Unit Assessment Revision
Expressions & Formulae
Assessment Standard 1.1
Video 1 - Simplifying surds. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 3 - Multiplying and dividing indices (part 1). Watch both of these videos, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 4 - Multiplying and dividing indices (part 2). Watch both of these videos, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 5 - Calculations using scientific notation. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Assessment Standard 1.2
Video 6 - Multiplying out a single bracket by a letter. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 7 - Multiplying out a simple double bracket. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 8 - Factorising an expression where the common factor is a letter. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 9 - Factorising using the difference of 2 squares method. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 10 - Factorising a basic trinomial. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 11 - Writing a trinomial in 'completed the square' form. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Assessment Standard 1.3
Video 12 - Simplifying an algebraic expression involving brackets. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 13 - Dividing two algebraic fractions. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Assessment Standard 1.4
Video 14 - Calculate the gradient of a straight line. This formula is NOT in the formula sheet. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 15 - Calculate the volume of a sphere. This formula is GIVEN on the formula sheet. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 16 - Rounding to two significant figures. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Video 17 - Calculating the length of an arc. This formula is NOT given in the formula sheet. Watch the video, copy down the worked examples with any notes and attempt ALL QUESTIONS. Once you have answered the questions you should self-correct your work.
Congratulations! You have completed your Unit Assessment revision for National 5 Maths Expressions and Formulae. If you have answered all the questions in the practice videos correctly, you can be confident of acheiving a good pass.
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