How To: Perform mental subtraction for math class

Perform mental subtraction for math class

Having problems with subtraction. For some people, mathematics doesn't come easy, but there are tricks to solving certain problems, like subtraction. Check out this math video tutorial to learn how to perform mental subtraction for math class.

Learn to calculate and subtraction problem mentally and simultaneously say the answer aloud! Check out the "look ahead and borrow method" and the "conventional method" and see which one works for you.

Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.

Buy Now (97% off) >

Other worthwhile deals to check out:

Join the Next Reality AR Community

Get the latest in AR — delivered straight to your inbox.

1 Comment

I always had problems with subtraction because the teacher taught us to always write down problems on paper and that screwed me up for a good half of my life. Thanks for this, lifesaver.

Share Your Thoughts

  • Hot
  • Latest