Grade 4 · Geometry & measurement

Line plots practice

Line plots is a grade 4 math skill aligned to Common Core standard 4.MD.B.4: make a line plot to display a data set of measurements in fractions of a unit, and solve problems involving the data. Below are 8 practice questions with answers and step-by-step explanations, drawn from the 15 line plots problems our math games drill.

CCSS 4.MD.B.415 questions in the bank
Sample questions

Try 8 for free

Question 1easy

A line plot shows value 2: 3 X's, value 3: 1 X's, value 4: 2 X's. How many data points in all?

Add the X counts: 3+1+2=63 + 1 + 2 = 6.

Question 2easy

A line plot shows value 2: 3 X's, value 3: 1 X's, value 4: 2 X's. Which value occurs most often?

The value with the most X's is 22 (it has 33).

Question 3easy

A line plot shows value 1: 2 X's, value 2: 4 X's, value 3: 1 X's. How many data points in all?

Add the X counts: 2+4+1=72 + 4 + 1 = 7.

Question 4easy

A line plot shows value 1: 2 X's, value 2: 4 X's, value 3: 1 X's. Which value occurs most often?

The value with the most X's is 22 (it has 44).

Question 5easy

A line plot shows value 5: 1 X's, value 6: 3 X's, value 7: 2 X's. How many data points in all?

Add the X counts: 1+3+2=61 + 3 + 2 = 6.

Question 6easy

A line plot shows value 5: 1 X's, value 6: 3 X's, value 7: 2 X's. Which value occurs most often?

The value with the most X's is 66 (it has 33).

Question 7easy

A line plot of pencil lengths (in inches) shows two pencils at 14\tfrac{1}{4}, three at 24\tfrac{2}{4}, and one at 34\tfrac{3}{4}. How many pencils were measured?

Add the marks: 2+3+1=62 + 3 + 1 = 6.

Question 8easy

A line plot shows value 2: 4 X's, value 3: 2 X's, value 4: 3 X's. How many X's are at value 2 and value 4 combined?

Add the X's at those two values: 4+3=74 + 3 = 7.

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