Line Plot Problems — Add and Subtract is a free printable Grade 4 math worksheet on adding and subtracting eighths with the data on a line plot, aligned to Common Core standard 4.MD.B.4. It prints 4 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 10 of 25 · the same problems every time you open this link.

One paper per student

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Line Plot Problems — Add and Subtract

4.MD.B.4

NameDate

Use the line plot to answer.

The line plot shows the lengths of some shells, in inches. What is the total length of the shells that measured 1/2 inch?

The line plot shows the lengths of some shells, in inches. What is the total length of the shells that measured 1/4 inch?

The line plot shows the lengths of some shells, in inches. What is the total length of the shells that measured 1/2 inch?

LessonPrint · 4.MD.B.4 · Set 10 · free to copy for classroom use

Answer key — Line Plot Problems — Add and Subtract

Set 10. Prints on its own sheet.

1.3 × 1/2 = 1 1/2 inches
2.4 × 1/2 = 2 inches
3.2 × 1/4 = 1/2 inch
4.3 × 1/2 = 1 1/2 inches

Last reviewed 2026-09-05. Aligned to 4.MD.B.4 of the Common Core State Standards for Mathematics.