Learning Domain: Operations and Algebraic Thinking
Standard: Represent and solve addition and subtraction word problems, within 20, with unknowns, by using objects, drawings, and equations with a symbol for the unknown number to represent the problem, when solving: Add to/Take from-Change Unknown; Put together/Take Apart-Addend Unknown; Compare-Difference Unknown.
Learning Domain: Operations and Algebraic Thinking
Standard: Add and subtract, within 20, using strategies such as: Counting on; Making ten; Decomposing a number leading to a ten; Using the relationship between addition and subtraction; Using a number line; Creating equivalent but simpler or known sums.
COKER, DAWNE. "T4T Cluster 2 Next Steps". OER Commons. Institute for the Study of Knowledge Management in Education, 10 Jul. 2019. Web. 25 Sep. 2023. <https://goopennc.oercommons.org/authoring/872-t4t-cluster-2-next-steps>.
COKER, D. (2019, July 10). T4T Cluster 2 Next Steps. OER Commons. Retrieved September 25, 2023, from https://goopennc.oercommons.org/authoring/872-t4t-cluster-2-next-steps.