decimal fractions

Decimal fractions : Decimal fractions The fractions in which denominators are powers of 10 are called decimal fractions. 1/10,1/100,1/1000 etc are respectively the tenth,the hundredth and the thousandth part of 1. 7/10 is 7 tenths expressed in decimals as 0.7 13/100 is 13 hundredths expressed in decimals as 0.13 9/100 is 9 hundredths expressed in decimals as 0.09 4/1000 is 4 thousandths expressed in decimals as 0.004 And so on.

Conversion of decimal into fraction : Conversion of decimal into fraction For eg: 0.54=54/100 =27/50 For you to solve: 2.005=?

Addition and subtraction of decimal fractions : Addition and subtraction of decimal fractions For eg: 213+2.013+0.213+2.0013=? sol: 213 2.013 0.213 + 2.0013 ------------- 217.2273 -------------

Slide 4 : For eg: Subtract 16.3629 from 21.003 Sol: 21.0030 - 16.3629 ------------- 4.6401 ------------- For you to solve: 1)3.045+3.28+0.039+7.6+0.2+2 2)Sub 8.2967 from 11.