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.
These three short online lessons discuss asteroids, comets and meteors.
Part 1: Comparing like and unlike fractions
Part 2: Examples of comparing like and unlike fractions
Part 3: Common mistakes made when comparing fractions
This online resource discusses the distribution of earth's water.
The Earth behaves like a giant bar magnet and as such there is a magnetic field present around it. The Earth’s magnetic field is thought to be caused by flowing liquid metals in the outer core of the planet which causes electric currents and a magnetic field.
This online tutorial will explain the earth's shape and its hemispheres.
The idea of the electric field, how it's useful, and explains how the electric field is defined.
Fraction comparison with lowest common denominators.
This video explains how to order fractions by their size.