1. EVERYTHING YOU NEED TO KNOW TO GET A GRADE C NUMBER (FOUNDATION)

2. = = 50% No, Elena failed = = 75% Yes, Clyde passed 70% of 20 questions 10% means ÷10 10% = 2 questions 70% = x7 14 questions 14

3. 1 6. 5 0 8. 5 0+ 00 1.5 1 2 10% of £25 10% means ÷10 10% = £2.50 2 5. 0 0 2. 5 0 - 0 4 1 5.2 2 22.50

4. Martha Cost = £400 Husband Cost = £400 Mary (Daughter) Cost = 75% of £400 ÷ x = £300 Total Cost = 400 + 400 + 300 = £1100 10% online discount= 10% of £1100 10% means ÷10 = £110 Final Total Cost =1100 – 110 = £990

5. 10% of 800 students 10% means ÷10 10% = 80 students 20% of 70 teachers 10% = 7 teachers 20% = x2 14 teachers Left-handed teacher and students =80 + 14 94

6. 10% means ÷10 10% = 33 40% = x4 132 5% = ÷2 16.5 45% = 132 + 16.5 148.5

7. = 25 =

8. LEARN 12.5

9. U T ths 8 is in the tenths column ÷ x 27 x 3 81 10% means ÷10 10% = 27 30% = x3 81 2 7 0 8 1 61 9 1 1 81 189

10. When adding or subtracting fractions you need to find a common denominator 1 4 + 2 3 X 3 X 4 12 + 3 8 = Denominator never changes 11 12 =

11. Test 1 = Test 2 = Test 1

12. % means ‘out of 100’ 7 is in the tenths column = = 1st 2nd3rd

13. Weekly income = 12 x £4 = £48 Savings per week = ÷ x = £16 Weeks to save £80 = = 5 5

14. 25

15. 3 litres 2.5 litres 3000ml 2500ml Bottle A 55% of 3000ml 10% = 300ml 10% means ÷10 50% = x5 1500ml 5% = ÷2 150ml 55% = 1500 + 150= 1650ml Bottle B ÷ x 2 5 0 0 4 0 2 6 1 2 2 5 625 x 3 =1875ml Bottle B

16. Son ÷ x 2 2 0 0 4 0 2 5 2 50 Daughter ÷ x 2 2 0 0 5 0 2 4 2 40 440 x 2 = 880 Tom 2200 – 880 - 550 2200 – 1430 770

17. 5 x 4 20 9 x 9 81 = 9 x 9 + 3 x 3 = 81 + 9 = 90

18. Square numbers 1, 4, 9, 16, 25, 36, 49, 64, 81 etc 64 - 36 28

19. 11 x 11 121 12 x 12 144 means what multiplies by itself three times to make 125 5

20. When you multiply powers with the same base you can just add the powers 6 x 6 x 6 x 6 = 1 When you divide powers with the same base you can just subtract the powers

21. = 95.4 = 95.9 95 2 = 9025 96 2 = 9216 There are no whole numbers between 95.4 and 95.9

22. = 5 = 4 + 3 = 7

23. Square numbers 1, 4, 9, 16, 25, 36, 49, 64, 81 etc 25 16 25 9 362516

24. 2 + 3 + 7 Add parts = 12 2 12 of £7200 = ÷ x £1200 3 12 of £7200 = ÷ x £1800 7 12 of£7200 = ÷ x £4200 1200 18004200

25. 30 pupils = £90 1 pupil = ÷30 £3 25 pupils = x25 £75 75

26. Standard Packet 12 biscuits = £1.09 36 biscuits = £3.27 x3 Large Packet 36 biscuits = £3.17 Large is better

27. C : S 3 : 7 £3600 : x1200 £8400 Money invested =£3600 + £8400 12000

28. 2.36 2.5

29. Five thousand one hundred and sixty seven 7400 17000 1 6 6 8 4 1 1 8 4 - 0 0 5 5 1 15500

30. 10 £4.99 x 2 x 10 = £9.98 x 10 = £99.80 Jill is incorrect

31. All the sides are equal in a square 19.68501969 19.7

32. In the 10 times table 70 Whole number that go into 35 exactly 5 5 x 5 25 75 BODMAS 70 ÷ 35 x 75 2 x 75 150

33. 4 68 12 3 69 In the 6 times table 6, 12 or 18 Whole numbers that go into 18 exactly 3, 6, 9 and 18 Square numbers 1, 4, 9, 16, 25, 36, 49, 64, 81 etc 9 - 4 5

34. In the 7 times table 28 Whole numbers that go into 24 exactly 6 and 8 1, 4, 9, 16, 25, 36, 49, 64, 81 etc 25 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 etc 11

35. In the 4 times tableIn the 5 times table In the 6 times table 8 10 18

36. Whole number that goes into 36 exactly 12 18 Square numbers 1, 4, 9, 16, 25, 36, 49, 64, 81 etc Cube numbers 1, 8, 27, 64, 125 etc 18

37. 1 million = 1000000

38. 10 x 5 50 7 x 5 – 3 x 2 35 – 6 29 9 x 5 – 1 x 2 45 – 2 9 questions correct and 1 question incorrect

39. 10 + - 8 10 - 8 2 -8 + 5 -3 2 + - 3 2 - 3

40. Adults = 2 x £5.25 = £10.50 Children = 4 x £3.40 = £13.60 24.10 4 Adults = 4 x £5= £20 Cost of children = £44 - £20 = £24 8 7 x 5 + 3 x 3 35 + 9 73 Saturday Thursday LEARN 22

41. 120 120 ÷ 10 = 12 12 ÷ 4 = 3 3 x 7 = 21 £50 + £10 + £1 = £61 £58.75 + £11.75 + £1.18= £71.68 5 8. 7 5 1 1. 7 5 1. 1 8 + 8 1 6 1.1 1 7 71.68 Could have also done £20 + £20 + £20 + £1 and got £71.98

42. 3 5 2 + 40 1 7 704 123 4 4 74.8 x 4 = 299.2 299.2 x 100 = 29920 4 x 100 400

43. LEARN Any three numbers that sum to ninety 403020 40 10 36 18

44. 3 6 21 4 2 76 3 8 51 9 6 87