 # Lengths using Ruler

Videos, examples, and solutions to help Grade 2 students learn how to represent two-digit sums and differences involving length by using the ruler as a number line.

Common Core Standards: 2.MD.6, 2.MD.9, 2.MD.1, 2.MD.5

Related Topics:
Common Core Math Resources, Lesson Plans & Worksheets for all grades
Common Core Math Video Lessons, Math Worksheets and Games for Grade 2
Common Core Math Video Lessons, Math Worksheets and Games for all grades

### New York State Common Core Math Module 7, Grade 2, Lesson 23

Topic F: Displaying Measurement Data

NYS Math Grade 2 Module 7 Lesson 23
Lesson 23 Homework

1. Measure your handspan and record it here:
Then measure the handspans of your family members and write them below.
:
2. Record your data using tally marks on the table provided.
a. What length is the most common?
b. What length is the least common?
:
3. Use your ruler to measure the lines below in inches. Record the data using tally marks on the table provided.
a. How many more lines are equal to 4 inches than shorter than 4 inches?
b. What is the difference between the number of lines that are shorter than 4 inches and those that are longer than 4 inches?

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.  