Display, explain, and justify mathematical ideas and arguments using precise mathematical language in written or oral communicationTEKS
Explain strategies used to solve addition and subtraction problems up to 20 using spoken words, objects, pictorial models, and number sentencesTEKS
Identify U.S. coins, including pennies, nickels, dimes, and quarters, by value and describe the relationships among themTEKS
Represent word problems involving addition and subtraction of whole numbers up to 20 using concrete and pictorial models and number sentencesTEKS
Use measuring tools to measure the length of objects to reinforce the continuous nature of linear measurementTEKS
Use relationships to count by twos, fives, and tens to determine the value of a collection of pennies, nickels, and/or dimesTEKS