O-Level Additional Math

[jieheng]

KiausuLormee:

Hi Jieheng


Can help me to solve this question:

Showing your working clearly, Express 0.368 as a fraction in its lowest terms.
Thanks

0.368
=368/1000
=46/125

[KiausuLormee]

Sorry Jieheng , I think i miss out something

…
Express 0.368 as a fraction in its lowest terms.
Thanks

[KiausuLormee]

Sorry Jieheng , I think i miss out something

…
Express 0.368 as a fraction in its lowest terms.
Thanks

[KiausuLormee]

Express :      


••
0.368

[jieheng]

KiausuLormee:

Sorry Jieheng , I think i miss out something

..
Express 0.368 as a fraction in its lowest terms.
Thanks

0.368
=368/1000
=(2^4*23)/(2^3*5^3)
=(2*23)/(5*5*5)
=46/125

the answer already in fraction and in its lowest terms

[KiausuLormee]

Sorry JieHeng this is the exact question that need your help in solving:

Express 0.368 as a fraction in its lowest term.
(6 and 8 is a recurring decimal)

[jieheng]

KiausuLormee:

Sorry JieHeng this is the exact question that need your help in solving:

Express 0.368 as a fraction in its lowest term.
(6 and 8 is a recurring decimal)

Let X = 0.3686868....

1000X = 368.686868....

10X = 3.686868....

1000X -10X = 368.686868.... - 3.686868....

990X = 365
X = 365/990 = 73/198

[KiausuLormee]

Thank you so much in your help Jieheng, really appreciated

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[KiausuLormee]

Hi JieHeng , need your help to solve this P6 question. I’m in a loss of doing?


Tom and Jack had a total of $1440.Tom gave 1/4 of his money to Jack.Jack then gave 1/3 of the total amount of money he had to Tom.In the end,each of them had the same amount of money .How much did each boy have at first?