AC Lim's answer to Felice's Primary 5 Maths Fractions Singapore question.
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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.
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.
Date Posted:
4 years ago
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