Skip to content
Skip to main content

About this free course

Download this course

Share this free course

Everyday maths 2
Everyday maths 2

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

2.3 Rounding to a degree of accuracy

Watch the short video below to see an example of how to round to one, two and three decimal places.

Download this video clip.Video player: bltl_1_2_3_rounding.mp4
Copy this transcript to the clipboard
Print this transcript
Show transcript|Hide transcript
 
Interactive feature not available in single page view (see it in standard view).

Remember this rounding rhyme to help you:

Described image
Figure _unit2.2.2 Figure 3 A rounding rhyme

Activity _unit2.2.3 Activity 5: Rounding skills

Practise your rounding skills by completing the below.

  1. What is 24.638 rounded to one decimal place?

  2. What is 13.4752 rounded to two decimal places?

  3. What is 203.5832 rounded to two decimal places?

  4. What is 345.6795 rounded to three decimal places?

Answer

  1. 24.6

  2. 13.48

  3. 203.58

  4. 345.680

Summary

In this section you have learned:

  • how to decide whether an answer to a division calculation needs to be to rounded up or down, depending on the context of the question

  • how and when to use rounding to approximate an answer to a calculation

  • how to round an answer to a given degree of accuracy – e.g. rounding to two decimal places.