Study

1.1 Counting and Sequence

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  • 1, 3, 6, 10, ... . What is the fifth term of the sequence?
    15
  • Write the next term in these linear sequence : 10, 7, 4, ___
    1
  • 24, 12, 6, 3. What is the term-to-term rule of the sequence?
    Half the previous number
  • What is the missing number?
    27
  • How many squares are there on the fourth term?
    13
  • Each number in this sequence is double the previous number. Write the missing numbers.
    3; 96
  • A sequence has the first term 22 and the 'term-to-term rule is 'add 11'. Write the next two terms of the sequence.
    33, 44
  • Write the next two terms in this linear sequence : 80, 65, 50, 35, ...
    20, 5
  • 10, 16, 22. What are the next two numbers in the sequence?
    28, 34