Curated Video
Doubles Facts
Double the trouble, double the fun. Join us in this mighty video as we learn our doubles facts. Doubles are just an easy way to memorize addition and subtraction facts, such as 5+5 or 7+7.
Curated Video
Memorizing Division Facts
Mr. Addit reviews division by 1, 2, 5, and 10 and explains that division is the opposite of multiplication just as subtraction is the opposite of addition.
Curated Video
Multiplication
Mr. Addit shows three methods for finding the answer to multiplication problems: repeated addition, skip counting, and using an array.
Curated Video
The Zero Property and the Identity Property
Mr. Addit explains the zero property and the identity property.
Curated Video
More Multiplication
Mr. Addit works multiplication problems through repeated addition, skip counting, and arrays. He then finds factors of a multiplication problem from an array.
Curated Video
Word Clues in Division Word Problems
Mr. Addit reviews keywords in word problems that are clues for what math operation will be used.
Curated Video
Finding 10 to Add and Subtract Quickly
In this video, students learn to anchor problems to number ten, a common way to problem solve. For example, the problem 9+3 might be unfamiliar, but if we split number 3 into 1+2, we can create a ten. We are left with 9+1+2, or 10+2....
Mr. R.'s Songs for Teaching
Adding to Ten: (7 + 3)
Mr. R.'s 'ways to make ten' song for teaching addition fact 7 + 3...Don't underestimate the importance of your students memorizing these facts! See more math resources at Mr. R.'s website: http://mathstory.com/
Curated OER
First Grade Math Lessons: First Grade Math Addition Tables
How do we, as educators, build a solid mathematical foundation for young learners? This video suggests using flashcards, memorization, and addition tables. How to use flashcards, tips, and things not to do are all covered.