21 P5.ST.JC.18121036
Level 2
Adam pays $20.60 for a marble, a bead and a sticker.
The marble costs $2.30 less than the bead.
The bead costs $1.90 less than the sticker.
What is the cost of 3 stickers more than 2 marbles?
3 m
D 4 operations More than or less than Units method
22 P3.ST.JC.18120822
Level 2
Fill in the blanks with units or unit equations.
70 children are in a school.
There are 30 less girls than boys.

  1. Number of boys = _____
  2. Number of more boys than girls = _____
  3. Total number of children = _____
  4. 1 u = _____
4 m
W Addition & subtraction Model Comparison Units method
23 P6.PC.NK.21060207
Level 3 PSLE
Ronnie had blue pens and red pens for sale. He sold 240 blue pens. 25% of the pens sold were red.
  1. How many blue pens and red pens did Ronnie sell altogether?
  2. He sold 40% of his pens. 70% of the pens left unsold were blue. How many red pens did Ronnie have at first?
4 m
Percent to units Percent of different bases All change Units table
24 P5.RD.JC.17083158
Level 1
Benson sawed off 23 of a stick. What is the ratio of the unsawed portion of the stick to the sawed portion of the stick?
1 m
Fraction of a whole F Addition & subtraction Fraction to units Finding ratio
25 P5.ST.JC.18121037
Level 3
Adam spends $24.70 on a sticker, a marble and a bead.
The marble costs $1.20 more than the bead.
The sticker costs 13 as much as the marble.
What is the cost of 3 stickers, 2 marbles and 4 beads?
4 m
Fraction to units D 4 operations More than or less than Units method

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