Practice Problems — Set 7
3.OA.D.9 · Identify arithmetic patterns (including patterns in the addition tabl…
Print and write your answers. Use diagrams to show thinking.
Warm-up
1. Continue the pattern: 8, 10, 12, ___, ___ 2. Rule: add 3 each time. Next after 18? ___ 3. Shape pattern: triangle, square, triangle, square, ___
_See printable PDF for diagram._
Written practice
1. Continue the pattern: 7, 9, 11, ___, ___ 2. Rule: add 6 each time. Next after 17? ___ 3. Shape pattern: triangle, square, triangle, square, ___ 4. Input 9 → output 18. Input 12 → output ___ 5. Find the missing term: 12, ___, 18, 21 6. Write the rule in words for today's pattern. ___ 7. Continue the pattern: 10, 12, 14, ___, ___ 8. Rule: add 5 each time. Next after 20? ___
___________________________ ___________________________ ___________________________ ___________________________
More written practice
1. Input 12 → output 24. Input 15 → output ___ 2. Find the missing term: 15, ___, 21, 24 3. Continue the pattern: 13, 15, 17, ___, ___ 4. Rule: add 4 each time. Next after 23? ___ 5. Input 15 → output 30. Input 18 → output ___ 6. Find the missing term: 18, ___, 24, 27
___________________________ ___________________________ ___________________________ ___________________________ ___________________________
Patterns and rules
1. Continue the pattern: 24, 26, 28, ___, ___ 2. Rule: add 3 each time. Next after 34? ___ 3. Shape pattern: triangle, square, triangle, square, ___
_See printable PDF for diagram._
___________________________ ___________________________ ___________________________ ___________________________
Parent tip: Build growing patterns with blocks or drawings