Grade 1 Subtraction: Missing numbers

Generate a printable Grade 1 subtraction worksheet for this skill. Change the difficulty, layout or problem count below, then print the worksheet or its answer key.

What students practice: Finding the missing number is determining the unknown in a subtraction equation.

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What to practice

GradeDifficulty

OperationSkill

Worksheet options

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Worksheet preview — matches what “Print worksheet” produces.Grade 1 · Subtraction · Missing numbers · Standard

Grade 1 · Subtraction

Missing Numbers

Name: Class: Date:

Set 1 · Grade 1 · Subtraction

Example problems by difficulty

Real samples from this generator. Every worksheet is a fresh random set, so yours will differ.

Easy

___ - 6 = 3
Answer: 9
___ - 0 = 6
Answer: 6

Standard

10 - 8 = ___
Answer: 2
14 - ___ = 13
Answer: 1

Challenge

18 - 16 = ___
Answer: 2
18 - ___ = 16
Answer: 2

Where this skill fits

Previous skill: Subtraction within 20
All grades: Subtraction worksheets, Grades 1–5

Related Common Core standards

1.OA.D.8 — Find the unknown whole number in an addition or subtraction equation.

The task matches what these standards describe at this grade. Common Core–informed practice; not a claim of official alignment.