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Hundredths
If a sheet of paper is divided into 100 equal parts, then each part will represent 1 of the
sheet which is called one-hundredth. 100
In decimal form, 1 is written as 0.01 and read as zero point zero one.
100
Some more examples of hundredths are:
5
(a) (five-hundredths) = 0.05 (zero point zero five)
100
(b) 47 (forty-seven hundredths) = 0.47 (zero point four seven)
100
84
(c) (eighty-four hundredths) = 0.84 (zero point eight four) 1
100 One-hundredth = = 0.01
100
Thousandths
1 One-thousandth = 1 = 0.001
If we divide (one-hundredth) part of the above grid into 1000
100
10 equal divisions, then each division represents 1 , and it is
1000
called one-thousandth.
1
In decimal form, 1000 is written as 0.001 and read as zero point
zero zero one.
Some other examples of thousandths are:
(a) 7 (seven-thousandths) = 0.007 (zero point zero zero seven)
1000 Remember
32 Zero written
(b) (thirty-two thousandths) = 0.032 (zero point zero three two) at the left side
1000 of the decimal
point indicates
(c) 678 (six hundred seventy-eight thousandths) = 0.678 (zero point that there is no
1000
six seven eight) whole number in
the left side.
Conversion of Fractions into Decimals
To convert a decimal fraction into a decimal, write its numerator and put a decimal point
after as many digits as the number of zeros given in the denominator from the right.
If the numerator has short of digits, then write zero to the left of the numerator and then
put the decimal point.
If the decimal fraction is a mixed fraction, convert it into an improper fraction before
converting it to the decimal.
104 Mathematics-5

