41 P6.RD.JO.21042212
Level 2 PSLE
Mary has a number of pens in three colours: yellow, orange and purple. 310 of the pens are yellow. The number of yellow pens is twice the number of orange pens. What fraction of the pens is purple?
2 m
Fraction of a set Fraction to units Times as many Repeated identity Units table
42 P4.ST.JC.18120942
Level 3
Adam has 2 times as many red stickers as blue stickers.
He gives away 30 blue stickers.
Adam has 3 times as many red stickers as blue stickers.
  1. How many more red stickers than blue stickers does Adam have at first?
  2. How many less blue stickers than red stickers does Adam have in the end?
4 m
Times as many Unchanged quantity Model Comparison Units table
43 P4.ST.JC.18120943
Level 3
Adam has 3 times as many red stickers as blue stickers.
He buys another 30 blue stickers.
Adam has equal number of red and blue stickers.
  1. How many more red stickers than blue stickers does Adam have at first?
  2. How many blue stickers and red stickers does Adam have in the end?
4 m
Times as many Equal stage after Unchanged quantity Model Comparison Units table
44 P5.RD.JM.17083157
Level 2
The number of apples is 12 the number of oranges. The number of mangoes is four times that of apples. What is the ratio of the number of oranges to the total number of fruits?
2 m
Fraction to units Finding ratio Times as many Repeated identity Units table
45 P4.ST.JC.18120945
Level 3
Adam has 100 stickers and Bryan has 3 times as many stickers as Adam.
  1. How many stickers must Bryan give to Adam so that they have equal number of stickers?
  2. How many stickers will each boy have in the end?
4 m
Times as many Equal stage after Internal transfer Unchanged total Model Times-as-many Units table
46 P5.RD.JM.17101101
Level 2
The number of apples is 23 the number of kiwis. The number of mangoes is four times that of apples. What is the ratio of the number of kiwis to the total number of fruits?
2 m
Fraction to units Finding ratio Times as many Repeated identity Units table
47 P3.ST.JC.18120868
Level 3
Adam has 90 stickers.
Bryan has 3 times as many stickers as Adam.
Chris has 20 stickers more than Bryan.
How many stickers do they have altogether?
4 m
Model Comparison Model Times-as-many Units method
48 P6.AG.JC.17080416
Level 2
Box X is half as heavy as Box Y. Box Z is 3 times as heavy as Boxes X and Y together. What is the mass of Box Z if Box Y is n kg?
2 m
Algebra in 1 variable Ratio to units Mass Times as many Units method
49 P3.ST.JC.18120869
Level 3
Adam has 90 stickers.
Bryan has 3 times as many stickers as Adam.
Chris has 20 stickers less than Bryan.
How many stickers doe Adam and Chris have altogether?
4 m
Model Comparison Model Times-as-many Units method
50 P4.ST.JC.18120947
Level 3
Adam and Bryan have some stickers.
When Adam gives Bryan some stickers, Bryan's stickers is doubled.
In the end, both have 300 stickers each.
  1. How many stickers does Bryan have at first?
  2. How many stickers does Adam have at first?
4 m
Equal stage after Times as many Internal transfer Model Comparison Units table

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