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Pick a Number to 120 is a free printable Grade 1 math worksheet on writing a number that fits between two numbers, past 100, aligned to Common Core standard 1.NBT.B.3. It prints 10 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.

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All 25 sets ask different questions.

Pick a Number to 120

1.NBT.B.3

NameDate

Write a number that fits.

1.Write a number greater than 50 and less than 62.
2.Write a number greater than 92 and less than 99.
3.Write a number greater than 18 and less than 23.
4.Write a number greater than 38 and less than 46.
5.Write a number greater than 93 and less than 102.
6.Write a number greater than 67 and less than 70.
7.Write a number greater than 43 and less than 57.
8.Write a number greater than 40 and less than 46.
9.Write a number greater than 95 and less than 106.
10.Write a number greater than 24 and less than 32.

LessonPrint · 1.NBT.B.3 · Set 1 · free to copy for classroom use

Answer key — Pick a Number to 120

Set 1. Prints on its own sheet.

  1. 1.any whole number from 51 to 61
  2. 2.any whole number from 93 to 98
  3. 3.19, 20, 21 or 22
  4. 4.any whole number from 39 to 45
  5. 5.any whole number from 94 to 101
  6. 6.68 or 69
  7. 7.any whole number from 44 to 56
  8. 8.41, 42, 43, 44 or 45
  9. 9.any whole number from 96 to 105
  10. 10.any whole number from 25 to 31

Questions about Pick a Number to 120

What does the Pick a Number to 120 worksheet cover?

It practices writing a number that fits between two numbers, past 100 — 10 questions for Grade 1, all on Common Core 1.NBT.B.3: Compare two-digit numbers using the greater than and less than symbols. The instruction to students is “Write a number that fits”, and the answer key follows on the next sheet.

Which Common Core standard does Pick a Number to 120 practice?

CCSS.MATH.CONTENT.1.NBT.B.3 — 1.NBT.B.3, under Number & Operations in Base Ten for Grade 1. The published standard reads: “Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

Pick a Number to 120 is written for Grade 1, typically ages 6-7. It is one of the sheets on 1.NBT.B.3, so it suits any student working at that standard — including older students revisiting it and younger ones working ahead.

Does Pick a Number to 120 come with an answer key?

Yes. All 10 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 Pick a Number to 120 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 Pick a Number to 120 free to print and photocopy?

Yes. Pick a Number to 120, 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.B.3

Compare two-digit numbers using the greater than and less than symbols.

All Grade 1 worksheets

Last reviewed 2026-09-05. Aligned to 1.NBT.B.3 of the Common Core State Standards for Mathematics.