Question
P2.ST.JC.18120706-A1
Adam needs 100 marbles.
He has 20 marbles.
How many more does he need?

  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) Has
    (2) Needs
  4. Number of more marbles that Adam needs = _____
4 m
(a)
∑

Click ∑ button first when a symbol is required. X

(b)
∑

Click ∑ button first when a symbol is required. X

(c)
∑

Click ∑ button first when a symbol is required. X

(d)
∑

Click ∑ button first when a symbol is required. X

Symbols

Enter the numerator and denominator


Enter value


2
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STUDENT

Primary 2 STRATEGIES P2.ST.JC.18120706

08 May 2024, 10:42 PM

Adam needs 100 marbles.
He has 20 marbles.
How many more does he need?

  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) Has
    (2) Needs
  4. Number of more marbles that Adam needs = _____
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