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Comparing Lengths - Worksheet 4 - 1st Grade

Medium

Compare objects by length using longer, shorter, same (Medium)

14 problems · 10-15 minutes · Skills: measurement, comparison

About This Worksheet

This medium-level worksheet contains 14 problems designed for 1st Grade students practicing comparing lengths. Medium worksheets introduce larger numbers and varied question formats to deepen understanding and build fluency.

Comparing lengths develops spatial reasoning and lays the groundwork for standard measurement units and more advanced geometry.

How to Solve: Worked Example

Example Problem: Order shortest to longest: 12, 5, 8
Solution Steps:
  1. Find the smallest: 5.
  2. Find the next: 8.
  3. Find the largest: 12.
  4. Order: 5, 8, 12.
Answer: 5, 8, 12
Tip: When ordering lengths, think about which you could line up from smallest to biggest.
1
Order shortest to longest: 13, 15, 14
2
A = 7 units, B = 14 units. Which is longer?
3
Order shortest to longest: 15, 11, 12
4
Order shortest to longest: 7, 3, 5
5
A = 14 units, B = 5 units. Which is longer?
6
A = 15 units, B = 8 units. Which is longer?
7
A = 12 units, B = 15 units. Which is longer?
8
Order shortest to longest: 18, 18, 11
9
Order shortest to longest: 10, 4, 5
10
Order shortest to longest: 15, 10, 13
11
Order shortest to longest: 15, 17, 18
12
Order shortest to longest: 5, 6, 12
13
Order shortest to longest: 2, 16, 8
14
Order shortest to longest: 3, 7, 4

Answer Key

1. 13, 14, 152. B is longer3. 11, 12, 154. 3, 5, 75. A is longer6. A is longer7. B is longer8. 11, 18, 189. 4, 5, 1010. 10, 13, 1511. 15, 17, 1812. 5, 6, 1213. 2, 8, 1614. 3, 4, 7

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This worksheet contains 14 problems. It typically takes 10-15 minutes to complete. An answer key with all solutions is included.