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Barrons Arithmetic Ch 1 Set 2
Numbers, place value, Roman numbers, Weights, Measures
32
Mathematics
Not Applicable
01/29/2011

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Term
numeral
Definition
a symbol used to denote a number
Term
Hindus; Arabs
Definition
The _____ developed our number symbols, but the ____ introduced them to the Europeans.
Term
Hindus developed it, Arabs introduced it to Europeans
Definition
Why is our numbers system known as the Hindu-Arabic system?
Term
decimal system
Definition
a system of counting by 10
Term
People needed more permenant records when they traveled and traded goods
Definition
Why were written numerals developed?
Term
digit
Definition
any one of the Arabic single numerals
Term
tally
Definition
an account kept by notches
Term
ten
Definition
How many digits are in 1,234,567,890?
Term
44
Definition

If X equals 10 of something and I equals one of something, how much is represented with:

XXXXIIII

Term
commas
Definition
Used after each group of three digits starting from the right in a number
Term
9 billion, 8 hundred million, 7 ten million, 6 million, 5 hundred thousand, 4 ten thousand, 3 thousand, 2 hundreds, 1 ten, 0 ones
Definition
Write the place value for 9,876,543,210
Term
One million, three hundred fifty-seven thousand, nine hundred twenty-four
Definition
How do you read 1,357,924?
Term
zero
Definition
number that is a place holder
Term
6,249,710
Definition
Write in numerals: six million, two hundred forty-nine thousand, seven hundred ten
Term
I
Definition
Roman numeral for 1
Term
V
Definition
Romans numeral for 5
Term
X
Definition
Roman numeral for 10
Term
L
Definition
Roman numeral for 50
Term
C
Definition
Roman numeral for 100
Term
D
Definition
Roman numeral for 500
Term
M
Definition
Roman numeral for 1,000
Term
a
Definition
In the Roman system, if a symbol of lesser value follows a Roman numeral of greater value, it is (a. added   b. subtracted).
Term
b
Definition
If a Roman numeral of larger value follows a numeral of lesser value, it is (a. added   b. subtracted)
Term
Base 60 system
Definition
What type of number system did the Babylonians have?
Term
266
Definition
Write into numbers:  CCLXVI
Term
MDCXLIV
Definition
Write into Roman numerals: 1,644
Term
IV
Definition
How do you write 4 in Roman numerals?
Term
IX
Definition
How do you write 9 in Roman numerals?
Term
XL
Definition
How do you write 40 in Roman numerals?
Term
XC
Definition
Write the Roman numerals for 90
Term
place value
Definition
the value of the symbol 1, according to its place in the numeral
Term
base
Definition
the foundation on which the number system rests
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