Page 3 - LN 2.1

Worked example 2.1

Tyler thinks of a number, x.
Write an expression for the number Tyler gets when he

a) doubles the number and subtracts 3

b) divides the number by 3 and adds 2
c) adds 2 to the number, then multiplies by 4.

Summary checklist
 I can use letters to represent unknown numbers.
 I can use the correct order of operations in algebraic expressions.
 I can use words or letters to represent situations

SIS/ CAMBRIDGE / LESSON NOTES/2025-26
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