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Qwizdom year 8 maths - sequences

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An interactive maths lesson designed for use with Qwizdom Interactive Voting Systems

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Qwizdom year 8 maths - sequences

1. 1. YEAR 8 MATHS: SEQUENCES AN INTERACTIVE QWIZDOM LESSON
2. 2. Find the next term 7, 9, 11, 13, 15, . . .
3. 3. What do we add each step? 7, 9, 11, 13, 15, . . .
4. 4. We add 2 each step. How much more do we need to add to make our first term? 7, 9, 11, 13, 15, . . .
5. 5. We add 2 each step. We add 5 more. <ul><li>3n + 10 </li></ul><ul><li>2n + 5 </li></ul><ul><li>5n + 2 </li></ul><ul><li>7n </li></ul>7, 9, 11, 13, 15, . . .
6. 6. Find the next term 5, 9, 13, 17, 21, …
7. 7. What do we add each step? 5, 9, 13, 17, 21, …
8. 8. We add 4 each step. How much more do we need to add to make our first term? 5, 9, 13, 17, 21, …
9. 9. We add 4 each step. We add 1 more. <ul><li>n + 4 </li></ul><ul><li>5n </li></ul><ul><li>4n + n </li></ul><ul><li>4n + 1 </li></ul>5, 9, 13, 17, 21, …
10. 10. Find the next term 11, 17, 23, 29, 35, . . .
11. 11. What do we add each step? 11, 17, 23, 29, 35, . . .
12. 12. We add 6 each step. How much more do we need to add to make our first term? 11, 17, 23, 29, 35, . . .
13. 13. We add 6 each step. We add 5 more. <ul><li>11n </li></ul><ul><li>6n + 5 </li></ul><ul><li>5n + 6 </li></ul><ul><li>5+6 </li></ul>11, 17, 23, 29, 35, . . .
14. 14. Find the next term 1, 12, 23, 34, 45, . . .
15. 15. What do we add each step? 1, 12, 23, 34, 45, . . .
16. 16. We add 11 each step. How much more do we need to add to make our first term? 1, 12, 23, 34, 45, . . .
17. 17. We add 11 each step. We add -10 more. <ul><li>11n + 10 </li></ul><ul><li>11n - 10 </li></ul><ul><li>n </li></ul><ul><li>11 - 10n </li></ul>1, 12, 23, 34, 45, . . .