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CA.

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Presentation on theme: "CA."— Presentation transcript:

1 CA

2 Adding Zero

3 Adding 1

4 Groups within 5

5 Groups with 5

6 Doubles to 10

7 Addition to 10

8 ___ = 10 ___ = 10 ___ = 10 ___ = 10 Make A 10

9 AC

10 1. 10 – 4 2. 8 – 3 3. 7 – 4 Subtraction to 10

11 Doubles to 20

12 9. 1/2 of 12 10. 1/2 of 8 11. 1/2 of 14 12. 1/2 of 18 Halves to 20

13 ___ = 19 16. ___ = 13 “10 and“ Facts

14 Tens Within 100 17. 70 + ___ = 100 18. 20 + ___ = 100 19. 100 - 90
Tens Within 100

15 EA

16 Addition to 20

17 7. 10 – 6 8. 8 – 6 9. 6 – 4 – 6 Subtraction to 10

18 Adding/ Subtracting 10

19 x 2 17. 7 x 2 18. 2 x 6 19. 2 x 9 2 x Table

20 20. 5 x 2 21. 5 x 7 22. 8 x 5 23. 9 x 5 5 x Table

21 x 6 x 3 x 10 x 10 10 x Table

22 ÷ 2 ÷ 2 ÷ 5 ÷ 5 ÷ 5 ÷ 10 Division 2s, 5s and 10s

23 Multiples of 100 add up to 1000 34.400+__=1000 35.__+700=1000
_=1000 37._ + 900=1000 Multiples of 100 add up to 1000

24 AA

25 4. 14 – 8 5. 16 – 4 Subtraction to 20

26 __ = 20 __ = 20 __ = 20 __ = 20 Addition make 20

27 Subtraction Make 20

28 15. 3 x 8 16. 3 x 4 17. 7 x 3 3x Table

29 18. 4 x 6 19. 4 x 9 20. 7 x 4 4 x Table

30 21. 6 x 6 22. 6 x 4 23. 9 x 6 6 x Table

31 24. 7 x 6 25. 7 x 8 26. 9 x 7 7 x Table

32 27. 8 x 6 28. 9 x 9 8 x and 9 x Table

33 ÷ 3 ÷ 3 ÷ 3 Division 3s

34 ÷ 4 ÷ 4 ÷ 4 Division 4s

35 ÷ 6 36. 42÷ 6 ÷ 6 Division 6s

36 ÷ 7 ÷ 7 ÷ 7 Division 7s

37 ÷ 8 ÷ 9 Division 8 and 9

38 Multiplication with 10s, 100s, 1000s
x 100 x 100 x 1000 x 1000 Multiplication with 10s, 100s, 1000s

39 AM

40 Division Change Unknown
1. 32 ÷ __ = 8 2. 28 ÷ __ = 4 3. 56 ÷ __ = 7 4. 16 ÷ __ = 4 5. 40 ÷ __ = 8 6. 64 ÷ __ = 8 Division Change Unknown

41 Division Start Unknown
7. ___ ÷ 4 = 8 8. ___ ÷ 6 = 7 9. ___ ÷ 8 = 3 10. __ ÷ 7 = 3 11. __ ÷ 9 = 7 Division Start Unknown

42 Fraction to % conversion
12. 3/4  _% 13. 4/5  _% 14. 1/8  _% 15. 1/2  _% 16. 7/10 _% Fraction to % conversion

43 Write the fraction for…
17.25%  ___  ___ 19.60%  ___  ___ 21.100%  __

44 = = = = Squares

45 26. 49 = 27. 81 = 28. 36 = 29. 16 = Square roots

46 List all the factors of…
30. 36 31. 24 List the factors

47 Divisibility rules for 2, 3, 5 & 10
Write a number greater than 500 that is: 32. Divisible by 2? 33. Divisible by 3? 34. Divisible by 5? 35. Divisible by 9? 36. Divisible by 10? Divisibility rules for 2, 3, 5 & 10

48 37. The common multiples of 6 & 4 up to 100 are? Common Multiples

49 AP

50 Multiply decimals by a power of 10
4.5 x 10 26.4 x 10 45.3 x 100 6.245 x 10 Multiply decimals by a power of 10

51 Divide decimals by a power of 10
 10  10  100  100 Divide decimals by a power of 10

52 Fraction to % conversion
 __%  __% _% __% Fraction to % conversion

53 Write the fraction for…
 ___  __ %_  __ 17. 48% __

54 Divisibility rules for 4, 6 & 8
Write a number greater than 500 that is: 18. Divisible by 4? 19. Divisible by 6? 20. Divisible by 8? Divisibility rules for 4, 6 & 8

55 = = = = Powers of Numbers

56 Highest common factor 25. 48 and 64 26. 24 and 48 27. 32 and 48
Write the highest common factor of… and 64 and 48 and 48 Highest common factor

57 Least common multiple of…
Write the lowest common multiple of … 28. 6 and 8 29. 3 and 5 30. 9 and 12 Least common multiple of…


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