16 P6.ST.JC.18121425
Level 3
Fill in the blanks.
The ratio of adults to children is 1 : 2.
The ratio of boys to girls is 3 : 5.
Use LCM and find the following.

  1. Number of adults = _____ u
  2. Number of boys = _____ u
  3. Difference in the number of boys and girls = _____ u
  4. Total number of people = _____ u
4 m
Ratio to units Combined repeated identity Units table
17 P6.ST.JC.18121427
Level 3
Fill in the blanks in whole numbers or decimals only.
The ratio of adults to children is 1 : 2.
The ratio of boys to girls is 3 : 5.
The number of women to men is 2 : 3.
Let the number of children be 2 u.

  1. Number of adults = _____ u
  2. Number of boys = _____ u
  3. Number of women = _____ u
  4. Difference between the number of boys and women = _____ u
4 m
F Multiplication Combined repeated identity Decimal units Units table
18 P6.RD.TL.16010153
Level 2
Natalie has 3 times as many buttons as Xuan. Xuan has 23 as many buttons as Fiona. If the three of them have a total of 110 buttons, how many buttons does Natalie have?
2 m
Fraction to units Times as many Repeated identity Units table
19 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
20 P6.RA.JC.16010101
Level 2
The ratio of Henry's age to Mark's age is 9 : 5. Last year, their average age was 20. How old will Mark be in 5 years' time?
2 m
Ratio to units Average Units table

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