Level 4/5 Booster Lesson 7B Sequences

position term sequence term-to-term rule Objectives: Generate and describe sequences. Vocabulary: position term sequence term-to-term rule

Find the next two terms for each of the sequences below. 12, 14, 16, 18, 20, …… 2, 4, 6, 8, 10, …… 15, 20, 25, 30, 35, …… 19, 24, 29, 34, 39, …… 41, 39, 37, 35, 33, …… 21, 24, 27, 30, 33, …… -2, 0, 2, 4, 6, …… 21, 16, 11, 6, 1, …… 15, 10, 5, 0, -5, …… 1, 2, 4, 8, 16, …… Explain for each question how you found the missing numbers. W/S 7.1B

Answers: 12, 14, 16, 18, 20, …… 2, 4, 6, 8, 10, …… 15, 20, 25, 30, 35, …… 19, 24, 29, 34, 39, …… 41, 39, 37, 35, 33, …… 21, 24, 27, 30, 33, …… -2, 0, 2, 4, 6, …… 21, 16, 11, 6, 1, …… 15, 10, 5, 0, -5, …… 1, 2, 4, 8, 16, …… 22, 24 the numbers go up in two’s 12, 14 the numbers go up in two’s 40, 45 the numbers go up in five’s 44, 49 the numbers go up in five’s 31, 29 the numbers go down in two’s 36, 39 the numbers go up in three’s 8, 10 the numbers go up in two’s - 4, -9 the numbers go down in five’s - 10, -15 the numbers go down in five’s 32, 64 the numbers are doubling each time

The grey squares are square numbers – 1, 4, 9,….. There are always 4 white tiles Grey 4² and white 4. There will be 16 grey and 4 white tiles

M7[1]3B The grey squares go up in 1’s – 1, 2, 3….. The white squares go up in 2’s – 4, 6, 8,…. There will be 4 grey and 10 white.

position term sequence term-to-term rule Objectives: Generate and describe sequences. Vocabulary: position term sequence term-to-term rule

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