# Forming and exploring equations

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## Lesson details

### Key learning points

1. In this lesson, we will learn the concept of an equation and use models to form equations.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

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## Worksheet

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## Starter quiz

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### 5 Questions

Q1.
Fill in the blanks: We can factorise a number or expression by writing it as a ____ of two or more _____.
product, multiples
sum, factors
sum, multiples
Q2.
Fill in the blanks: a + 2 + a + 2 = _____ + _____ = 2(_____ + _____ )
Correct answer: 2a, 4, a, 2
2a, 4, a, 4
a, 4, a, 2
a, 4, a, 4
Q3.
Factorise 12x + 3.
12(x + 4)
2(6x + 1.5)
3(x + 1)
Q4.
Factorise 2y − 10.
1(2y - 10)
10(5y - 1)
2(y - 10)
Q5.
Factorise −6p + 15m
-3(2p + 5m)
3(-3p + 5m)
6(-p + 3m)

## Exit quiz

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### 5 Questions

Q1.
Fill in the gaps: An equation is a way to express an ______.
Algebraic quantity
Expression
Q2.
Use the equation r = 2w to find the value of r when w = 3.
r = 2
r = 5
r = 9
Q3.
Use the equation p = 4w to find the value of w when p = 16.
w = 12
w = 64
w = 8
Q4.
Given that r = 2w, fill in the gaps: r + r = ___ + 2w.
2r
4w