How Much Longer? is a free printable Grade 1 math worksheet on finding a difference in length, aligned to Common Core standard 1.MD.A.1. It prints 12 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 25 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.

How Much Longer?

1.MD.A.1

NameDate

Work out each answer.

1.How much longer is 11 cubes than 5 cubes?

2.How much longer is 28 cubes than 20 cubes?

3.How much longer is 29 cubes than 14 cubes?

4.How much longer is 13 cubes than 8 cubes?

5.How much longer is 16 cubes than 5 cubes?

6.How much longer is 22 cubes than 3 cubes?

7.How much longer is 13 cubes than 3 cubes?

8.How much longer is 12 cubes than 11 cubes?

9.How much longer is 13 cubes than 12 cubes?

10.How much longer is 26 cubes than 4 cubes?

11.How much longer is 24 cubes than 13 cubes?

12.How much longer is 9 cubes than 6 cubes?

LessonPrint · 1.MD.A.1 · Set 25 · free to copy for classroom use

Answer key — How Much Longer?

Set 25. Prints on its own sheet.

1.6 cubes
2.8 cubes
3.15 cubes
4.5 cubes
5.11 cubes
6.19 cubes
7.10 cubes
8.1 cube
9.1 cube
10.22 cubes
11.11 cubes
12.3 cubes

Last reviewed 2026-09-05. Aligned to 1.MD.A.1 of the Common Core State Standards for Mathematics.