Count by Fives to 100
1.NBT.A.1
NameDate
Write the missing numbers.
1.3540506570
2.4550556580
3.520253540
4.4550607580
5.4555657080
6.1525304550
7.4550607080
8.5065758085
LessonPrint · 1.NBT.A.1 · Set 1 · free to copy for classroom use
Count by Fives to 100 is a free printable Grade 1 math worksheet on skip counting in fives, aligned to Common Core standard 1.NBT.A.1. 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 1 of 25 · the same problems every time you open this link.
Next setAnswer key — Count by Fives to 100
Set 1. Prints on its own sheet.
- 1.45, 55, 60
- 2.60, 70, 75
- 3.10, 15, 30
- 4.55, 65, 70
- 5.50, 60, 75
- 6.20, 35, 40
- 7.55, 65, 75
- 8.55, 60, 70
Questions about Count by Fives to 100
What does the Count by Fives to 100 worksheet cover?
It practices skip counting in fives — 8 questions for Grade 1, all on Common Core 1.NBT.A.1: Count to 120 from any starting point, and read and write those numbers. The instruction to students is “Write the missing numbers”, and the answer key follows on the next sheet.
Which Common Core standard does Count by Fives to 100 practice?
CCSS.MATH.CONTENT.1.NBT.A.1 — 1.NBT.A.1, under Number & Operations in Base Ten for Grade 1. The published standard reads: “Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral.” The worksheet assesses that standard rather than a paraphrase of it.
What age or grade is this worksheet for?
Count by Fives to 100 is written for Grade 1, typically ages 6-7. It is one of the sheets on 1.NBT.A.1, so it suits any student working at that standard — including older students revisiting it and younger ones working ahead.
Does Count by Fives to 100 come with an answer key?
Yes. All 8 answers are generated from the same problems as the questions, so the key cannot drift out of step with the sheet. It starts on a fresh sheet of paper, after the questions, so it is not handed out with the class by accident.
How many different versions of Count by Fives to 100 can I print?
25 — one per student, and all 25 ask different questions. Set 1 downloads the whole class as a single PDF. Every version is fixed to its own address, so a sheet printed today holds the same problems when you reopen it next week.
Is Count by Fives to 100 free to print and photocopy?
Yes. Count by Fives to 100, its answer key and its 25 versions are free to print and photocopy for your own class, with no account, no email capture and no subscription at the download step. Please do not resell them or republish them as your own.
More practice for 1.NBT.A.1
Count to 120 from any starting point, and read and write those numbers.
Last reviewed 2026-09-05. Aligned to 1.NBT.A.1 of the Common Core State Standards for Mathematics.