## GCSE - AQA Link Paired Pilot Methods 2 - Higher

### Number topics upto Grade C

 N1 - Understanding Number Operations This topic video isnt set up yet just a place holder at the moment N2 - Arithmetic of real numbers This topic video isnt set up yet just a place holder at the moment. Worked exam questions:-  RawMaths N3 - Numbers and their representations including Powers, roots and indices (integers) This topic video isnt set up yet just a place holder at the moment. As this is specifically tested in M1 and A1 might not be tested on this exam. N4 - Approximate to specific degrees of accuracy This topic video isnt set up yet just a place holder at the moment. Approx to given power of ten or decimal places and significant figures. Worked exam questions:-  RawMaths N5 - Factors, Multiples, HCF, LCM and Products of primes This topic video isnt set up yet just a place holder at the moment. Use the concepts and vocabulary of factor (divisor), multiple, common factor, common multiple, highest common factor, least common multiple, prime number and prime factor decomposition. Worked exam questions:-  RawMaths-1  2 N7 - Percentages This topic video gives a brief over vieew of Proportionality to do with Conversion rates, Ratio and Percentage Increase and Decrease. Understand that "percentage" means "number of parts per 100" and use this to compare proportions. Worked exam questions:-  RawMaths-1  2  3  4 N8 - Ratio and Fractions This video is the first of the worked exam questions but is a nice demonstration of the topic. What ever you do dont try question 3 below unless you like a challenge. Worked exam questions:-  RawMaths-1  2  3 N9 - Using a Calculator effectively and efficiently This topic video goes through the basics of using a calculator but doesnt including trigonometric functions, these are demostrated in the worked exam questions below. Candidates should know not to round off values during the intermediate steps of a calculation. Worked exam questions:-  RawMaths-1  2  3 N11 - Using Venn diagrams to solve problems This video from maths247 demonstrates the basics of Set Theory you only need to watch upto 6 minutes after this it takes about notation which is not needed on this exam. Simple numerical problems where the use of a Venn diagram aids the solution. Set notation will not be assessed in this unit. Worked exam questions:-  RawMaths-1  2  3  4