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chapter 1 - decimals - what is .0000046 in words? What about written as a
fraction?
forty six ten millionths cause its seven spaces over
46/10,000,000
That is 7 decimal places next to a whole number (1)
how do you reduce the fraction 7 4/3? A way you can do it is by multiplying
the whole number by the denominator then add the numerator. Take this
number and set it over the original denominator
7 4/3 --> 7x3 + 4 = 25 --> 25/3
chapter 1 - If a decimal is is greater than 1 (say 4.21) you write it as a fraction by
moving the decimal over to make a whole number and put how ever many 0
places in the denominator
421/100 <-- four hundred twenty one hundreths. Hundredths because there
are two zeroes after the decimal point
,must know how to convert fraction to decimals and decimals to fractions
4.0456 --> fraction = 40456/10,000 cause you moved the decimal four places
forty thousand four hundred fifty six ten thousandths
convert 4,312,,000 to a whole numebr
431.2353
convert to a whole number
4.1
irrational numbers
Numbers that cannot be expressed as a ratio of two integers. Their decimal
expansions are nonending and nonrepeating.
(square root) over any non-perfect square number
Convert .265 to a fraction
this would be 265/1000 --> two hundred sixty five one thousandths
, convert 16/36 to a fraction
= .44
what is the percentage of the fraction 17/100?
= .17 x 100 = 17%
what is the fraction of 65.3%?
65.3/100 = .653 --> 653/1000
Chapter 22 - least common denominator
The least common multiple of the denominators of two or more fractions. 1/5,
5/6, and 1/15 --> LCD = 30
5, 10, 15, 20, 25, 30
6, 12,18, 24, 30
15, 30
Recent Exam Actual Complete Real Exam Questions And
Correct Answers (Verified Answers) Already Graded A+
| Guaranteed Success!! Newest Exam | Just Released!!
chapter 1 - decimals - what is .0000046 in words? What about written as a
fraction?
forty six ten millionths cause its seven spaces over
46/10,000,000
That is 7 decimal places next to a whole number (1)
how do you reduce the fraction 7 4/3? A way you can do it is by multiplying
the whole number by the denominator then add the numerator. Take this
number and set it over the original denominator
7 4/3 --> 7x3 + 4 = 25 --> 25/3
chapter 1 - If a decimal is is greater than 1 (say 4.21) you write it as a fraction by
moving the decimal over to make a whole number and put how ever many 0
places in the denominator
421/100 <-- four hundred twenty one hundreths. Hundredths because there
are two zeroes after the decimal point
,must know how to convert fraction to decimals and decimals to fractions
4.0456 --> fraction = 40456/10,000 cause you moved the decimal four places
forty thousand four hundred fifty six ten thousandths
convert 4,312,,000 to a whole numebr
431.2353
convert to a whole number
4.1
irrational numbers
Numbers that cannot be expressed as a ratio of two integers. Their decimal
expansions are nonending and nonrepeating.
(square root) over any non-perfect square number
Convert .265 to a fraction
this would be 265/1000 --> two hundred sixty five one thousandths
, convert 16/36 to a fraction
= .44
what is the percentage of the fraction 17/100?
= .17 x 100 = 17%
what is the fraction of 65.3%?
65.3/100 = .653 --> 653/1000
Chapter 22 - least common denominator
The least common multiple of the denominators of two or more fractions. 1/5,
5/6, and 1/15 --> LCD = 30
5, 10, 15, 20, 25, 30
6, 12,18, 24, 30
15, 30
