Adding whole tens (4 addends)
Browse 0 free printable Adding whole tens (4 addends) worksheets for Fourth Math. These Addition worksheets are designed to give students targeted practice and build confidence in math.
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Whether you're a teacher looking for addition practice problems, a homeschool parent building a Fourth curriculum, or a tutor helping a student catch up, these free printable worksheets are ready to use today.
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Practice Questions
- 30 + 80 + 10 + 20 = ?
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140
- 20 + 40 + 30 + 10 = ?
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100
- 50 + 20 + 10 + 30 = ?
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110
- 40 + 30 + 20 + 10 = ?
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100
- 60 + 20 + 10 + 10 = ?
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100
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Teacher Resources
Teaching Notes
Introduce pairing strategy: add numbers that make friendly sums (like two 50s). Show multiple approaches: left to right, pairing compatible numbers, or making tens. This builds flexibility in mental math strategies.
Vocabulary
Common Mistakes
- Losing track of all four numbers
- Adding only three numbers
- Making calculation errors with larger sums
- Not organizing numbers strategically
- Forgetting to carry over or group tens correctly when adding larger sums.
- Miscounting when skip-counting by tens.
- Treating the '0' in tens as an additional addend instead of recognizing the value of the 'ten' unit.
Differentiation
Discussion Questions
- How is adding multiples of ten similar to adding single-digit numbers?
- What strategy did you use to add the tens quickly?
- If you had 10 tens, how much would that be? How does this relate to place value?
Extension Activities
- Add 5 whole tens.
- Add 3 whole tens.
- Use base-ten blocks.
Parent Tip
Have your child count groups of 10 objects, then combine the groups.
Learning Path
Skill Cluster
Number Sense & Operations
Estimated Time
15 minutes