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๐ŸŽ“ Grade 1๐Ÿ“„ Free PDFโœ… Answer Keys๐ŸŽฏ 4 Classroom Sets

Skip Counting byย 10s ยท Free Worksheets (Grade 1)

Practice skip counting by 10s (Grade 1) with free printable PDF worksheets. 4 pre-packaged classroom sets with 100% verified step-by-step answer keys, plus an unlimited live customizer for teachers and homeschoolers.

๐Ÿ“Aligned to Common Core (CCSS.MATH.CONTENT.1.NBT.B.2)ยท5-10 min per sheet
Count:
PanMaths.comSkip Counting by 10s Worksheets โ€ข Set A (Standard)
Name: __________________________
Date: _____________ Period: ____
Score: _____ / 10
1.Count forward by 10s
10
โž”
20
โž”
?
โž”
40
โž”
?
โž”
60
Pencil Workspace / Scratchpad:Rule: +10
2.Count forward by 10s
90
โž”
100
โž”
?
โž”
120
โž”
?
โž”
140
Pencil Workspace / Scratchpad:Rule: +10
3.Count forward by 10s
40
โž”
50
โž”
?
โž”
70
โž”
?
โž”
90
Pencil Workspace / Scratchpad:Rule: +10
4.Count forward by 10s
10
โž”
20
โž”
?
โž”
40
โž”
?
โž”
60
Pencil Workspace / Scratchpad:Rule: +10
5.Count forward by 10s
80
โž”
90
โž”
?
โž”
110
โž”
?
โž”
130
Pencil Workspace / Scratchpad:Rule: +10
6.Count forward by 10s
60
โž”
70
โž”
?
โž”
90
โž”
?
โž”
110
Pencil Workspace / Scratchpad:Rule: +10
7.Count forward by 10s
50
โž”
60
โž”
?
โž”
80
โž”
?
โž”
100
Pencil Workspace / Scratchpad:Rule: +10
8.Count forward by 10s
20
โž”
30
โž”
?
โž”
50
โž”
?
โž”
70
Pencil Workspace / Scratchpad:Rule: +10
9.Count forward by 10s
20
โž”
30
โž”
?
โž”
50
โž”
?
โž”
70
Pencil Workspace / Scratchpad:Rule: +10
10.Count forward by 10s
60
โž”
70
โž”
?
โž”
90
โž”
?
โž”
110
Pencil Workspace / Scratchpad:Rule: +10
PanMaths.com โ€ข Free Printable Math WorksheetsPage 1 of 2
PanMaths.comAnswer Key & Worked Solutions โ€ข Set A (Standard)
Answer Key
Total Problems: 10
1.Count forward by 10s
10
โž”
20
โž”
30
โž”
40
โž”
50
โž”
60
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
2.Count forward by 10s
90
โž”
100
โž”
110
โž”
120
โž”
130
โž”
140
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
3.Count forward by 10s
40
โž”
50
โž”
60
โž”
70
โž”
80
โž”
90
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
4.Count forward by 10s
10
โž”
20
โž”
30
โž”
40
โž”
50
โž”
60
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
5.Count forward by 10s
80
โž”
90
โž”
100
โž”
110
โž”
120
โž”
130
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
6.Count forward by 10s
60
โž”
70
โž”
80
โž”
90
โž”
100
โž”
110
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
7.Count forward by 10s
50
โž”
60
โž”
70
โž”
80
โž”
90
โž”
100
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
8.Count forward by 10s
20
โž”
30
โž”
40
โž”
50
โž”
60
โž”
70
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
9.Count forward by 10s
20
โž”
30
โž”
40
โž”
50
โž”
60
โž”
70
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
10.Count forward by 10s
60
โž”
70
โž”
80
โž”
90
โž”
100
โž”
110
Rule: Add 10 to each term (+10)
1. Pattern rule: Add 10 each step (+10).
PanMaths.com โ€ข Answer Key & SolutionsPage 2 of 2
โœจ
Need a Multi-Topic Review Test or Custom Problem Mix?Combine Skip Counting by 10s Worksheets with other math skills into a custom 15-to-25 question test with 1-click dual-set anti-cheat PDFs & answer keys.
Build Custom Worksheet โž”

Worksheet Info

Categorygrade-1
Grade LevelGrade 1
DifficultyEasy, Medium, Hard, Sprint
Time5-10 min
CCSS CodeCCSS.MATH.CONTENT.1.NBT.B.2

Skills Practiced

  • โœ“ Skip Counting by 10s

Key Strategies

  • ๐Ÿ”Ÿ Count the Tens Rods: Think of base-10 rods: 1 ten is 10, 2 tens are 20, 3 tens are 30, 4 tens are 40.
  • โฌ†๏ธ Watch the Tens Digit Increase: Only the tens digit changes! It increases by 1 each step (1โž”2โž”3โž”4) while the ones digit remains 0.
  • ๐Ÿช™ Count Dimes: A dime is 10 cents. Counting dimes is identical to skip counting by 10s: 10ยข, 20ยข, 30ยข, 40ยข...

Related Worksheets

๐Ÿ“œ Standard: CCSS.MATH.CONTENT.1.NBT.B.2๐Ÿ”— CCSS.MATH.CONTENT.1.NBT.A.1๐Ÿ”— CCSS.MATH.CONTENT.2.NBT.A.2

Mastering Skip Counting by 10s: Core Concepts & Mental Models

Counting by 10s is the core engine of our Base-10 place-value system. When children count 10, 20, 30, 40... they are counting groups of ten rods (1 ten, 2 tens, 3 tens, 4 tens) with zero extra ones.

Worked Example & SolutionTeacher Step-by-Step Method
๐Ÿ“ Problem: Complete the sequence: 30, 40, ___, 60, ___, 80
Worked Solution: 1. Step size is +10 (40 โˆ’ 30 = 10). 2. First blank: 40 + 10 = 50. 3. Check: 50 + 10 = 60. 4. Second blank: 60 + 10 = 70. Complete: 30, 40, 50, 60, 70, 80.

๐Ÿ’ก Essential Strategies for Skip Counting by 10s

๐Ÿ”Ÿ Count the Tens Rods

Think of base-10 rods: 1 ten is 10, 2 tens are 20, 3 tens are 30, 4 tens are 40.

โฌ†๏ธ Watch the Tens Digit Increase

Only the tens digit changes! It increases by 1 each step (1โž”2โž”3โž”4) while the ones digit remains 0.

๐Ÿช™ Count Dimes

A dime is 10 cents. Counting dimes is identical to skip counting by 10s: 10ยข, 20ยข, 30ยข, 40ยข...

โš ๏ธ Common Mistakes & Teacher Fixes

โš ๏ธSkipping from 90 directly to 200

Why students stumble: Transitioning past 100 can confuse young students who don't yet understand three-digit place value.

Teacher Fix: Explain that 10 tens make 100! So after 90 comes 100, then 110, then 120.
Example: 90 + 10 = 100, not 200.

๐Ÿ“– Key Mathematical Vocabulary

Decade Number

Any two-digit number ending in 0 (10, 20, 30, 40, 50, 60, 70, 80, 90) representing full groups of ten.

Base-Ten System

Our number system based on grouping quantities by tens.

Dime

A coin worth 10 cents.

๐ŸŽฏ 4 Differentiated Classroom Sets Included

Standard 10Version A

Set A: Core 10s Sequences (Up to 60) (10 Problems)

Forward skip counting by 10s starting from basic decade numbers within 60.

Anti-CheatVersion B

Set B: Alternate Sequences (10 Problems)

Identical structure with fresh randomized start numbers to eliminate copying in classrooms.

ChallengingVersion C

Set C: Extended Tracks (Up to 120) (8 Problems)

Crosses into 3-digit numbers (100, 110, 120) and backward count-by-10 tracks.

Speed SprintVersion D

Set D: 3-Minute Speed Drill (15 Problems)

15 rapid sequence tracks for automatic count-by-10 recall.

โ“ Frequently Asked Questions

How do you solve a skip counting by 10s problem step by step?

Here is a worked example: "Complete the sequence: 30, 40, ___, 60, ___, 80". Solution: 1. Step size is +10 (40 โˆ’ 30 = 10). 2. First blank: 40 + 10 = 50. 3. Check: 50 + 10 = 60. 4. Second blank: 60 + 10 = 70. Complete: 30, 40, 50, 60, 70, 80.

What is the core learning objective for skip counting by 10s?

Count by 10s up to 120, recognizing that the tens digit increases by 1 while the ones digit stays constant (decade numbers). This directly aligns with Common Core Standard CCSS.MATH.CONTENT.1.NBT.B.2.

What is the most common mistake students make with skip counting by 10s?

A frequent pitfall is: "Skipping from 90 directly to 200". Why students stumble: Transitioning past 100 can confuse young students who don't yet understand three-digit place value. How to fix it: Explain that 10 tens make 100! So after 90 comes 100, then 110, then 120. (Example: 90 + 10 = 100, not 200.)

What is included in the 4 differentiated worksheet sets?

Set A covers standard core practice (Forward skip counting by 10s starting from basic decade numbers within 60.). Set B is an Anti-Cheat version with alternate numbers to prevent copying. Set C features challenging problems, and Set D is a timed sprint.

Are these skip counting by 10s worksheets free to print with answer keys?

Yes! Every single worksheet on PanMaths is 100% free with no sign-up needed. Each sheet includes a dedicated Answer Key on Page 2 with step-by-step intermediate evaluation lines for 1-minute grading.