Mental Maths - Class 2 | How to Subtract One-Digit Numbers (English)
77This is Class #2 of my Mental Math videos series. I am teaching how anyone can subtract a one-digit number such as 3 from another one-digit number such as 7 in less than a second.
The purpose of this video is to help everyone including children do math in their brain. It just requires practice and some techniques.
Class #1:
https://youtu.be/apBdhK4Z-E8
Learn the answers to the following sums to improve your mental math starting from day 1:
1+1=2, 1+2=3, 1+3=4, 1+4=5, 1+5=6, 1+6=7, 1+8=9, 1+9=10
2+2=4, 2+3=5, 2+4=6, 2+5=7, 2+6=8, 2+7=9, 2+8=10
3+3=6, 3+4=7, 3+5=8, 3+6=9, 3+7=10
4+4=8, 4+5=9, 4+6=10
5+5=10
Get Links to my FREE Mental Math app for Android and iOS:
https://obsidiansofteducation.blogspot.com/p/mental-maths.html
FREE worksheets for practicing mental math:
https://obsidiansofteducation.blogspot.com/2021/02/mental-math-add-subtract-1digit.html
I hope you like this video. Please share it with your friends and family and please subscribe to the channel.
Happy Learning π.
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Music:
Pamgaea by Kevin MacLeod
Link: https://incompetech.filmmusic.io/song/4193-pamgaea
License: http://creativecommons.org/licenses/by/4.0/
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