Iknowit Logo
Grade Tag

Subtract 10 From Any Number

great job
scratch pad
submit button
Time
Progress
Score
0
toggle button
Times up!
Times up! You may finish answering the current question and then proceed to your score!
hint label
Sorry, you have used all of your available hints for this lesson.
Sketch Pad
Alert
Practice Limit Reached

You've reached your daily practice limit of 12 questions.

When you sign up for a free account and login, you can play all you'd like.

(Must be 18 years old to sign up.)

Award Information
Awarded to
hint label
Question Hint
Student Log In
Choose Family Member
Browse Math lessons in each grade level
Kindergarten Math Online Math Lessons
Grade 1 Math Online Math Lessons
Grade 2 Math Online Math Lessons
Grade 3 Math Online Math Lessons
Grade 4 Math Online Math Lessons
Grade 5 Math Online Math Lessons
iKnowIt.com Home Page
About iKnowIt.com
iKnowIt.com Free Trial
Login to iKnowIt.com
1st Grade IKI SEO Img Placeholder 980x640 Game GameFirst Grade IKI SEO Img Placeholder 980x640 Game Game

Building Number Sense by Subtracting 10 in 1st Grade Math

Subtracting 10 from any number is an essential mental math strategy that helps first grade students develop strong number sense and place value understanding. This interactive lesson offers guided skill practice as learners subtract 10 from a variety of two-digit numbers, using patterns and visual supports to build fluency. Presented in an engaging educational game format, the activity promotes confidence and accuracy with subtraction, making it a valuable online learning tool that aligns with core elementary teaching standards.

1st Grade IKI SEO Img Placeholder 980x640 Game LessonFirst Grade IKI SEO Img Placeholder 980x640 Game Lesson

Everyday Uses for Subtracting in Tens

Understanding how to subtract 10 from any number helps young learners in everyday situations like making change, measuring, and estimating. This lesson helps 1st graders apply subtraction strategies to real-life scenarios by reinforcing the logic of tens-based thinking. Whether used during homework or classwork, this practice activity helps students internalize number patterns that improve their overall math problem-solving skills. Parents and teachers can reinforce this concept with hands-on resources like number lines, base-ten blocks, or quick-draw exercises.

Interactive Online Practice That Reinforces Math Skills

This digital subtraction lesson gives students immediate feedback and step-by-step support as they build fluency in subtracting 10. The interactive lesson format allows for independent or guided practice, making it ideal for math centers, small group instruction, or online learning at home. With its educational game design and skill-focused content, the lesson keeps first grade students motivated while strengthening foundational subtraction strategies. For elementary educators and families, this resource offers an effective and engaging way to enhance early math instruction.

1st Grade IKI SEO Img Placeholder 980x640 Game ActivityFirst Grade IKI SEO Img Placeholder 980x640 Game Activity

Level

This interactive math lesson is categorized as Level A. It may be best suited for 1st grade students.

Common Core Standard

1.NBT.5, MA.1.NSO.2.3, 1.5C
Number And Operations In Base Ten

Use Place Value Understanding And Properties Of Operations To Add And Subtract.
Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

You might also be interested in...

Subtraction Facts Drill Within 20 (Level A)
Build subtraction fluency. Solve basic facts as quickly as possible to improve speed and accuracy. Includes a child-friendly design, scoring, and timer.

Equal and Not Equal (Subtraction within 10) (Level A)
I Know It is an elementary math practice website. Try out this first grade level math lesson for equal and not equal (subtraction within 10) practice with your class today!



iKnowIt.com Home Page
About iKnowIt.com
iKnowIt.com Free Trial
Login to iKnowIt.com