Question

· Express the following fractions as decimals by converting the denominator to 10,100
1,000 (as the case may be):
(a) 9/5
(b) 16/25
(c) 23/50
(d) 47/200
(e) 86/125​

Answer 1

Answer:

a) 9/5=9X20/5X20

=180/100

=1.8

b) 16/25

=16X4/25X4

=64/100

0.64

c) 23/50

=23X2/50X2

=46/100

=0.46

d) 47/200

= (47/2)/(200/2)

=23.5/100

=0.235

e) 86/125

= (86X20/25)/(125X20/25)

=(1720/25)/(100)

=68.8/100

=0.688