Using a benchmark to estimate lengths (metric)
Browse 6 Using a benchmark to estimate lengths (metric) worksheets for Grade 2 Math. These Length & Height worksheets are designed to give students targeted practice and build confidence in math.
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Whether you're a teacher looking for length & height practice problems, a homeschool parent building a Grade 2 curriculum, or a tutor helping a student catch up, choose an available worksheet that matches what your student is practising.
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Practice Questions
- The cube 🧊 is 1 cm wide. The eraser 🧼 is about 5 cubes long. How long is the eraser? ? cm
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5 cm
- The bug 🐛 is 2 cubes 🧊 long. How long is the bug? ? cm
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2 cm
- The crayon 🖍️ is 8 cubes 🧊 long. How long is the crayon? ? cm
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8 cm
- The sharpener ✏️ is 3 cubes 🧊 wide. How wide is the sharpener? ? cm
Show answer
3 cm
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Teacher Resources
Teaching Notes
Focus on the concept of a 'unit' of measure.
Vocabulary
Common Mistakes
- Confusing cm with inches if not clearly labeled.
Extension Activities
- Estimate the length of a book cover using a centimeter cube as a benchmark.
- Compare the metric lengths of two different objects by estimating first.
Parent Tip
Use everyday objects (like a pencil or a finger) as benchmarks to estimate the metric length of other items. Then, use a ruler to check.
Learning Path
Skill Level
beginner