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primary 5 | Maths | Fractions
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Felice
Felice

primary 5 chevron_right Maths chevron_right Fractions chevron_right Singapore

Pls help. Thanks.

Date Posted: 4 years ago
Views: 308
AC Lim
AC Lim
4 years ago
Money she left (after spent on oven and v. cleaner) = 5/6 (or 5u)

5/6 = 1/3 of all money (money at 1st)
5/6 = 5/15
Therefore, money she have at 1st = 15u
She left 5u
Oven and v. cleaner = 10u
450 + 1u = 10u
9u = 450
1u= 50
At 1st = 15u
= 15 x 50
=$ 750.

Hope this helps.
AC Lim
AC Lim
4 years ago
Can use branching or model method too

See 1 Answer

Money she left (after spent on oven and v. cleaner) = 5/6 (or 5u)

5/6 = 1/3 of all money (money at 1st)
5/6 = 5/15
Therefore, money she have at 1st = 15u
She left 5u
Oven and v. cleaner = 10u
450 + 1u = 10u
9u = 450
1u= 50
At 1st = 15u
= 15 x 50
=$ 750.

Hope this helps.
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AC Lim
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