Instructional Video7:45
msvgo

Properties of Addition and Subtraction of Integers

K - 12th
It explains the closure, commutative and associative properties of addition and subtraction of integers. It also explains how 0 is the additive identity for integers.
Instructional Video6:49
Curated OER

How Do You Use an Equation with Consecutive Numbers to Solve a Word Problem?

8th - 9th
Mrs. Jenkins has five children. How old is each one of them? A big word problem with lots of numbers to figure out. Show this video to your class! The more exposure your learners have to word problems, the more comfortable they will be...