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2 Decimals and Fractions A. Conversion between Decimals and Fractions 16.295 is a decimal, which can be read as sixteen point two nine five. Fractions can be classified into following three types: Proper fraction Improper fraction Mixed fraction The numerator is smaller than the denominator. The numerator is greater than or equal to the denominator. An improper fraction which is written as a sum of a natural number and a proper fraction. Read as : three-fifths / three over five Read as : seven quarters / seven over four Read as : six and two-thirds / six and two over three Example 1 Convert 0.45 into a fraction. 45 0.45 100 9 20 = =  Reduce the fraction to its simplest form. numerator 3 5 7 4 integral part 6 2 3 Improper fractions can be converted into mixed fractions and vice versa. e.g. 7 3 1 4 4 = denominator fractional part 16.295 thousandths tenths decimal point hundredths units tens 9 20 SAMPLE © Pearson Education Asia Limited 2020 All rights reserved; no part of this publication may be reproduced, photocopied, recorded or otherwise, without the prior written permission of Pearson.