Chapter 01: Basic Math Review
Hickey: Math Skills for Health Professionals, 2nd Edition

MULTIPLE CHOICE

	1.	Multiples of 50 are:
a.	5, 10, 15	
b.	12, 20, 30, 40	
c.	5, 10, 20, 50	
d.	100, 150, 200	

ANS:	D	REF:	22

	2.	Factors of 30 include:
a.	60, 90, 120	
b.	3, 5, 8	
c.	3, 0	
d.	1, 10, 15	

ANS:	D	REF:	19

	3.	Common factors of 15 and 30 include:
a.	1, 3, 5, 15	
b.	10, 15, 30, 35	
c.	3, 6, 10, 15	
d.	1, 2, 30, 46	

ANS:	A	REF:	19

	4.	15 squared is:
a.	200	
b.	125	
c.	225	
d.	250	

ANS:	C	REF:	14

	5.	20 squared is:
a.	10	
b.	100	
c.	200	
d.	400	

ANS:	D	REF:	14

	6.	What is the correct answer for 9632?
a.	927,369	
b.	963,000	
c.	9,630,000	
d.	31.032	

ANS:	A	REF:	14

	7.	What is the correct answer for 54?
a.	25	
b.	200	
c.	525	
d.	625	

ANS:	D	REF:	14

	8.	What is the correct answer for 36?
a.	297	
b.	729	
c.	681	
d.	718	

ANS:	B	REF:	14

	9.	What is the square root of 625?
a.	15	
b.	25	
c.	35	
d.	45	

ANS:	B	REF:	14

	10.	What is the square root of 361?
a.	9	
b.	16	
c.	19	
d.	26	

ANS:	C	REF:	14

	11.	What is the GCF of 20, 45, and 55?
a.	1, 5	
b.	5, 9	
c.	5	
d.	9	

ANS:	C	REF:	21

	12.	What is the GCF of 27, 45, and 81?
a.	1	
b.	3	
c.	9	
d.	27	

ANS:	C	REF:	21

	13.	What is the LCM of 3, 9, and 21?
a.	3	
b.	63	
c.	189	
d.	399	

ANS:	B	REF:	22

	14.	What is the LCM of 18 and 24?
a.	72	
b.	136	
c.	172	
d.	240	

ANS:	A	REF:	22

	15.	What is the LCM of 15, 60, 105?
a.	15	
b.	105	
c.	300	
d.	420	

ANS:	D	REF:	22

	16.	What is the GCF of 15, 60, 105?
a.	15	
b.	60	
c.	105	
d.	300	

ANS:	A	REF:	21

	17.	“The sum stays the same when the grouping of addends is changed” describes what property?
a.	Associative Property of Addition	
b.	Commutative Property of Addition	
c.	Associative Property of Multiplication	
d.	Commutative Property of Multiplication	

ANS:	A	REF:	4

	18.	The repeated factor that is to be multiplied by itself is known as a/an:
a.	factor.	
b.	digit.	
c.	exponent.	
d.	power of 10.	

ANS:	C	REF:	12

	19.	The ___________________is the number from which you subtract.
a.	multiplicand	
b.	multiplier	
c.	divisor	
d.	minuend	

ANS:	D	REF:	6

	20.	In subtraction, the number being subtracted is known as the:
a.	subtrahend.	
b.	sum.	
c.	remainder.	
d.	minuend.	

ANS:	A	REF:	6

	21.	“The product stays the same when the grouping of factors is changed” describes what property?
a.	Associative Property of Addition	
b.	Commutative Property of Addition	
c.	Associative Property of Multiplication	
d.	Commutative Property of Multiplication	

ANS:	C	REF:	16

	22.	“The product stays the same when the order of factors is changed” describes what property?
a.	Associative Property of Addition	
b.	Commutative Property of Addition	
c.	Associative Property of Multiplication	
d.	Commutative Property of Multiplication	

ANS:	D	REF:	7

	23.	The smallest common multiple of a set of two or more numbers is known as:
a.	least common multiple.	
b.	least common factor.	
c.	least common property.	
d.	zero property.	

ANS:	A	REF:	22

	24.	The largest number that divides evenly into two or more numbers is known as:
a.	greatest common multiple.	
b.	greatest common factor.	
c.	greatest common property.	
d.	zero property.	

ANS:	B	REF:	21

	25.	A number that has exactly two different positive factors, itself and 1, is known as a:
a.	digit.	
b.	remainder.	
c.	whole number.	
d.	prime number.	

ANS:	D	REF:	19

	26.	When one of the factors of a product is written as a sum, multiplying each addend before adding does not change the product. This is known as the:
a.	Associative Property of Addition.	
b.	Distributive Property.	
c.	Associative Property of Multiplication.	
d.	Commutative Property of Multiplication.	

ANS:	B	REF:	7

COMPLETION

	1.	The ____________________ is the result of an addition of numbers.

ANS:	sum

REF:	3

	2.	A ____________________ is the result of the multiplication of numbers.

ANS:	product

REF:	3

	3.	What is the sum of 10 and 10? ____________________

ANS:	20

REF:	3

	4.	What is the product of 10 and 10? ____________________

ANS:	100

REF:	3

	5.	A multiplier is the number used to ____________________.

ANS:	multiply

REF:	7

	6.	Name the product of 12 and 7. ____________________

ANS:	84

REF:	3

	7.	The name for the number being divided is ____________________.

ANS:	dividend

REF:	8

	8.	The name for the answer to a division operation is ____________________.

ANS:	quotient

REF:	8

	9.	When a number is multiplied by itself, it is known as ____________________.

ANS:	squared

REF:	13

	10.	5 is the ____________________ of 25.

ANS:	square root

REF:	13

	11.	Another name used to describe exponent is ____________________.

ANS:	power

REF:	13

	12.	Write the square root of 100. ____________________

ANS:	10

REF:	13

	13.	Which number is the base in 106? ____________________

ANS:	10

REF:	13

	14.	Which number is the exponent in 45? ____________________

ANS:	5

REF:	13

	15.	Write the least common multiple of both 6 and 12. ____________________

ANS:	12

REF:	22

	16.	1235 + 3456 + 468 + 975 = ______________________

ANS:	6134

REF:	4

	17.	12,987 – 6,247 = ________________

ANS:	6740

REF:	5

	18.	(–15) + 65 = _________________

ANS:	50

REF:	5

	19.	(–31) + (–25) = ______________________

ANS:	–56

REF:	5

	20.	42 + 65 = __________________

ANS:	107

REF:	4

	21.	14 – 10 = ___________________

ANS:	4

REF:	5

	22.	7 – (–12) = _____________________

ANS:	19

REF:	5

	23.	8 x 5 = _____________________

ANS:	40

REF:	6

	24.	9 x (–2) = _________________

ANS:	–18

REF:	6

	25.	45 ÷ 5 = __________________

ANS:	9

REF:	8

	26.	125 ÷ 5 = __________________

ANS:	25

REF:	8

	27.	(–24) + 43 = __________________

ANS:	19

REF:	6

	28.	(–12) + (–4) = _________________

ANS:	–16

REF:	6

	29.	12 + 56 = ___________________

ANS:	68

REF:	5

	30.	24 – 13 = ________________

ANS:	11

REF:	6

	31.	5 – (–18) = ___________________

ANS:	23

REF:	6

	32.	66 x 5 = __________________

ANS:	330

REF:	6

	33.	55 ÷ 2 = _____________________

ANS:	27.5

REF:	8

	34.	200 ÷ 50 = _________________

ANS:	4

REF:	8

	35.	(9 x 10) x (4 x 6) = ___________________

ANS:	2160

REF:	6

	36.	[(9 ÷ 3) x (6 ÷ 2)] + [(15 ÷ 5) x (12 ÷ 6)] + 12 – 4 = ____________________

ANS:	23

REF:	18

	37.	(24 x 3) + (32 ÷ 2) + (44 x 2) – (63 ÷ 9) = ________________

ANS:	169

REF:	18

	38.	12,225 ÷ 5 = _______________

ANS:	2445

REF:	8

	39.	423 x 12 = _______________

ANS:	5076

REF:	6

	40.	144 ÷ (–12) = __________________

ANS:	–12

REF:	8

	41.	Write all the factors of the number 12. (Use commas to separate the factors in your answer. Place the factors in numerical order.) ____________________

ANS:	1, 2, 3, 4, 6, 12

REF:	19

	42.	Write the common factors for the numbers 10 and 20. (Use commas to separate the factors in your answer. Place the factors in numerical order.) ____________________

ANS:	1, 2, 5, 10

REF:	19

	43.	Write the LCM of both 4 and 3. ____________________

ANS:	12

REF:	22

	44.	Write all the factors of the number 36. (Use commas to separate the factors in your answer. Place the factors in numerical order.) ____________________

ANS:	1, 2, 3, 4, 6, 9, 12, 18, 36

REF:	19

	45.	Write the common factors for the number 15 and 45. (Use commas to separate the factors in your answer. Place the factors in numerical order.) ____________________

ANS:	1, 3, 5, 9, 15

REF:	19

	46.	Solve the following problem: 34 = ____________________

ANS:	81

REF:	13

	47.	What are the factors of the number 4? (Use commas to separate the multiples in your answer. Place the factors in numerical order.) ____________________

ANS:	1, 2, 4

REF:	19

	48.	1,215 + 116 =

ANS:	1,331

REF:	4

	49.	8,461 + 2,446 =

ANS:	10,907

REF:	4

	50.	31,568 + 6,578 =

ANS:	38,146

REF:	4

	51.	70,848 + 32,286 =

ANS:	103,134

REF:	4

	52.	21,848 + 47,512 + 58,212 + 8,000 =

ANS:	135,572

REF:	4

	53.	4,612 + 9,216 + 3,123 + 4,321 =

ANS:	21,272

REF:	4

	54.	500 + 360 + 639 + 852 =

ANS:	2,351

REF:	4

	55.	10,426 – 3,264 =

ANS:	7,162

REF:	5

	56.	11,464 – 9,461 =

ANS:	2,003

REF:	5

	57.	9210 – 153 =

ANS:	9,057

REF:	5

	58.	–10 – 4 =

ANS:	–14

REF:	5

	59.	15 +7 – 3 +12 – 15 =

ANS:	16

REF:	5

	60.	6,921 – 2,141 =

ANS:	4,780

REF:	5

	61.	8,273 x 16 =

ANS:	132,368

REF:	7

	62.	698 x 56 =

ANS:	39,088

REF:	7

	63.	326 x 48 =

ANS:	15,648

REF:	7

	64.	3,256 x 942 =

ANS:	3,067,152

REF:	7

	65.	3,179 ÷ 648 =

ANS:	5

REF:	8

	66.	961 ÷ 31 =

ANS:	31

REF:	8

	67.	35,460 ÷ 36 =

ANS:	985

REF:	8

	68.	60,840 ÷ 780 =

ANS:	78

REF:	8

	69.	32 + 42 – 9 + (3 x 2) =

ANS:	22

REF:	18

	70.	What is the square root of 36?

ANS:	6

REF:	13

	71.	5 – (4 + 2)3 – (4 – 8) ÷ 23 x 3 =

ANS:	–211

REF:	18

	72.	2 (4+2) + (6 x 10) – 2 =

ANS:	70

REF:	18

	73.	–4 (10 + 5) x 2 ÷ 4 =

ANS:	-30

REF:	18

	74.	(34 + 6) – 17 =

ANS:	70

REF:	18

	75.	92 (64 + 13) +5=

ANS:	6,242

REF:	18

	76.	(6 + 6) x (3 – 10) ÷ 4 + 8 =

ANS:	–13

REF:	18

	77.	25 ÷ (–5) =

ANS:	–5

REF:	10

	78.	–144 x 8 =

ANS:	–1152

REF:	10

	79.	–4 (5–15) + 5 (35 +5) x 2 =

ANS:	480

REF:	18

	80.	22 x 33 x 42 x 53 =

ANS:	64,000

REF:	13

	81.	2 (–156 – 15 + 6) + 3 (81 ÷ 9 x –3) =

ANS:	–441

REF:	18

	82.	–14 + 41 + 36 – 63 =

ANS:	0

REF:	10

	83.	112 =

ANS:	1

REF:	18

	84.	132 + 102 – 63 =

ANS:	53

REF:	18