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🍕 3rd grade math · Fractions & Decimals

Line plots with halves

The line is marked in halves or fourths of an inch. Each X is one thing measured. Count the Xs at a mark, or to the left or right of it.

Worked example

Each X on the line plot is the length of one pencil in inches. How many pencils were measured in all?
11/221/231/24Length in inches
Answer: 7
Each X is one pencil. Count all the Xs: 7. Answer: 7.

For grown-ups: Line plots with halves and quarters (measurement link). Below: three problems to try with the worked answers, and a free printable sheet. Children can practise the same skill as a game, with no sign-up and no ads.

  • CCSS 3.MD.B.4
What this practises, for teachers

Practices line plots with halves and quarters (measurement link) (3.MD.B.4). A printable sheet with its answer key, worked answers on the page, no accounts.

▶ Practise it

For your class

🖨️ Printable sheet and key

On the board with this skill:

More printables, with answer keys, for this grade:

Try three

  1. Each X on the line plot is the length of one feather in inches. How many feathers were measured in all?
    21/231/241/251/26Length in inches
    Show the answer and how
    Answer: 7
    Each X is one feather. Count all the Xs: 7. Answer: 7.
  2. Each X on the line plot is the length of one feather in inches. How many feathers are shorter than 12 inches?
    01/41/23/411/41/23/421/41/23/43Length in inches
    Show the answer and how
    Answer: 1
    Shorter than 1/2 means the Xs to the left of 1/2. Count them: 1. Answer: 1.
  3. Each X on the line plot is the length of one twig in inches. How many twigs are longer than 212 inches?
    21/41/23/431/41/23/441/41/23/45Length in inches
    Show the answer and how
    Answer: 7
    Longer than 2 1/2 means the Xs to the right of 2 1/2. Count them: 7. Answer: 7.

Before and after

Learn first: Compare simple fractions (3rd)

Name: ____________________Date: ____________Score: ____ / 12

Line plots with halves (3rd grade)

  1. Each X on the line plot is the length of one ribbon in inches. How many ribbons are exactly 112 inches long?
    01/211/221/23Length in inches
  2. Each X on the line plot is the length of one crayon in inches. How many crayons are exactly 2 inches long?
    01/211/221/231/24Length in inches
  3. Each X on the line plot is the length of one ribbon in inches. How many ribbons are exactly 112 inches long?
    01/211/221/231/24Length in inches
  4. Each X on the line plot is the length of one strip of paper in inches. How many strips of paper were measured in all?
    11/221/231/241/25Length in inches
  5. Each X on the line plot is the length of one crayon in inches. How many crayons are longer than 112 inches?
    01/211/221/23Length in inches
  6. Each X on the line plot is the length of one twig in inches. How many twigs are shorter than 112 inches?
    01/211/221/231/241/25Length in inches
  7. Each X on the line plot is the length of one ribbon in inches. How many ribbons are longer than 212 inches?
    11/41/23/421/41/23/43Length in inches
  8. Each X on the line plot is the length of one leaf in inches. How many leaves are shorter than 214 inches?
    01/41/23/411/41/23/421/41/23/43Length in inches
  9. These ribbons were measured, in inches: 14, 12, 1, 134, 134, 214, 214, 214, 234, 234. On a line plot, each one gets an X. How many Xs go above 12?
    01/41/23/411/41/23/421/41/23/43Length in inches
  10. Each X on the line plot is the length of one crayon in inches. How many crayons are exactly 134 inches long?
    11/41/23/421/41/23/43Length in inches
  11. Each X on the line plot is the length of one feather in inches. How many feathers are exactly 12 inches long?
    01/41/23/411/41/23/42Length in inches
  12. Each X on the line plot is the length of one strip of paper in inches. How many strips of paper are longer than 112 inches?
    01/41/23/411/41/23/42Length in inches

Answer key

  1. 3
  2. 3
  3. 1
  4. 10
  5. 5
  6. 1
  7. 2
  8. 4
  9. 1
  10. 2
  11. 1
  12. 3

More 3rd grade skills: all 3rd grade math skills, or every grade at math skills.