Grade 1 Math 55 Unknown missing numbers related facts

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How we can use related facts (fact families) to find an unknown number. Finding an unknown addend, sum, minuend, subtrahend, or difference by using related facts. Using blank cubes or drawing a picture with related facts. Several word problems are included in this lesson. • Grade 1 Math Playlist •    • Grade 1 Math Course   • SUPPORT MY WORK: • PATREON   / joannsschool   • PAYPAL https://www.paypal.com/cgi-bin/webscr... • MINDS minds.com/joannsschool • YOUTUBE FAN FUNDING on my channel Home page •    / @joannsschool   • If you can't afford to become a monthly patron... • click or watch the ads to help me out. • FOLLOW ME: • TWITTER   / joannsschool   • FACEBOOK Message me!   / joannsschool  

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