Deck 4: Fractions, Decimals, Ratios, and Percents

Question 1

When subtracting like fractions, _____ the numerators only. The denominators remain _____.

A) add, changed
B) add, unchanged
C) subtract, changed
D) subtract, unchanged

Answer 1

D

Question 2

Before fractions can be added or subtracted, they must have the same denominator. Like fractions are fractions that have the same denominator.

Answer 2

True

Question 3

The term ratio is used to express a comparison between two numbers.

Answer 3

True

Question 4

When the total number of decimal places in the subproducts exceeds the number of numerals that appear in the product, ciphers are added to the right of the digits in the product to complete the decimal places needed.

Question 5

The parts of a fraction are the numerator (bottom number) and the denominator (top number).

Question 6

When a percent is expressed as a common fraction, the given percent is the numerator and 100 is the denominator.

Question 7

When dividing by a fraction whose value is less than 1, the answer is greater than the dividend.

Question 8

_____ are those fractions that are expressed with denominators of 10 or powers of 10.

A) Unlike fractions
B) Improper fractions
C) Proper fractions
D) Decimal fractions

Question 9

Reduced fractions are those fractions that are expressed with denominators of 10 or powers of 10.

Question 10

_____ fractions have different denominators.

A) Like
B) Decimal
C) Reduced
D) Unlike

Question 11

Before fractions can be added or subtracted, they must have the same _____.

A) whole number
B) product
C) numerator
D) denominator

Question 12

The least common numerator is the smallest number that is a multiple of both numerators.

Question 13

When multiplying two fractions, multiply the two _____ and place the results over the result obtained by multiplying the two _____.

A) numerators, denominators
B) numerators, factors
C) factors, denominators
D) denominators, numerators

Question 14

A proper fraction is a fraction whose numerator is smaller than its denominator.

Question 15

An example of a proportion is when preparing baked beans, the ratio is 2 to 1, that is, 2 parts liquid to 1 part beans.

Question 16

A(n) _____ is a fraction whose numerator is smaller than its denominator.

A) improper fraction
B) unlike fraction
C) proper fraction
D) mixed number

Question 17

To find what percent one number is of another number, subtract and then divide the number that represents the part by the number that represents the whole.

Question 18

Simplification is achieved by dividing the _____ and denominator of a fraction by the greatest factor (number) common to both.

A) denominator
B) quotient
C) numerator
D) product

Question 19

Simplification is a method used to express a fraction in lower terms while changing the value of the fraction.

Question 20

The numeral below the bar represents the number of equal parts into which the unit is divided and is called the _____.

A) quotient
B) denominator
C) numerator
D) product

Question 21

An example of using a ratio as a comparison is:

A) The cook dropped one of three containers of olives in the storeroom. How many containers does the restaurant own now?
B) Last week, a restaurant sold three times as many steaks as pork chops. How many steaks were sold last week?
C) Last year, the bar sold $4,300 in alcoholic beverages. If they expect to double their revenue, how much will they make this year?
D) Today, two additional cases of cooking grease were bought. How many total cases are in the inventory?

Question 22

To find what percent one number is of another number:

A) multiply the number that represents the whole by the number that represents the part
B) divide the number that represents the part by the number that represents the whole
C) multiply the number that represents the part by the number that represents the whole
D) divide the number that represents the whole by the number that represents the part

Question 23

Write each of the following numbers as decimals. Five hundred thirty-four thousandths

Question 24

Write each of the following numbers as decimals. Fourteen and Fourteen ten-thousandths

Question 25

The numeral below the bar represents the number of equal parts into which the unit is divided and is called the _____ _______________ .

Question 26

Write each of the following numbers as decimals. Four hundred four and four hundred four hundred thousandths

Question 27

A proportion is defined as:

A) the division or separation of a thing into the parts that compose it
B) a relation in size, number, amount, or degree of one thing compared to another
C) the cost of food as it relates to the amount of dollars received in sales
D) an instrument to weigh ingredients used in baking

Question 28

Change the following fractions to decimals. Use a zero when there is no whole number in the answer .

Question 29

The symbol used to separate a whole number and a decimal fraction is a _____.

A) *
B) @
C) %
D) . (decimal point)

Question 30

Change the following fractions to decimals. Use a zero when there is no whole number in the answer . (Round your answer to one decimal place.)

Question 31

Find the sum in each problem. 0.008 + 8.08 + 808.808 + 88 = _______________

Question 32

Find the difference in each problem. 1.7 - 0.5952 = _____ __________

Question 33

A ____________________ indicates one or more equal parts of a unit.

Question 34

When multiplying decimals, the total number of decimal places in the multiplicand and multiplier many times exceeds the number of numerals that appear in the product, so _____ are added to the left of the digits in the product to complete the decimal places needed.

A) blanks
B) decimal points
C) ones
D) ciphers

Question 35

The numeral placed above the division or fraction bar indicates the number of fractional units taken and is called the _____ _______________ .

Question 36

When a number is made up of a whole number and a decimal fraction, it is referred to as a _____.

A) cipher
B) mixed decimal fraction
C) decimal point
D) proper fraction

Question 37

The decimal equivalent of is _____.

A) 3.4
B) 0.75
C) 0.34
D) 75.0

Question 38

Find the sum in each problem. 27 + 4.75 + 301.25 = _____ __________

Question 39

Find the quotient in each problem. Give quotients three decimal places when necessary. 0.615 ÷ 0.5 = _____ __________

Question 40

Change the following fractions to decimals. Use a zero when there is no whole number in the answer .

Question 41

The term ____________________ refers to decimal fractions.

Question 42

____________________ fractions have different denominators.

Question 43

A ____________________ ____________________ is a whole number mixed with a fractional part.

Question 44

_____ _______________ fractions are fractions that have the same denominator.

Question 45

= _____________

Question 46

When a number is made up of a whole number and a decimal fraction, it is referred to as a _____ _______________ _____ _______________ fraction.

Question 47

____________________ is a method used to express a fraction in lower terms without changing the value of the fraction.

Question 48

A ____________________ ____________________ is a fraction whose numerator is smaller than its denominator.

Question 49

A ____________________ is a relation in size, number, amount, or degree of one thing compared to another.

Question 50

A ____________________ between two quantities is the number of times one contains the other.

Question 51

= _____________

Question 52

The ___________________ _ _ ___________________ denominator is the smallest number that is a multiple of both denominators.

Question 53

When the total number of decimal places in the multiplicand and multiplier exceeds the number of numerals that appear in the product, _____ _______________ are added to the left of the digits in the product to complete the decimal places needed.

Question 54

A ____________________ refers to two or more numerals that, when multiplied together, yield a given product.

Question 55

____________________ ____________________ are those fractions that are expressed with denominators of 10 or powers of 10.

Question 56

= _____________

Question 57

Instead of writing a fraction, a point (.) called a ____________________ ____________________ is used to indicate a decimal fraction.

Question 58

= _____________

Question 59

An ____ _ _______________ fraction is a fraction whose numerator is larger than its denominator, and whose value is greater than a whole unit.

Question 60

_____ _______________ means "of each hundred."

Question 61

= _____________