In this variable learning exercise, students subtract to solve 3 word problems, drawing or writing to explain their work. Houghton Mifflin text is referenced.
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How Do You Solve a Word Problem Where You Multiply and Subtract Whole Numbers and Fractions?
There is only one variable in this word problem. Yeah! So unpack the words and write them as a mathematical expression. Then make sure to use the order of operations to solve and arrive at the solution.
2 mins 3rd - 5th Math
Solve for Unknowns: Using Fact Families
Understanding the relationship between numbers in a fact family can make solving for unknowns much easier. Follow along with the second video in this series as the instructor models this approach with multiple examples. A story problem...
4 mins 2nd - 4th Math CCSS: Designed
Solve for Unknowns Using the Commutative Property of Addition
What is the commutative property and how do you use it? Find out how to solve for unknowns using this very special property of addition. Excellent visuals and real-world stories are used to define the commutative property in a way that...
4 mins 3rd - 4th Math CCSS: Designed