# Subtract 10 From Any Number

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## Interactive Math Lesson - Subtracting 10 from Any Number

In this interactive math practice activity, students will practice basic subtraction skills. Presented with subtraction problems in a variety of formats, your students will become confident and proficient in subtracting ten from any number. This online math game is ideal for second grade students.

Here are some of the types of questions your students may be asked in this subtraction lesson: "281 - 10 =" "595 - 10 =" and "968 tickets were sold for the Rock-and-Roll Show last Friday. 10 seats were empty. How many tickets were used?" Students will fill in the blank with the correct answer.

As your class works through this interactive subtraction game, they may choose to take advantage of the "Hint" option if they need a little extra help solving a problem. Students will be shown a relevant clue, such as subtracting the ones, to help the get started. When students answer a question incorrectly, a detailed explanation page shows them where they went wrong so they can learn from their mistakes.

## Why Choose I Know It?

Our goal in creating iKnowIt.com is to provide a platform for students to practice elementary math skills in an engaging, interactive capacity that is both challenging and fun. Our website is completely designed with kids in mind! We think your students will enjoy the child-friendly user interface, easy-to-navigate website layout, bright and colorful graphics, and interactive features, including animated characters and emojis. Educators, too, will appreciate I Know It for its wide variety of math topics covered and the quality of the educational content.

All math lessons on "I Know It," including this second grade subtraction lesson, offer several features that help students make the most out of their math practice time. For example, a progress-tracker in the upper-right corner of the practice screen shows students how many questions they have answered so far in the lesson. The score-tracker beneath that shows them how many questions they have answered correctly. Plus, the read-aloud feature indicated by the speaker icon in the upper-left corner of the screen is a perfect option for ESL/ELL students, and students who prefer auditory learning.

We hope you and your students try out this interactive math activity all about subtracting ten from any number! Be sure to check out our many other math topics!

## Membership Benefits

You can try out this interactive subtraction lesson with your class when you sign up for a free sixty-day trial! Your students may try out any lesson on “I Know It” for free in the free trial mode, but please know that students will be capped at a total of twenty-five questions per day across all the lessons on I Know It. For complete and unlimited access to "I Know It," you will need to purchase a membership.

Here are a few of the many benefits to your I Know It membership: you can create a class roster and add your students; give individual user names and passwords to all your students; assign specific lessons to individual students; track your students' progress; download, print, and email progress reports, and change lesson settings.

When your students log in to I Know It with their unique user name and password, they will be taken to a kid-friendly homepage where they can access their assignments, explore lessons at their grade level, or even try out lessons at other grade levels. All grade levels in the student mode appear with alphabet labels instead of number labels, making it easier for you to assign lessons based on individual student needs.

## Level

This online math lesson is classified as Level B. It may be appropriate for a second grade class.

## Common Core Standard

2.NBT.8
Numbers and Operations in Base Ten

Students should demonstrate an understanding of place value. Students should be able to use the properties of operations to add and subtract. Students should also be able to mentally add or subtract 10 or 100 from any given number from 100 to 900.

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