Adding sweets

Adding sweets

Auto-markingPencil and paperOnline interactive
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Working with Students
Further Resources
This task is about adding three numbers together.
illustration: pink, blue and green sweets
Lucy, Jay, and Petra count all the sweets they have.
Number of Sweets
Lucy 4 pink       2 blue        3 green
Jay 0 pink        8 blue        9 green
Petra 18 pink      11 blue      19 green

Question 2Change answer

a)  i)   Lucy has   sweets.

 

     ii)  Jay has   sweets.

 

     iii) Petra has   sweets.

Question 2Change answer

b)  i)   There are   pink sweets.

 

     ii)  There are   blue sweets.

 

     iii) There are   green sweets.
Task administration: 
This task can be completed with pencil and paper or online (with auto marking displayed to students).
Level:
2
Curriculum info: 
Maths, Number and Algebra, Number Strategies
Keywords: 
addition
Description of task: 
Students perform addition calculations based on information given in a table.
Curriculum Links: 
This resource can help to identify students' ability to use basic facts and knowledge of place value and partitioning whole numbers to solve addition problems.
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Additive thinking, set 5
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
  Y5 (04/1999)
a) i)
ii)
iii)		 9
17
48		 very easy
very easy
easy
b) i)
ii)
iii)		 22
21
31		 very easy
very easy
easy
Diagnostic and formative information: 
  Common error Likely reason
a) i)
    ii)
    iii)
b) ii)
    iii)		 8 or 10
16 or 18
47 or 49

20 or 22
30 or 32

 Computation out by 1.
a) iii) 38 Fails to carry the tens digit in 9 + 8 + 1 = 18, i.e., computes 10 short of true answer.