Approximations
Outcomes
In this lesson you will learn about:
- Rounding off numbers.
- Estimating answers to calculations.
Outcomes
In this lesson you will learn about:
This YouTube video explores the concepts of approximations and estimations.
Video 1: How to calculate the area and circumference of circles and semi-circles
Video 2: Examples pertaining to calculating the area and circumference of circles and semi-circles
Video 3: Common mistakes made when calculating the area and circumference of circles and semi-circles
Note: After watching each video, click on the 'back button' to return to the VLE
Part 1: Comparing like and unlike fractions
Part 2: Examples of comparing like and unlike fractions
Part 3: Common mistakes made when comparing fractions
Outcomes:
Fraction comparison with lowest common denominators.
This video explains how to order fractions by their size.
YouTube video that explains how to use prime factorization to find the highest common factor and lowest common multiple. It is very simple using the method described in the video.
This online activity is a math game on rounding numbers.
This is an online activity that provides you with various exercises on rounding whole numbers.