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Essential Math and Calculations for Pharmacy Technicians

Indra K. Reddy, Mansoor A. Khan

Chapter 1

Working with Roman and Arabic Numerals - all with Video Answers

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Chapter Questions

Problem 1

Express the following Arabic numerals as Roman numerals.

a. 38
h. 127
o. 155
b. 15
i. 69
p. 1782
c. 17
j. 135
q. 942
d. 91
k. 473
r. 355
e. 23
1. 864
s. 420
f. 43
m. 1223
t. 925
g. 54
n. 862

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Problem 2

Convert the following Roman numerals into Arabic numerals.
a. VIII
h. MXL
o. CDLII
b. XXV
p. MCMLXVI
c. XXIII
q. XCVI
d. IIX
r. CXIV
e. XIX
s. LXIV
f. MC
t. CLXXVII
g. CD
n. CCXL

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Problem 3

Perform the following operations and provide the answers in Arabic numerals.
a. VII + LXIV
f. MC-CCXL
b. XXV $\times$ CXIII
g. CD + CXLIX
c. CDL - XIX
h. $\mathrm{MXL}-\mathrm{XLI}$
d. XII + XXVII
i. $\mathrm{MMMDCCCXL} \div \mathrm{CXX}$
e. XIX + MCMLXVI
j. $\mathrm{CXVII}+\mathrm{CLXVI}$

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Problem 4

Complete the following operations and provide the results in Roman numerals.
a. $12+16$
f. $1845-123$
b. $24+35$
g. $625 \times 15$
c. $182+133+145$
h. $25 \times 150$
d. $120-21$
i. $8750 \div 50$
e. $1589-39$
j. $1904 \div 8$

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02:40

Problem 5

Interpret the quantity in each of the following:
a. Caplets no. $x x v$
b. Pills no. clxx
c. Tablets no. mdcl
d. Capsules no, xlv
e. Tablets no. lxix

Susan Hallstrom
Susan Hallstrom
Numerade Educator