How to write Expressions
The letters and numbers in an expression are known as terms (see above for the definitions) for example, 5a + 6, "5a" and "6" are terms. An expression is a collection of terms, for example 2a+3a or 4g-2g+g.
Example 1
Have a go at the questions on the right on simplifying algebraic expressions. Make sure to read the questions carefully!
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Example 2Revise using the EdPuzzle activity below based on algebraic expressions.
The video will pause when a question is asked allowing you to answer the question. If you're unsure about any of the questions or answers, please speak to your maths teacher.
Example 3Pens at a stationery company are packaged in 6s and rulers are packaged in boxes of 10.
A teacher orders a pack of pens and a pack of rulers. Write an expression for the total number of pens and rulers ordered. How to Solve:
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