Mentally Add or Subtract 10 or 100 Worksheets Mental Math Activity for 2nd Grade

$3.00 Multi-licenses $2.70

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Item description

In this mental math activity, your students will mentally add and subtract 10 or 100 from a given number. With a thorough understanding of place value, these math worksheets are a great way to help students practice the strategies to add and subtract 10 and 100 fluently.

Reasons why you need this product:

  1. These worksheets can help kids practice math concepts.
  2. This mental math activity allows people to do math in their heads without using a calculator. You can set up a timer to make the worksheets more challenging.
  3. You can assign this activity for subs, early finishers, or homework.
  4. The skills covered are Common Core aligned.

Skills covered: 2.NBT.B.8

  • Mentally add 10 to a given number from 100-900.
  • Mentally subtract 10 from a given number from 100-900.
  • Mentally add 100 to a given number 100-900.
  • Mentally subtract 100 from a given number from 100-900.

The PDF file contains:

  • 35 pages of B&W worksheets (no color copies)
  • 35 pages of answer keys

Don’t hesitate to contact me with any questions. (thisistheviralteacher@gmail.com)

☺The Viral Teacher

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