New
New
Year 2

Recognise and name the fraction ‘one-third’

I can name the fraction ‘one-third’ in relation to a fraction of an object, shape or set of objects and explain how I know that it is a third.

New
New
Year 2

Recognise and name the fraction ‘one-third’

I can name the fraction ‘one-third’ in relation to a fraction of an object, shape or set of objects and explain how I know that it is a third.

Lesson details

Key learning points

  1. When the whole has been divided into three equal parts, each part is one-third of the whole.
  2. You can find thirds of objects, shapes and sets of objects.

Common misconception

Children can find it difficult to see if the three parts are equal, particularly when they are presented in different orientations rather than horizontal and vertical lines.

Allow children to handle practical objects and cut-outs of shapes that have been divided into thirds so they can rotate them and see them in different orientations.

Keywords

  • Third or one-third - One of three equal parts of a whole. To divide into three equal parts.

Continue to look for opportunities to explore thirds within everyday routines.
Teacher tip

Licence

This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

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6 Questions

Q1.
Match the start and end end of the sentences correctly.
Correct Answer:One-quarter of the whole ,is one of four equal parts in the whole.

is one of four equal parts in the whole.

Correct Answer:One-half of the whole,is one of two equal parts in the whole.

is one of two equal parts in the whole.

Q2.
True or False? One-quarter of the birds are in each nest. The whole group of birds has been divided into 4 equal parts.
An image in a quiz
Correct answer: True
False
Q3.
Which image shows that the cheese has been divided into quarters?
Correct Answer: An image in a quiz
An image in a quiz
An image in a quiz
An image in a quiz
Q4.
Which image shows that the triangle has been divided into quarters?
A
Correct answer: B
C
Q5.
Which shape has not been divided into quarters?
An image in a quiz
A
Correct answer: B
C
Q6.
Which shape has been sorted into the wrong group?
An image in a quiz
A
B
C
Correct answer: D
E

6 Questions

Q1.
When the whole has been divided into 3 equal parts, each part is __________.
one-half
Correct answer: one-third
one-quarter
Q2.
Which of the images have not been split into thirds?
An image in a quiz
A
B
C
Correct answer: D
Q3.
True or false. This shape has been split into thirds.
An image in a quiz
True
Correct answer: False
Q4.
Which shapes have been divided into thirds?
Correct answer: A
Correct answer: B
C
Q5.
__________of the cakes have cherries.
An image in a quiz
one-half
one-quarter
Correct answer: one-third
Q6.
This part is one-third. What could the whole look like?
An image in a quiz
Correct answer: A
B
C