21 P1.ST.JC.18120602
Level 1
Adam has 5 stickers at first.
Adam gives away 2 stickers.
How many stickers are there left?

  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) At first
    (2) Adam gives away
  4. Number of stickers left =
4 m
W Addition & subtraction Model Part-whole
22 P6.ST.JC.18121301
Level 1
Find the value of 1 unit.
  1. 1 u + 5 = 10
  2. 5 + 1 u = 10
  3. 10 = 1 u - 5
  4. 10 = 5 + 1 u
4 m
W Addition & subtraction Units method Units equations
23 P5.ST.JC.18121054
Level 2
Fill in the blanks in units (Eg 1 u) or unit equations (Eg 1 u + 2).
Adam, Bryan and Chris have some stickers.
Chris has 23 as many as Adam.
Bryan has 10 less than Chris.

Let the number of stickers that Adam has = 3 u
  1. Number of stickers that Chris has = _____
  2. Number of stickers that Bryan has = _____
  3. Total number of stickers = _____
  4. Number of stickers that Adam has more than Bryan = _____
4 m
Fraction to units More than or less than Units method
24 P1.AP.JC.18111511
Level 1
Select the 1 shape at the bottom row to join with the shape at the top and form a rectangle.
Give the answer in number.
(1) Shape A
(2) Shape B
(3) Shape C
1 m
Square Rectangle Triangle Circle
25 P4.WN.NK.22120209
Level 3
Adrian had 3 coins and Alex had 6 coins. Their coins consisted of 20¢ coins and 50¢ coins. When all their 50¢ coins were exchanged for 20¢ coins, they had a total of 15 coins. How many 20¢ coins did they have at first?
4 m
Money Make supposition
26 P6.MS.JC.18031203
Level 1
Find the following values without a calculator.
  1. 75 + 75 = _______
  2. 80 + 3 = _______
  3. 93 + 1 = _______
  4. 56 + 9 = _______
1 m
W Addition & subtraction
27 P1.MS.TL.18081703
Level 1
Find the following values without a calculator.
  1. Number before 10 is _____.
  2. Number after 8 is _____.
  3. Number between 2 and 4 is _____.
1 m
W Addition & subtraction
28 P6.ST.JC.18121302
Level 1
Find the value of 1 unit.
  1. 1 u - 5 = 10
  2. 10 = 1 u - 5
  3. 10 - 1 = 1 u - 5
  4. 10 + 1 = 1 u - 5
4 m
W Addition & subtraction Units method Units equations
29 P2.MS.JC.18072002
Level 1
Find the following values without a calculator.
  1. 7 ones = _____
  2. 8 tens = _____
  3. 6 hundreds = _____
2 m
W Place values W Multiplication & division
30 P3.MS.JC.18082002
Level 1
Find the following values without a calculator.
8310 = (a) _____ thousands + (b) _____ hundreds + (c) _____ tens + (d) _____ ones
1 m
W Place values

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