A2 How Numbers Become Algebra

๐Ÿค” Imagine your favourite game suddenly removed all numbers and algebra. Could it still:

๐ŸŽฎ Keep score?
๐Ÿ’ฐ Calculate coins and rewards?
๐ŸŽ๏ธ Measure speed?
๐Ÿ“ˆ Track levels and progress?

Algebra is the hidden maths behind almost every game, app, website and piece of technology you use.

๐Ÿš€ Why Is Algebra Important?

Algebra helps us solve problems when we don’t know all the information yet.

It is used every day by:

๐ŸŽฎ Game Designers
๐ŸŽ๏ธ Formula 1 Engineers
๐Ÿ—๏ธ Architects
๐Ÿค– AI Developers
๐Ÿš€ Space Scientists

Whenever someone needs to find an unknown value, make predictions or spot patterns, they use algebra.

Distance = Speed ร— Time

This is algebra! The letters represent values that can change.

Learning algebra helps you develop problem-solving skills that are useful in maths, science, technology, coding, engineering and everyday life.

๐Ÿงฉ Why Learn About Terms and Expressions?

Algebra is like a language. Terms are the words, expressions are the phrases, and equations are the full sentences.

1

๐Ÿ—ฃ๏ธ Algebra Is a Language

In English, letters make words. In algebra, numbers, letters and symbols make expressions.

3๐“ + 5

This means 3 lots of ๐“, then add 5.

2

๐Ÿ” Terms Are the Parts

A term is one part of an expression, separated by add or subtract signs.

4๐“ + 7 has two terms:
4๐“ and 7
3

๐Ÿ“ฆ Expressions Describe Rules

Expressions can describe patterns, machines and real-life situations.

Cost of ๐“ tickets at ยฃ3 each:
3๐“
4

๐ŸŽฎ Algebra Works Like Game Points

Imagine you earn 10 coins for each level and start with 50 coins.

Total coins = 10L + 50

The letter L stands for the number of levels completed.

5

๐Ÿค– Algebra Helps Computers Follow Instructions

Computers use expressions to calculate scores, prices, speed, distance and movement.

new score = old score + points
๐Ÿค” Is 3๐“ + 5 a calculation, a rule, a sentence, or a secret code?

Course Content

Generalising the Structure of Base Blocks
Base Blocks Review
1 Topic
1 Quiz
Base Blocks
Base Blocks Review
Base ๐‘ฅ – Introduction to Algebra
6 Topics
6 Quizzes
1D, 2D and 3D
1D, 2D and 3D Variables
1D Variables (Lengths)
1D Variables (Lengths)
Terms and Expressions
Terms and Expressions Quiz
Linear Expressions
Linear Expressions Quiz
2D Variables (Algebra Tiles)
2D Variables (Algebra Tiles) Quiz
3D Variables (Algebra Blocks)
3D Variables (Algebra Blocks) Quiz
Confidence Quiz