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Shrinking number patterns

Grade 3 math · Fieldbook Learning

Name ______________________ Date __________

The same number is taken away every time.

  1. 40, 37, 34, 31, … Write the next three numbers and the rule.
  2. 54, 51, 48, 45, … Write the next three numbers and the rule.
  3. 72, 69, 66, 63, … Write the next three numbers and the rule.
  4. 68, 66, 64, 62, … Write the next three numbers and the rule.
  5. 84, 82, 80, 78, … Write the next three numbers and the rule.
  6. 41, 37, 33, 29, … Write the next three numbers and the rule.
  7. 84, 79, 74, 69, … Write the next three numbers and the rule.
  8. 58, 53, 48, 43, … Write the next three numbers and the rule.
  9. 115, 106, 97, 88, … Write the next three numbers and the rule.
  10. 118, 110, 102, 94, … Write the next three numbers and the rule.
  11. 132, 122, 112, 102, … Write the next three numbers and the rule.
  12. 198, 189, 180, 171, … Write the next three numbers and the rule.
  13. 281, 262, 243, … Write the next three numbers and the rule.
  14. 334, 327, 320, … Write the next three numbers and the rule.
  15. 120, 115, 110, … Write the next three numbers and the rule.
  16. 124, 112, 100, … Write the next three numbers and the rule.
  17. 383, 336, 289, … Write the next three numbers and the rule.
  18. 770, 727, 684, … Write the next three numbers and the rule.
  19. 789, 722, 655, … Write the next three numbers and the rule.
  20. 257, 235, 213, … Write the next three numbers and the rule.
More free practice: fieldbooklearning.com/ca/practice/grade-3/shrinking-number-patterns/

Answer key: Shrinking number patterns

  1. 28, 25, 22, Start at 40; subtract 3 each time
  2. 42, 39, 36, Start at 54; subtract 3 each time
  3. 60, 57, 54, Start at 72; subtract 3 each time
  4. 60, 58, 56, Start at 68; subtract 2 each time
  5. 76, 74, 72, Start at 84; subtract 2 each time
  6. 25, 21, 17, Start at 41; subtract 4 each time
  7. 64, 59, 54, Start at 84; subtract 5 each time
  8. 38, 33, 28, Start at 58; subtract 5 each time
  9. 79, 70, 61, Start at 115; subtract 9 each time
  10. 86, 78, 70, Start at 118; subtract 8 each time
  11. 92, 82, 72, Start at 132; subtract 10 each time
  12. 162, 153, 144, Start at 198; subtract 9 each time
  13. 224, 205, 186, Start at 281; subtract 19 each time
  14. 313, 306, 299, Start at 334; subtract 7 each time
  15. 105, 100, 95, Start at 120; subtract 5 each time
  16. 88, 76, 64, Start at 124; subtract 12 each time
  17. 242, 195, 148, Start at 383; subtract 47 each time
  18. 641, 598, 555, Start at 770; subtract 43 each time
  19. 588, 521, 454, Start at 789; subtract 67 each time
  20. 191, 169, 147, Start at 257; subtract 22 each time