Grade 2/Skip Counting
Skip Counting by 15s (184)
Practice counting by 15s with number charts
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⭐ Easy5
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📊 Medium5
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🔥 Hard5
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1 | ID: 192 | 1 Qs | |
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Teacher Resources
Teaching Notes
Skip counting by 15s helps students develop number sense, understand multiplication as repeated addition, and identify number patterns. Encourage students to look for patterns in the ones and tens places. Connecting to skip counting by 5s and 10s can be helpful.
Vocabulary
Skip counting: Counting numbers by skipping others.
Multiples: Numbers made by multiplying.
Common Mistakes
- Miscalculating sums (e.g., 30 + 15 = 40 instead of 45)
- Losing track of the count after several steps
- Confusing with skip counting by 5s or 10s (e.g., adding 10 instead of 15)
Differentiation
SupportProvide a multiplication chart or a calculator for assistance. Encourage breaking down 15 into 10 + 5. Use physical manipulatives to build groups of 15.
ChallengeChallenge students to find the 10th, 12th, or 20th multiple of 15 without counting sequentially. Ask them to identify other patterns or create word problems involving groups of 15.
Discussion Questions
- What patterns do you notice when you skip count by 15s?
- How is skip counting by 15s related to multiplication by 15?
- Can you think of a real-life situation where you might need to skip count by 15s?
Extension Activities
- Count by 15s to 150.
- Use a calculator for 15s.
- Find 15s in a multiplication chart.
Parent Tip
Count money in $15 increments.
Learning Path
Skill Cluster
Number Sense & Multiplication
Estimated Time
15 minutes
Skills Practiced
skip counting by 15multiplication facts
Prerequisites
- Skip counting by 5s and 10s
- Basic addition of two-digit numbers
- Understanding of number patterns
Next Steps
- Multiplication facts for 15s
- Solving word problems involving multiples of 15
- Identifying multiples and factors