Pagine50 free, printable grade 1 math worksheets aligned to the Common Core State Standards — 10 standards, 5 sheets each, with answer keys.
🔢 Word Problems Within 20🔢 Turn-Around Facts🔢 Add and Subtract Within 20🔢 Missing Numbers🔢 Counting to 120🔢 Tens and Ones🔢 Compare Two-Digit Numbers🔢 Adding Within 100🔢 10 More, 10 Less🔢 Telling Time
Standard: 1.OA.A.1: Use addition and subtraction within 20 to solve word problems
Use addition and subtraction within 20 to solve word problems · Grade 1
Print →📝Use addition and subtraction within 20 to solve word problems · Grade 1
Print →💬Use addition and subtraction within 20 to solve word problems · Grade 1
Print →🧠Use addition and subtraction within 20 to solve word problems · Grade 1
Print →✅Use addition and subtraction within 20 to solve word problems · Grade 1
Print →Standard: 1.OA.B.3: Apply properties of operations (commutative and associative) as strategies to add
Apply properties of operations (commutative and associative) as strategies to add · Grade 1
Print →📝Apply properties of operations (commutative and associative) as strategies to add · Grade 1
Print →💬Apply properties of operations (commutative and associative) as strategies to add · Grade 1
Print →🧠Apply properties of operations (commutative and associative) as strategies to add · Grade 1
Print →✅Apply properties of operations (commutative and associative) as strategies to add · Grade 1
Print →Standard: 1.OA.C.6: Add and subtract within 20, using strategies such as making ten
Add and subtract within 20, using strategies such as making ten · Grade 1
Print →📝Add and subtract within 20, using strategies such as making ten · Grade 1
Print →💬Add and subtract within 20, using strategies such as making ten · Grade 1
Print →🧠Add and subtract within 20, using strategies such as making ten · Grade 1
Print →✅Add and subtract within 20, using strategies such as making ten · Grade 1
Print →Standard: 1.OA.D.8: Determine the unknown whole number in an addition or subtraction equation
Determine the unknown whole number in an addition or subtraction equation · Grade 1
Print →📝Determine the unknown whole number in an addition or subtraction equation · Grade 1
Print →💬Determine the unknown whole number in an addition or subtraction equation · Grade 1
Print →🧠Determine the unknown whole number in an addition or subtraction equation · Grade 1
Print →✅Determine the unknown whole number in an addition or subtraction equation · Grade 1
Print →Standard: 1.NBT.A.1: Count to 120, starting at any number less than 120
Count to 120, starting at any number less than 120 · Grade 1
Print →📝Count to 120, starting at any number less than 120 · Grade 1
Print →💬Count to 120, starting at any number less than 120 · Grade 1
Print →🧠Count to 120, starting at any number less than 120 · Grade 1
Print →✅Count to 120, starting at any number less than 120 · Grade 1
Print →Standard: 1.NBT.B.2: Understand that the two digits of a two-digit number represent tens and ones
Understand that the two digits of a two-digit number represent tens and ones · Grade 1
Print →📝Understand that the two digits of a two-digit number represent tens and ones · Grade 1
Print →💬Understand that the two digits of a two-digit number represent tens and ones · Grade 1
Print →🧠Understand that the two digits of a two-digit number represent tens and ones · Grade 1
Print →✅Understand that the two digits of a two-digit number represent tens and ones · Grade 1
Print →Standard: 1.NBT.B.3: Compare two two-digit numbers using >, = and <
Compare two two-digit numbers using >, = and < · Grade 1
Print →📝Compare two two-digit numbers using >, = and < · Grade 1
Print →💬Compare two two-digit numbers using >, = and < · Grade 1
Print →🧠Compare two two-digit numbers using >, = and < · Grade 1
Print →✅Compare two two-digit numbers using >, = and < · Grade 1
Print →Standard: 1.NBT.C.4: Add within 100, including a two-digit and a one-digit number, and a two-digit number and a multiple of 10
Add within 100, including a two-digit and a one-digit number, and a two-digit number and a multiple of 10 · Grade 1
Print →📝Add within 100, including a two-digit and a one-digit number, and a two-digit number and a multiple of 10 · Grade 1
Print →💬Add within 100, including a two-digit and a one-digit number, and a two-digit number and a multiple of 10 · Grade 1
Print →🧠Add within 100, including a two-digit and a one-digit number, and a two-digit number and a multiple of 10 · Grade 1
Print →✅Add within 100, including a two-digit and a one-digit number, and a two-digit number and a multiple of 10 · Grade 1
Print →Standard: 1.NBT.C.5: Mentally find 10 more or 10 less than a two-digit number
Mentally find 10 more or 10 less than a two-digit number · Grade 1
Print →📝Mentally find 10 more or 10 less than a two-digit number · Grade 1
Print →💬Mentally find 10 more or 10 less than a two-digit number · Grade 1
Print →🧠Mentally find 10 more or 10 less than a two-digit number · Grade 1
Print →✅Mentally find 10 more or 10 less than a two-digit number · Grade 1
Print →Standard: 1.MD.B.3: Tell and write time in hours and half-hours
Tell and write time in hours and half-hours · Grade 1
Print →📝Tell and write time in hours and half-hours · Grade 1
Print →💬Tell and write time in hours and half-hours · Grade 1
Print →🧠Tell and write time in hours and half-hours · Grade 1
Print →✅Tell and write time in hours and half-hours · Grade 1
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Yes — every worksheet is free to print or save as a PDF with a free Pagine account. Answer keys are included where needed.
Yes. Each sheet lists the Common Core State Standard it practises (for example 1.OA.A.1). Problems are generated for each standard and every answer is computed.
By standard — 10 key Grade 1 standards, each with Practice A, Practice B, Word Problems, Show Your Thinking and a Quick Check.
Yes — 20,000+ free books and audiobooks in the Pagine e-reader and the free Pagine app.