 2 - all with Video Answers

Educators


Chapter Questions

02:52

Problem 1

$$\operatorname{Add} \frac{11}{12}+\frac{5}{8}$$
$$\begin{aligned}
&\text { (a) } 1 \frac{5}{6}\\
&\text { (b) } 1 \frac{3}{4}
\end{aligned}$$
(c) $1 \frac{13}{24}$
(d) $2 \frac{1}{8}$

Amy Jiang
Amy Jiang
Numerade Educator
01:02

Problem 2

Subtract $\frac{9}{10}-\frac{5}{6}$
(a) $\frac{1}{15}$
(b) $\frac{7}{60}$
(c) 1
(d) $\frac{11}{30}$

Amy Jiang
Amy Jiang
Numerade Educator
00:32

Problem 3

Multiply $\frac{5}{6} \times \frac{13}{15}$
(a) $\frac{18}{23}$
(b) $\frac{13}{18}$
(c) $\frac{17}{24}$
(d) $\frac{67}{90}$

Amy Jiang
Amy Jiang
Numerade Educator
00:24

Problem 4

Divide $\frac{1}{6} \div \frac{2}{9}$
(a) $\frac{2}{53}$
(b) $1 \frac{1}{9}$
(c) $\frac{1}{27}$
(d) $\frac{3}{4}$

Amy Jiang
Amy Jiang
Numerade Educator
02:52

Problem 5

Add $6 \frac{3}{4}+3 \frac{5}{8}+2 \frac{1}{3}$
(a) $11 \frac{5}{6}$
(b) $12 \frac{17}{24}$
(c) $12 \frac{5}{12}$
(d) $11 \frac{7}{24}$

Amy Jiang
Amy Jiang
Numerade Educator
01:42

Problem 6

Subtract $15 \frac{2}{9}-6 \frac{5}{12}$
(a) $8 \frac{29}{36}$
(b) $9 \frac{7}{12}$
(c) $8 \frac{7}{36}$
(d) $9 \frac{11}{12}$

Amy Jiang
Amy Jiang
Numerade Educator
01:33

Problem 7

Multiply $3 \frac{1}{8} \times 2 \frac{5}{6}$
(a) $6 \frac{5}{48}$
(b) $5 \frac{23}{24}$
(c) $7 \frac{11}{24}$
(d) $8 \frac{41}{48}$

Amy Jiang
Amy Jiang
Numerade Educator
01:13

Problem 8

Divide $9 \frac{1}{5} \div 6 \frac{3}{4}$
(a) $2 \frac{4}{15}$
(b) $3 \frac{3}{20}$
(c) $1 \frac{17}{60}$
(d) $1 \frac{49}{135}$

Amy Jiang
Amy Jiang
Numerade Educator
01:11

Problem 9

$\operatorname{Add} 5 \frac{1}{2}+\frac{3}{4}+1 \frac{7}{8}$
(a) $6 \frac{3}{4}$
(b) $8 \frac{1}{8}$
(c) $7 \frac{5}{8}$
(d) $9 \frac{5}{16}$

Amy Jiang
Amy Jiang
Numerade Educator
02:22

Problem 10

$\frac{5}{12} \times \frac{2}{3}+1 \frac{7}{8}$
(a) $3 \frac{7}{24}$
(b) $4 \frac{3}{8}$
(c) $2 \frac{11}{72}$
(d) $1 \frac{5}{6}$

Amy Jiang
Amy Jiang
Numerade Educator
00:35

Problem 11

Find the cost of $2 \frac{1}{4}$ lbs of bananas at $60 \notin$ per pound.
(a) 125¢
(b) 145¢
(c) 155¢
(d) 135¢

Amy Jiang
Amy Jiang
Numerade Educator
00:49

Problem 12

How many $\frac{1}{2}$ pound bags can be filled with salt from a container which holds $26 \frac{1}{2}$ pounds?
(a) 53
(b) $13 \frac{1}{4}$
(c) 27
(d) 52

Amy Jiang
Amy Jiang
Numerade Educator
01:35

Problem 13

A person bought $8 \frac{2}{3}$ ounces of caramel candy, $5 \frac{1}{8}$ ounces of jelly candy and $9 \frac{1}{4}$ ounces of licorice candy. How many ounces did the person buy altogether?
(a) $22 \frac{5}{24}$ ounces
(b) $23 \frac{7}{24}$ ounces
(c) $22 \frac{13}{24}$ ounces
(d) $23 \frac{1}{24}$ ounces

Ricajoy Montero
Ricajoy Montero
Numerade Educator
03:21

Problem 14

Last month Madison weighed $134 \frac{3}{4}$ pounds. This month she weighed $129 \frac{2}{3}$ pounds. How much weight did she lose?
(a) $6 \frac{2}{3}$ pounds
(b) $5 \frac{1}{12}$ pounds
(c) $5 \frac{1}{2}$ pounds
(d) $4 \frac{1}{8}$ pounds

James Yang
James Yang
Numerade Educator
01:22

Problem 15

Which fraction is the smallest: $\frac{5}{16}, \frac{3}{8}, \frac{1}{4}, \frac{1}{3} ?$
(a) $\frac{5}{16}$
(b) $\frac{3}{8}$
(c) $\frac{1}{4}$
(d) $\frac{1}{3}$

Amy Jiang
Amy Jiang
Numerade Educator
View

Problem 16

$\operatorname{Add}-\frac{7}{8}+\left(-\frac{3}{5}\right)+\frac{9}{10}$
(a) $2 \frac{3}{8}$
(b) $1 \frac{7}{40}$
(c) $-\frac{23}{40}$
(d) $-\frac{1}{3}$

Lauren Long
Lauren Long
Numerade Educator
01:33

Problem 17

Subtract $-1 \frac{1}{8}-5 \frac{2}{3}$
(a) $4 \frac{13}{24}$
(b) $6 \frac{19}{24}$
(c) $-6 \frac{19}{24}$
(d) $-4 \frac{13}{24}$

Amy Jiang
Amy Jiang
Numerade Educator
00:42

Problem 18

Multiply $-\frac{3}{4} \times\left(-\frac{1}{6}\right) \times\left(\frac{2}{3}\right)$
(a) $\frac{1}{12}$
(b) $\frac{6}{13}$
$(c)-\frac{6}{13}$
(d) $-\frac{1}{12}$

Tiffany Tran
Tiffany Tran
Numerade Educator
00:24

Problem 19

Divide $-6 \frac{7}{8} \div\left(-2 \frac{1}{2}\right)$
(a) $-3 \frac{1}{6}$
(b) $12 \frac{1}{8}$
(c) $17 \frac{3}{16}$
(d) $2 \frac{3}{4}$

Amy Jiang
Amy Jiang
Numerade Educator
01:58

Problem 20

Perform the indicated operations: $6 \frac{1}{4}+\left(-\frac{2}{3}\right) \times 1 \frac{1}{2}$
(a) $5 \frac{1}{4}$
(b) $10 \frac{3}{8}$
(c) $7 \frac{1}{4}$
(d) $4 \frac{1}{12}$

AG
Ankit Gupta
Numerade Educator