Year 1 Mark Scheme Reasoning and Problem Solving Autumn 2017

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Q1

8 (sweets)

1

Q2

15, 18 and 19

1

Mark is for all 3 numbers correct

Q3

Yes with a reason (e.g. they have both made 4, I
can move the counters so that they look the
same)

1

Children need to reason that both of the ten frames
show the number 4, even though they look different.

Some children may think they are different because
they look different.

Q4

0 and 2

1

Q5

Two

1

Must be in words

12

1

Must be in numerals

Q6

Arrow head (quadrilateral) is indicated in the
triangles column

1

Accept any unambiguous indication that the shape
does not belong.

Q7

Less than
More than
Equal to

2

1 mark for 2 correct
2 marks for all 3 correct

Q8

Anna and Jenny are ticked

1

Look for the children who don’t tick Jenny. They may
not realise that this is equal to 14. If they move one
counter from the second ten frame they can see they
have a complete ten frame and four more

Q9

5

1

9

1

Q10

Pyramid circled

1

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Q11

1

Children partition the whole into 2 groups (squares
and circles)

3 + 4 = 7

7 – 3 = 4

7 – 4 = 3

4 + 3 = 7

1

1 mark for all correct.

Allow children to follow through from an incorrect
part-whole in the first part of the question


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