Common Core OA Resources

Resources for the Operations and Algebraic Thinking strand of the Common Core standards, grades K-5. These boards are no longer open to collaborators.
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a white board with different types of numbers on it and words in the middle one
a black and white cat sitting on top of a stack of books with the words out - of - the - box ideas for teaching algebra and geometric
Out-of-the-Box Ideas for Teaching Algebra and Geometry - WeAreTeachers
an image of a quote on the back of a green and gray background with words that say
Why I will never use PEMDAS to teach order of operations - Leaf and STEM Learning
Leaf and STEM Learning: Why I will never use PEMDAS to teach order of operations
a poster with instructions on how to write an inquisitable table for students
3rd Grade: Input-Ouput Tables (TEKS 3.5E)
a bulletin board hanging on the wall with numbers and times to explore division written on it
Exploring division anchor chart - making all the way to show equal groups of a number
a whiteboard with some writing on it that says repeated subtraction strategy and two different numbers
Division- repeated subtraction strategy
Division- repeated subtraction strategy | Math | ShowMe
a poster with numbers and subtractions written on it
√ 30 Robert Marzano Lesson Plan Template | Effect Template
a poster with the words multi - step problems written on it
Mastering Multi-Step Word Problems – Teacher Trap
Mastering Multi-Step Word Problems – Teacher Trap
a sign that says, ways i can do math use your fingers to number line
Kindergarten math strategies anchor chart- addition and subtraction