Represent addition and subtraction with objects, fingers, mental images, drawings (drawings need not show details, but should show the mathematics in the problem), sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations.
Standard TypeMichigan State Math Standards
Write Equations for Numbers 11-19
Join Mrs. Gray for a Numeracy Talk with Dotson seeing the double ten frame but building what we saw using a Rekenrek. We work with numbers 11-19 and write equations.
Counting Groups 11-20
Join Mrs. Gray for a Mystery Math Mistake with D.C. He needs help figuring out his number bonds to match ten frames. We are going to have fun figuring out how many objects are in our collections.
Unknown Addend Word Problems
Join Mrs. Gray for a subtraction word problem with Porfessor Barble! We are going to take word problems to a new level with putting together and taking apart with both addends unknown. I wonder if you will be able to come up with ALL of the ways to solve!
More Than One Way to Solve
Join Mrs. Gray for a subtraction word problem with Porfessor Barble! Get ready to solve word problems more than one way. You will discover a pattern to help you understand word problems that can have multiple answers!
Match Equations to 10 Frames
Join Mrs. Gray for a Mystery Math Mistake word problem. Get ready to have fun with 10 frames matching equations to compositions and decompositions of 10.