Grade 7Mathpractice16 questions

Sequences and the nth term

Grade 7: term-to-term rule, next terms of a sequence, position-to-term rule, nth term of a linear sequence, is a number in the sequence?.

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Free to play. Teams answer on one screen; your phone is the remote. No student devices.

Questions

  1. A sequence starts at 5 and the rule is add 4 each time. What is the 3rd term?

    • 12
    • 13
    • 17
    • 9
    Show answer13

  2. The term-to-term rule of 100, 90, 80, 70, ... is:

    • add 10
    • divide by 10
    • subtract 10
    • subtract 100
    Show answersubtract 10

  3. The rule 'multiply by 2' starting at 3 gives 3, 6, 12, 24, ... (True or false?)

    Show answerTrue

  4. What is the next term in the sequence 2, 5, 8, 11, ...?

    • 13
    • 14
    • 15
    • 16
    Show answer14

  5. What is the next term in the sequence 1, 4, 9, 16, 25, ...?

    • 30
    • 34
    • 36
    • 49
    Show answer36

  6. Find the next term: 48, 24, 12, 6, ... (Answer out loud)

    Show answer3

  7. The nth term of a sequence is 3n + 2. What is the 4th term?

    • 11
    • 12
    • 14
    • 24
    Show answer14

  8. The nth term is 5n − 3. What is the 10th term?

    • 42
    • 47
    • 50
    • 53
    Show answer47

  9. What is the nth term of 4, 8, 12, 16, ...?

    • 4n
    • 4n + 4
    • n + 4
    • n × n
    Show answer4n

  10. What is the nth term of 5, 7, 9, 11, ...?

    • 2n + 3
    • 2n + 5
    • 3n + 2
    • n + 2
    Show answer2n + 3

  11. Write the nth term of the sequence 7, 10, 13, 16, ... (Answer out loud)

    Show answer3n + 4

  12. The nth term of 10, 8, 6, 4, ... is 12 − 2n. (True or false?)

    Show answerTrue

  13. The nth term is 4n + 1. Which of these numbers is in the sequence?

    • 26
    • 29
    • 30
    • 34
    Show answer29

  14. The number 50 is in the sequence with nth term 3n + 1. (True or false?)

    Show answerFalse

  15. Which term number is 31 in the sequence with nth term 2n + 7? (Answer out loud)

    Show answer12th term (n = 12)

  16. The nth term is 6n. Which number is in this sequence?

    • 40
    • 42
    • 46
    • 50
    Show answer42

Play it as a game

Three in a RowAnswer right to place your team sticker on a 3×3 board. Three in a row scores +5 and starts a new round.Line of FourAnswer right to drop a disc in any column. Four of your discs in a line score +5.Team BingoEvery team has a bingo card of answers. Each answer is called after its question. Three in a row: BINGO +5.Memory MatchAnswer right to flip two cards. Find a word and its picture to win the pair (+2), then the class says the word.

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