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Class 1 maths · A.4 · Counting Patterns

Count by 5s

Look at how each number changes. Write the next three numbers and the rule.

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  1. 20, 25, 30, 35, 40, … Write the next three numbers and the rule.

    Answer: Next three: 45, 50, 55; Rule: Start at 20; add 5 each time

  2. 17, 22, 27, 32, 37, … Write the next three numbers and the rule.

    Answer: Next three: 42, 47, 52; Rule: Start at 17; add 5 each time

  3. 4, 9, 14, 19, 24, … Write the next three numbers and the rule.

    Answer: Next three: 29, 34, 39; Rule: Start at 4; add 5 each time

Tip: Look at how each number changes. Write the next three numbers and the rule.

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Common Core: 1.NBT.A.1

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