Grade 1 Math 3.5, Doubles plus 1 & Doubles minus 1

An explanation of how to add numbers by using doubles plus one and doubles minus one. Using counters to show how to add with this method. Make your own addition facts flash cards. Grade 1 Math Playlist SUPPORT MY WORK: PATREON https://www.patreon.com/JoannsSchool PAYPAL https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=KKAMABTBVDFNY MINDS minds.com/joannsschool YOUTUBE FAN FUNDING on my channel Home page https://www.youtube.com/channel/UCAZKtYcE5Jgd6hVL-RHv6Vw […]

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