Years, Decades and Centuries is a free printable Grade 3 to Grade 5 social studies worksheet on measuring historical time, aligned to C3 Framework indicator D2.His.1.3-5. It prints 8 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.

Years, Decades and Centuries

D2.His.1.3-5

NameDate

Fill in each blank with a word from its box.

1.A century is ___ years.

Choose: one hundred · ten · twelve

2.The years 1990 to 1999 make up one ___.

Choose: decade · century · week

3.The Declaration of Independence was signed in the ___, long before you were born.

Choose: past · future · present

4.The times we live in now, with cars and computers, are called ___ times.

Choose: modern · ancient · colonial

5.A decade is ___ years.

Choose: ten · one hundred · one thousand

6.Things that are happening right now are in the ___.

Choose: present · past · future

7.The year 1969 is in the ___ century.

Choose: twentieth · nineteenth · twenty-first

8.The years 1960 to 1979 make up two ___.

Choose: decades · centuries · days

LessonPrint · D2.His.1.3-5 · Set 10 · free to copy for classroom use

Answer key — Years, Decades and Centuries

Set 10. Prints on its own sheet.

1.one hundred
2.decade
3.past
4.modern
5.ten
6.present
7.twentieth
8.decades

Last reviewed 2026-09-05. Aligned to D2.His.1.3-5 of the C3 Framework for Social Studies State Standards.