Practice: Sequence Drills

Complete the next three terms in each sequence.

Part A: Addition & Subtraction

  • 1. 5, 10, 15, ___, ___, ___
  • 2. 3, 6, 9, ___, ___, ___
  • 3. 50, 45, 40, ___, ___, ___
  • 4. 12, 20, 28, ___, ___, ___
  • 5. 100, 98, 96, ___, ___, ___

Part B: Multiplication & Division

  • 1. 2, 4, 8, ___, ___, ___
  • 2. 3, 9, 27, ___, ___, ___
  • 3. 100, 50, 25, ___, ___, ___
  • 4. 5, 25, 125, ___, ___, ___
  • 5. 88, 44, 22, ___, ___, ___

Part C: Mixed & Tricky

  • 1. 1, 4, 9, 16, ___, ___, ___ (Hint: Square numbers)
  • 2. 1, 1, 2, 3, 5, ___, ___, ___ (Hint: Fibonacci)
  • 3. A, C, E, ___, ___, ___
  • 4. Z, Y, X, ___, ___, ___
  • 5. O, T, T, F, F, S, S, ___, ___, ___ (Hint: Think of numbers)