151 P4.ST.JC.18120907
Level 1
There are 2300 marbles in total.
800 are red marbles.
The rest are blue marbles.
How many more blue marbles than red marbles are there?
2 m
W Addition & subtraction Model Comparison
152 P1.ST.JC.18120607
Level 1
Adam has 3 stickers.
Bryan has 2 more stickers than Adam.
How many stickers does Bryan have?

  1. Which model should we draw?
    (1) Model Part-whole
    (2) Model Comparison
  2. Is the total given?
    (1) Yes
    (2) No
  3. Who gets the shorter bar?
    (1) Adam
    (2) Bryan
  4. Number of stickers that B has =
4 m
W Addition & subtraction Model Comparison
153 P3.ST.JC.18120821
Level 2
Fill in the blanks with units or unit equations.
70 children are in a school.
There are 30 more 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
154 P5.ST.JC.18121035
Level 2
Adam pays $20.60 for a marble, a bead and a sticker.
The bead costs $2.30 more than the marble.
The sticker costs $1.90 more than the bead.
What is the cost of 2 stickers and 3 marbles?
3 m
D 4 operations More than or less than Units method
155 P1.AP.JC.18111506
Level 1
A shape has 4 sides. All its sides are equal.
What is the shape?
(1) Square
(2) Circle
(3) Ttriangle
(4) Rectangle
2 m
Square Rectangle Triangle Circle

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